PDB Short entry for 1XXF
HEADER    BLOOD CLOTTING/HYDROLASE INHIBITOR      04-NOV-04   1XXF              
TITLE     CRYSTAL STRUCTURE OF THE FXIA CATALYTIC DOMAIN IN COMPLEX WITH ECOTIN 
TITLE    2 MUTANT (ECOTINP)                                                     
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: COAGULATION FACTOR XI;                                     
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 FRAGMENT: CATALYTIC DOMAIN;                                          
COMPND   5 SYNONYM: PLASMA THROMBOPLASTIN ANTECEDENT; PTA; FXI;                 
COMPND   6 EC: 3.4.21.27;                                                       
COMPND   7 ENGINEERED: YES;                                                     
COMPND   8 MUTATION: YES;                                                       
COMPND   9 MOL_ID: 2;                                                           
COMPND  10 MOLECULE: ECOTIN;                                                    
COMPND  11 CHAIN: C, D;                                                         
COMPND  12 ENGINEERED: YES;                                                     
COMPND  13 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 GENE: F11;                                                           
SOURCE   6 EXPRESSION_SYSTEM: PICHIA PASTORIS;                                  
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 4922;                                       
SOURCE   8 MOL_ID: 2;                                                           
SOURCE   9 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI;                               
SOURCE  10 ORGANISM_TAXID: 562;                                                 
SOURCE  11 GENE: ECO,ETI;                                                       
SOURCE  12 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21;                            
SOURCE  13 EXPRESSION_SYSTEM_TAXID: 511693;                                     
SOURCE  14 EXPRESSION_SYSTEM_STRAIN: BL21;                                      
SOURCE  15 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID                               
KEYWDS    FXIA; CATALYTIC DOMAIN; SERINE PROTEASE; ECOTIN; SUBSTRATE-LIKE       
KEYWDS   2 INTERACTION, BLOOD CLOTTING-HYDROLASE INHIBITOR COMPLEX              
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    L.JIN,P.PANDEY,R.E.BABINE,J.C.GORGA,K.J.SEIDL,E.GELFAND,D.T.WEAVER,   
AUTHOR   2 S.S.ABDEL-MEGUID,J.E.STRICKLER                                       
REVDAT   5   23-AUG-23 1XXF    1       REMARK                                   
REVDAT   4   20-OCT-21 1XXF    1       REMARK SEQADV                            
REVDAT   3   24-FEB-09 1XXF    1       VERSN                                    
REVDAT   2   22-FEB-05 1XXF    1       JRNL                                     
REVDAT   1   16-NOV-04 1XXF    0                                                
JRNL        AUTH   L.JIN,P.PANDEY,R.E.BABINE,J.C.GORGA,K.J.SEIDL,E.GELFAND,     
JRNL        AUTH 2 D.T.WEAVER,S.S.ABDEL-MEGUID,J.E.STRICKLER                    
JRNL        TITL   CRYSTAL STRUCTURES OF THE FXIA CATALYTIC DOMAIN IN COMPLEX   
JRNL        TITL 2 WITH ECOTIN MUTANTS REVEAL SUBSTRATE-LIKE INTERACTIONS       
JRNL        REF    J.BIOL.CHEM.                  V. 280  4704 2005              
JRNL        REFN                   ISSN 0021-9258                               
JRNL        PMID   15545266                                                     
JRNL        DOI    10.1074/JBC.M411309200                                       
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.60 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNX 2002                                             
REMARK   3   AUTHORS     : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE-              
REMARK   3               : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU,              
REMARK   3               : READ,RICE,SIMONSON,WARREN,ACCELRYS                   
REMARK   3               : SOFTWARE INC.(BADGER,BERARD,KUMAR,SZALMA,            
REMARK   3               : YIP,DZAKULA)                                         
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.60                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 29.75                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : 279512.370                     
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : 0.0000                         
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 88.0                           
REMARK   3   NUMBER OF REFLECTIONS             : 21339                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : THROUGHOUT                      
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                          
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.225                           
REMARK   3   R VALUE            (WORKING SET) : 0.225                           
REMARK   3   FREE R VALUE                     : 0.284                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 10.000                          
REMARK   3   FREE R VALUE TEST SET COUNT      : 2127                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : 0.006                           
REMARK   3                                                                      
REMARK   3  FIT/AGREEMENT OF MODEL WITH ALL DATA.                               
REMARK   3   R VALUE     (WORKING + TEST SET, NO CUTOFF) : NULL                 
REMARK   3   R VALUE            (WORKING SET, NO CUTOFF) : NULL                 
REMARK   3   FREE R VALUE                    (NO CUTOFF) : NULL                 
REMARK   3   FREE R VALUE TEST SET SIZE   (%, NO CUTOFF) : NULL                 
REMARK   3   FREE R VALUE TEST SET COUNT     (NO CUTOFF) : NULL                 
REMARK   3   ESTIMATED ERROR OF FREE R VALUE (NO CUTOFF) : NULL                 
REMARK   3   TOTAL NUMBER OF REFLECTIONS     (NO CUTOFF) : 24249                
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 10                           
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 2.60                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.69                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 83.60                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 1780                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.3390                       
REMARK   3   BIN FREE R VALUE                    : 0.4240                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 9.90                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 196                          
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.030                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 5982                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 2                                       
REMARK   3   SOLVENT ATOMS            : 123                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 45.30                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 47.80                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -3.99000                                             
REMARK   3    B22 (A**2) : 17.53000                                             
REMARK   3    B33 (A**2) : -13.55000                                            
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : 0.35                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.42                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : 5.00                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : 0.46                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : 0.56                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.008                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.100                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 26.00                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 0.810                           
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : RESTRAINED                                
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : 1.460 ; 1.500                
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : 2.550 ; 2.000                
REMARK   3   SIDE-CHAIN BOND              (A**2) : 1.830 ; 2.000                
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : 2.920 ; 2.500                
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : FLAT MODEL                                           
REMARK   3   KSOL        : 0.33                                                 
REMARK   3   BSOL        : 27.68                                                
REMARK   3                                                                      
REMARK   3  NCS MODEL : NULL                                                    
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS.                         RMS   SIGMA/WEIGHT          
REMARK   3   GROUP  1  POSITIONAL            (A) : NULL  ; NULL                 
REMARK   3   GROUP  1  B-FACTOR           (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  PARAMETER FILE  1  : PROTEIN_REP.P                                  
REMARK   3  PARAMETER FILE  2  : WATER_REP.PAR                                  
REMARK   3  PARAMETER FILE  3  : ION.PARAM                                      
REMARK   3  PARAMETER FILE  4  : CARBOHYDRATE.                                  
REMARK   3  PARAMETER FILE  5  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : PROTEIN.TOP                                    
REMARK   3  TOPOLOGY FILE  2   : WATER_REP.TOP                                  
REMARK   3  TOPOLOGY FILE  3   : ION.TOP                                        
REMARK   3  TOPOLOGY FILE  4   : CARBOHYDRATE.                                  
REMARK   3  TOPOLOGY FILE  5   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1XXF COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 12-NOV-04.                  
REMARK 100 THE DEPOSITION ID IS D_1000030876.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 15-JUL-02                          
REMARK 200  TEMPERATURE           (KELVIN) : 116                                
REMARK 200  PH                             : 6.2                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : N                                  
REMARK 200  RADIATION SOURCE               : ROTATING ANODE                     
REMARK 200  BEAMLINE                       : NULL                               
REMARK 200  X-RAY GENERATOR MODEL          : RIGAKU RUH3R                       
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.5418                             
REMARK 200  MONOCHROMATOR                  : BLUE OSMIC MIRRORS                 
REMARK 200  OPTICS                         : BLUE OSMIC MIRRORS                 
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : RIGAKU RAXIS IV                    
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-2000                           
REMARK 200  DATA SCALING SOFTWARE          : HKL-2000                           
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 22056                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.600                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 30.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 2.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : NULL                               
REMARK 200  DATA REDUNDANCY                : 5.600                              
REMARK 200  R MERGE                    (I) : 0.09400                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 15.9000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.60                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.69                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 90.9                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.41700                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 4.100                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: DIFFERENCE FOURIER           
REMARK 200 SOFTWARE USED: CNX 2002                                              
REMARK 200 STARTING MODEL: PDB ENTRY 1XX9                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 44.00                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.20                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: PEG-MME 2000, AMMONIUM SULFATE, SODIUM   
REMARK 280  CACODYLATE, METHANOL, PH 6.2, VAPOR DIFFUSION, HANGING DROP,        
REMARK 280  TEMPERATURE 293K                                                    
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21                       
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X+1/2,-Y,Z+1/2                                         
REMARK 290       3555   -X,Y+1/2,-Z+1/2                                         
REMARK 290       4555   X+1/2,-Y+1/2,-Z                                         
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000       22.25600            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       94.56650            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       45.03050            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       94.56650            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       22.25600            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       45.03050            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: TETRAMERIC                        
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC                 
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 10360 ANGSTROM**2                         
REMARK 350 SURFACE AREA OF THE COMPLEX: 33060 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -54.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C, D                            
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     VAL A   245                                                      
REMARK 465     VAL B   245                                                      
REMARK 465     ALA C     1                                                      
REMARK 465     GLU C     2                                                      
REMARK 465     SER C     3                                                      
REMARK 465     VAL C     4                                                      
REMARK 465     ALA D     1                                                      
REMARK 465     GLU D     2                                                      
REMARK 465     SER D     3                                                      
REMARK 465     VAL D     4                                                      
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: TORSION ANGLES                                             
REMARK 500                                                                      
REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS:            
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2)                    
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI-           
REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400            
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        PSI       PHI                                   
REMARK 500    SER A  22     -161.26    -79.54                                   
REMARK 500    TRP A  27       76.11   -104.31                                   
REMARK 500    LEU A  39      -60.67    -98.96                                   
REMARK 500    GLN A  48       17.86   -152.89                                   
REMARK 500    LYS A  95      -49.48   -134.02                                   
REMARK 500    GLU A  98      -35.20    -39.28                                   
REMARK 500    ASP A 129       31.84    -91.55                                   
REMARK 500    LYS A 145      118.66   -172.23                                   
REMARK 500    LEU A 146      112.45    -26.41                                   
REMARK 500    ARG A 147       62.39     93.34                                   
REMARK 500    ASP A 148     -159.35   -139.06                                   
REMARK 500    ASP A 189     -179.20   -178.28                                   
REMARK 500    LEU A 198A      74.58   -119.80                                   
REMARK 500    ASN A 202B      32.60     72.04                                   
REMARK 500    GLU A 202C      -2.80     71.13                                   
REMARK 500    SER A 214      -63.84   -125.39                                   
REMARK 500    GLN B  48       39.15   -148.06                                   
REMARK 500    PHE B  59       43.50    -98.29                                   
REMARK 500    TYR B  59A     -73.20    -63.31                                   
REMARK 500    PRO B  62        3.08    -68.56                                   
REMARK 500    ASP B  80       55.26   -107.53                                   
REMARK 500    LYS B  95      -53.64   -143.22                                   
REMARK 500    ALA B 115     -158.81   -146.32                                   
REMARK 500    LYS B 127      -64.68    -28.52                                   
REMARK 500    ASP B 129       47.89   -156.59                                   
REMARK 500    ASN B 131       49.28   -108.76                                   
REMARK 500    ASP B 135       73.01   -112.41                                   
REMARK 500    LYS B 145      137.84    172.00                                   
REMARK 500    ARG B 148       38.35     94.33                                   
REMARK 500    ASN B 202B      37.72     72.18                                   
REMARK 500    SER B 214      -60.97   -132.80                                   
REMARK 500    GLU C   8       -1.98    -56.77                                   
REMARK 500    ASP C  49     -157.05    -93.79                                   
REMARK 500    LYS C  76       32.73     74.94                                   
REMARK 500    ASP C  89      170.25    -59.68                                   
REMARK 500    GLU C 134      -87.81    -91.87                                   
REMARK 500    LYS C 135      122.43    -18.08                                   
REMARK 500    PRO D  12       49.25    -66.45                                   
REMARK 500    GLU D  65      119.86    -39.07                                   
REMARK 500    LYS D  76       44.29     73.48                                   
REMARK 500    ARG D  84       48.45   -102.43                                   
REMARK 500    LYS D  94       98.01    -64.81                                   
REMARK 500    ASN D 122       34.23    -99.15                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 620                                                                      
REMARK 620 METAL COORDINATION                                                   
REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              NA B1002  NA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 TRP B 137   O                                                      
REMARK 620 2 SER B 198B  OG   98.2                                              
REMARK 620 N                    1                                               
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              NA B1001  NA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ALA B 183   O                                                      
REMARK 620 2 ASP B 189   OD1 120.5                                              
REMARK 620 3 TYR B 228   OH  122.7  88.1                                        
REMARK 620 N                    1     2                                         
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NA B 1001                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NA B 1002                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1XX9   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 1XXD   RELATED DB: PDB                                   
DBREF  1XXF A   16   245  UNP    P03951   FA11_HUMAN     388    625             
DBREF  1XXF B   16   245  UNP    P03951   FA11_HUMAN     388    625             
DBREF  1XXF C    1   142  UNP    P23827   ECOT_ECOLI      21    162             
DBREF  1XXF D    1   142  UNP    P23827   ECOT_ECOLI      21    162             
SEQADV 1XXF ALA A   56  UNP  P03951    SER   452 ENGINEERED MUTATION            
SEQADV 1XXF ALA A   97  UNP  P03951    THR   493 ENGINEERED MUTATION            
SEQADV 1XXF ALA B   56  UNP  P03951    SER   452 ENGINEERED MUTATION            
SEQADV 1XXF ALA B   97  UNP  P03951    THR   493 ENGINEERED MUTATION            
SEQADV 1XXF ASP C   81  UNP  P23827    VAL   101 ENGINEERED MUTATION            
SEQADV 1XXF PHE C   82  UNP  P23827    SER   102 ENGINEERED MUTATION            
SEQADV 1XXF ARG C   84  UNP  P23827    MET   104 ENGINEERED MUTATION            
SEQADV 1XXF VAL C   85  UNP  P23827    MET   105 ENGINEERED MUTATION            
SEQADV 1XXF VAL C   86  UNP  P23827    ALA   106 ENGINEERED MUTATION            
SEQADV 1XXF ASP D   81  UNP  P23827    VAL   101 ENGINEERED MUTATION            
SEQADV 1XXF PHE D   82  UNP  P23827    SER   102 ENGINEERED MUTATION            
SEQADV 1XXF ARG D   84  UNP  P23827    MET   104 ENGINEERED MUTATION            
SEQADV 1XXF VAL D   85  UNP  P23827    MET   105 ENGINEERED MUTATION            
SEQADV 1XXF VAL D   86  UNP  P23827    ALA   106 ENGINEERED MUTATION            
SEQRES   1 A  238  ILE VAL GLY GLY THR ALA SER VAL ARG GLY GLU TRP PRO          
SEQRES   2 A  238  TRP GLN VAL THR LEU HIS THR THR SER PRO THR GLN ARG          
SEQRES   3 A  238  HIS LEU CYS GLY GLY SER ILE ILE GLY ASN GLN TRP ILE          
SEQRES   4 A  238  LEU THR ALA ALA HIS CYS PHE TYR GLY VAL GLU SER PRO          
SEQRES   5 A  238  LYS ILE LEU ARG VAL TYR SER GLY ILE LEU ASN GLN ALA          
SEQRES   6 A  238  GLU ILE LYS GLU ASP THR SER PHE PHE GLY VAL GLN GLU          
SEQRES   7 A  238  ILE ILE ILE HIS ASP GLN TYR LYS MET ALA GLU SER GLY          
SEQRES   8 A  238  TYR ASP ILE ALA LEU LEU LYS LEU GLU THR THR VAL ASN          
SEQRES   9 A  238  TYR ALA ASP SER GLN ARG PRO ILE CYS LEU PRO SER LYS          
SEQRES  10 A  238  GLY ASP ARG ASN VAL ILE TYR THR ASP CYS TRP VAL THR          
SEQRES  11 A  238  GLY TRP GLY TYR ARG LYS LEU ARG ASP LYS ILE GLN ASN          
SEQRES  12 A  238  THR LEU GLN LYS ALA LYS ILE PRO LEU VAL THR ASN GLU          
SEQRES  13 A  238  GLU CYS GLN LYS ARG TYR ARG GLY HIS LYS ILE THR HIS          
SEQRES  14 A  238  LYS MET ILE CYS ALA GLY TYR ARG GLU GLY GLY LYS ASP          
SEQRES  15 A  238  ALA CYS LYS GLY ASP SER GLY GLY PRO LEU SER CYS LYS          
SEQRES  16 A  238  HIS ASN GLU VAL TRP HIS LEU VAL GLY ILE THR SER TRP          
SEQRES  17 A  238  GLY GLU GLY CYS ALA GLN ARG GLU ARG PRO GLY VAL TYR          
SEQRES  18 A  238  THR ASN VAL VAL GLU TYR VAL ASP TRP ILE LEU GLU LYS          
SEQRES  19 A  238  THR GLN ALA VAL                                              
SEQRES   1 B  238  ILE VAL GLY GLY THR ALA SER VAL ARG GLY GLU TRP PRO          
SEQRES   2 B  238  TRP GLN VAL THR LEU HIS THR THR SER PRO THR GLN ARG          
SEQRES   3 B  238  HIS LEU CYS GLY GLY SER ILE ILE GLY ASN GLN TRP ILE          
SEQRES   4 B  238  LEU THR ALA ALA HIS CYS PHE TYR GLY VAL GLU SER PRO          
SEQRES   5 B  238  LYS ILE LEU ARG VAL TYR SER GLY ILE LEU ASN GLN ALA          
SEQRES   6 B  238  GLU ILE LYS GLU ASP THR SER PHE PHE GLY VAL GLN GLU          
SEQRES   7 B  238  ILE ILE ILE HIS ASP GLN TYR LYS MET ALA GLU SER GLY          
SEQRES   8 B  238  TYR ASP ILE ALA LEU LEU LYS LEU GLU THR THR VAL ASN          
SEQRES   9 B  238  TYR ALA ASP SER GLN ARG PRO ILE CYS LEU PRO SER LYS          
SEQRES  10 B  238  GLY ASP ARG ASN VAL ILE TYR THR ASP CYS TRP VAL THR          
SEQRES  11 B  238  GLY TRP GLY TYR ARG LYS LEU ARG ASP LYS ILE GLN ASN          
SEQRES  12 B  238  THR LEU GLN LYS ALA LYS ILE PRO LEU VAL THR ASN GLU          
SEQRES  13 B  238  GLU CYS GLN LYS ARG TYR ARG GLY HIS LYS ILE THR HIS          
SEQRES  14 B  238  LYS MET ILE CYS ALA GLY TYR ARG GLU GLY GLY LYS ASP          
SEQRES  15 B  238  ALA CYS LYS GLY ASP SER GLY GLY PRO LEU SER CYS LYS          
SEQRES  16 B  238  HIS ASN GLU VAL TRP HIS LEU VAL GLY ILE THR SER TRP          
SEQRES  17 B  238  GLY GLU GLY CYS ALA GLN ARG GLU ARG PRO GLY VAL TYR          
SEQRES  18 B  238  THR ASN VAL VAL GLU TYR VAL ASP TRP ILE LEU GLU LYS          
SEQRES  19 B  238  THR GLN ALA VAL                                              
SEQRES   1 C  142  ALA GLU SER VAL GLN PRO LEU GLU LYS ILE ALA PRO TYR          
SEQRES   2 C  142  PRO GLN ALA GLU LYS GLY MET LYS ARG GLN VAL ILE GLN          
SEQRES   3 C  142  LEU THR PRO GLN GLU ASP GLU SER THR LEU LYS VAL GLU          
SEQRES   4 C  142  LEU LEU ILE GLY GLN THR LEU GLU VAL ASP CYS ASN LEU          
SEQRES   5 C  142  HIS ARG LEU GLY GLY LYS LEU GLU ASN LYS THR LEU GLU          
SEQRES   6 C  142  GLY TRP GLY TYR ASP TYR TYR VAL PHE ASP LYS VAL SER          
SEQRES   7 C  142  SER PRO ASP PHE THR ARG VAL VAL CYS PRO ASP GLY LYS          
SEQRES   8 C  142  LYS GLU LYS LYS PHE VAL THR ALA TYR LEU GLY ASP ALA          
SEQRES   9 C  142  GLY MET LEU ARG TYR ASN SER LYS LEU PRO ILE VAL VAL          
SEQRES  10 C  142  TYR THR PRO ASP ASN VAL ASP VAL LYS TYR ARG VAL TRP          
SEQRES  11 C  142  LYS ALA GLU GLU LYS ILE ASP ASN ALA VAL VAL ARG              
SEQRES   1 D  142  ALA GLU SER VAL GLN PRO LEU GLU LYS ILE ALA PRO TYR          
SEQRES   2 D  142  PRO GLN ALA GLU LYS GLY MET LYS ARG GLN VAL ILE GLN          
SEQRES   3 D  142  LEU THR PRO GLN GLU ASP GLU SER THR LEU LYS VAL GLU          
SEQRES   4 D  142  LEU LEU ILE GLY GLN THR LEU GLU VAL ASP CYS ASN LEU          
SEQRES   5 D  142  HIS ARG LEU GLY GLY LYS LEU GLU ASN LYS THR LEU GLU          
SEQRES   6 D  142  GLY TRP GLY TYR ASP TYR TYR VAL PHE ASP LYS VAL SER          
SEQRES   7 D  142  SER PRO ASP PHE THR ARG VAL VAL CYS PRO ASP GLY LYS          
SEQRES   8 D  142  LYS GLU LYS LYS PHE VAL THR ALA TYR LEU GLY ASP ALA          
SEQRES   9 D  142  GLY MET LEU ARG TYR ASN SER LYS LEU PRO ILE VAL VAL          
SEQRES  10 D  142  TYR THR PRO ASP ASN VAL ASP VAL LYS TYR ARG VAL TRP          
SEQRES  11 D  142  LYS ALA GLU GLU LYS ILE ASP ASN ALA VAL VAL ARG              
HET     NA  B1001       1                                                       
HET     NA  B1002       1                                                       
HETNAM      NA SODIUM ION                                                       
FORMUL   5   NA    2(NA 1+)                                                     
FORMUL   7  HOH   *123(H2 O)                                                    
HELIX    1   1 ALA A   56  TYR A   59A 5                                   5    
HELIX    2   2 SER A   61  LYS A   63  5                                   3    
HELIX    3   3 ASN A   73  ILE A   77  5                                   5    
HELIX    4   4 SER A  126  VAL A  132  5                                   7    
HELIX    5   5 THR A  164  TYR A  172  1                                   9    
HELIX    6   6 VAL A  231  GLU A  233  5                                   3    
HELIX    7   7 TYR A  234  THR A  242  1                                   9    
HELIX    8   8 ALA B   55  TYR B   59A 5                                   6    
HELIX    9   9 SER B   61  LYS B   63  5                                   3    
HELIX   10  10 ASN B   73  ILE B   77  5                                   5    
HELIX   11  11 MET B   96  GLY B  100  5                                   5    
HELIX   12  12 SER B  126  ARG B  130  5                                   5    
HELIX   13  13 THR B  164  ARG B  171  1                                   8    
HELIX   14  14 TYR B  234  GLN B  243  1                                  10    
HELIX   15  15 PRO C    6  ILE C   10  5                                   5    
HELIX   16  16 ASP C   32  SER C   34  5                                   3    
HELIX   17  17 LEU C  101  ALA C  104  5                                   4    
HELIX   18  18 PRO D    6  ILE D   10  5                                   5    
HELIX   19  19 ASP D   32  SER D   34  5                                   3    
HELIX   20  20 LEU D  101  ALA D  104  5                                   4    
SHEET    1   A17 THR A  20  ALA A  21  0                                        
SHEET    2   A17 GLN A 156  LYS A 159 -1  O  LYS A 157   N  THR A  20           
SHEET    3   A17 CYS A 136  GLY A 140 -1  N  VAL A 138   O  ALA A 158           
SHEET    4   A17 PRO A 198  HIS A 202A-1  O  PRO A 198   N  THR A 139           
SHEET    5   A17 VAL A 202D GLY A 216 -1  O  VAL A 202D  N  HIS A 202A          
SHEET    6   A17 GLY A 226  THR A 229 -1  N  VAL A 227   O  TRP A 215           
SHEET    7   A17 MET A 180  ALA A 183 -1  O  ILE A 181   N  TYR A 228           
SHEET    8   A17 LEU A 162  VAL A 163 -1  N  VAL A 163   O  CYS A 182           
SHEET    9   A17 MET A 180  ALA A 183 -1  O  CYS A 182   N  VAL A 163           
SHEET   10   A17 GLY A 226  THR A 229 -1  N  GLY A 226   O  ALA A 183           
SHEET   11   A17 VAL A 202D GLY A 216 -1  O  ILE A 212   N  THR A 229           
SHEET   12   A17 ASP C  70  THR C  83 -1  O  PHE C  82   N  GLY A 216           
SHEET   13   A17 HIS C  53  THR C  63 -1  O  ARG C  54   N  ASP C  81           
SHEET   14   A17 ASP C  70  THR C  83 -1  O  TYR C  71   N  LYS C  62           
SHEET   15   A17 ILE C 115  PRO C 120  1  O  VAL C 116   N  TYR C  72           
SHEET   16   A17 MET C  20  ILE C  25 -1  O  LYS C  21   N  THR C 119           
SHEET   17   A17 VAL D 140  VAL D 141 -1  N  VAL D 140   O  VAL C  24           
SHEET    1   B 7 GLN A  30  THR A  36  0                                        
SHEET    2   B 7 GLN A  37C GLY A  46 -1  O  ARG A  37D  N  THR A  35           
SHEET    3   B 7 TRP A  51  THR A  54 -1  N  TRP A  51   O  GLY A  46           
SHEET    4   B 7 ALA A 104  LEU A 108 -1  O  ALA A 104   N  THR A  54           
SHEET    5   B 7 PHE A  83  ILE A  90 -1  N  GLN A  86   O  LYS A 107           
SHEET    6   B 7 LEU A  65  SER A  69 -1  O  LEU A  65   N  VAL A  85           
SHEET    7   B 7 GLN A  30  THR A  36 -1  O  THR A  32   N  TYR A  68           
SHEET    1   C17 THR B  20  ALA B  21  0                                        
SHEET    2   C17 GLN B 156  LYS B 159 -1  O  LYS B 157   N  THR B  20           
SHEET    3   C17 CYS B 136  GLY B 140 -1  N  VAL B 138   O  ALA B 158           
SHEET    4   C17 PRO B 198  LYS B 202 -1  O  PRO B 198   N  THR B 139           
SHEET    5   C17 TRP B 203  GLY B 216 -1  N  HIS B 204   O  CYS B 201           
SHEET    6   C17 GLY B 226  ASN B 230 -1  N  VAL B 227   O  TRP B 215           
SHEET    7   C17 MET B 180  ALA B 183 -1  O  ILE B 181   N  TYR B 228           
SHEET    8   C17 LEU B 162  VAL B 163 -1  N  VAL B 163   O  CYS B 182           
SHEET    9   C17 MET B 180  ALA B 183 -1  O  CYS B 182   N  VAL B 163           
SHEET   10   C17 GLY B 226  ASN B 230 -1  N  GLY B 226   O  ALA B 183           
SHEET   11   C17 TRP B 203  GLY B 216 -1  O  ILE B 212   N  THR B 229           
SHEET   12   C17 ASP D  70  THR D  83 -1  N  PHE D  82   O  GLY B 216           
SHEET   13   C17 HIS D  53  THR D  63 -1  O  ARG D  54   N  ASP D  81           
SHEET   14   C17 ASP D  70  THR D  83 -1  N  TYR D  71   O  LYS D  62           
SHEET   15   C17 ILE D 115  PRO D 120  1  O  VAL D 116   N  TYR D  72           
SHEET   16   C17 MET D  20  ILE D  25 -1  N  LYS D  21   O  THR D 119           
SHEET   17   C17 VAL C 140  VAL C 141 -1  O  VAL C 140   N  VAL D  24           
SHEET    1   D 7 GLN B  30  THR B  35  0                                        
SHEET    2   D 7 ARG B  37D GLY B  46 -1  O  ARG B  37D  N  THR B  35           
SHEET    3   D 7 TRP B  51  THR B  54 -1  O  TRP B  51   N  ILE B  45           
SHEET    4   D 7 ALA B 104  LEU B 108 -1  O  ALA B 104   N  THR B  54           
SHEET    5   D 7 PHE B  83  ILE B  90 -1  N  GLN B  86   O  LYS B 107           
SHEET    6   D 7 LEU B  65  TYR B  68 -1  O  LEU B  65   N  VAL B  85           
SHEET    7   D 7 GLN B  30  THR B  35 -1  N  THR B  32   O  TYR B  68           
SHEET    1   E14 GLU C  93  THR C  98  0                                        
SHEET    2   E14 LEU C  36  VAL C  48 -1  N  GLN C  44   O  VAL C  97           
SHEET    3   E14 MET C 106  ARG C 108 -1  N  LEU C 107   O  VAL C  38           
SHEET    4   E14 LEU C  36  VAL C  48 -1  O  VAL C  38   N  LEU C 107           
SHEET    5   E14 ASP C 124  ALA C 132 -1  N  ASP C 124   O  GLY C  43           
SHEET    6   E14 ASP D 137  ASN D 138 -1  N  ASP D 137   O  TYR C 127           
SHEET    7   E14 ASP C 124  ALA C 132 -1  O  TYR C 127   N  ASP D 137           
SHEET    8   E14 ASP D 124  ALA D 132 -1  O  LYS D 131   N  LYS C 131           
SHEET    9   E14 ASP C 137  ASN C 138 -1  N  ASP C 137   O  TYR D 127           
SHEET   10   E14 ASP D 124  ALA D 132 -1  O  TYR D 127   N  ASP C 137           
SHEET   11   E14 LEU D  36  VAL D  48 -1  O  LYS D  37   N  TRP D 130           
SHEET   12   E14 MET D 106  ARG D 108 -1  O  LEU D 107   N  VAL D  38           
SHEET   13   E14 LEU D  36  VAL D  48 -1  N  VAL D  38   O  LEU D 107           
SHEET   14   E14 GLU D  93  THR D  98 -1  O  GLU D  93   N  VAL D  48           
SSBOND   1 CYS A   40    CYS A   58                          1555   1555  2.02  
SSBOND   2 CYS A  136    CYS A  201                          1555   1555  2.04  
SSBOND   3 CYS A  168    CYS A  182                          1555   1555  2.02  
SSBOND   4 CYS A  191    CYS A  219                          1555   1555  2.03  
SSBOND   5 CYS B   40    CYS B   58                          1555   1555  2.04  
SSBOND   6 CYS B  136    CYS B  201                          1555   1555  2.04  
SSBOND   7 CYS B  168    CYS B  182                          1555   1555  2.02  
SSBOND   8 CYS B  191    CYS B  219                          1555   1555  2.04  
SSBOND   9 CYS C   50    CYS C   87                          1555   1555  2.04  
SSBOND  10 CYS D   50    CYS D   87                          1555   1555  2.04  
LINK         O   TRP B 137                NA    NA B1002     1555   1555  2.79  
LINK         O   ALA B 183                NA    NA B1001     1555   1555  2.70  
LINK         OD1 ASP B 189                NA    NA B1001     1555   1555  2.70  
LINK         OG  SER B 198B               NA    NA B1002     1555   1555  2.71  
LINK         OH  TYR B 228                NA    NA B1001     1555   1555  2.70  
CISPEP   1 SER A   37    PRO A   37A         0         0.28                     
CISPEP   2 SER B   37    PRO B   37A         0        -0.24                     
SITE     1 AC1  4 ILE B 160  ALA B 183  ASP B 189  TYR B 228                    
SITE     1 AC2  4 TRP B 137  THR B 139  PRO B 198  SER B 198B                   
CRYST1   44.512   90.061  189.133  90.00  90.00  90.00 P 21 21 21    8          
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      0.022466  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.011104  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.005287        0.00000