PDB Short entry for 3CP7
HEADER    HYDROLASE                               31-MAR-08   3CP7              
TITLE     CRYSTAL STRUCTURE OF A THERMOSTABLE SERINE PROTEASE AL20 FROM         
TITLE    2 EXTREMOPHILIC MICROOGANISM                                           
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: ALKALINE SERINE PROTEASE AL20;                             
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 EC: 3.4.21.1                                                         
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: NESTERENKONIA ABYSSINICA                        
KEYWDS    TRYPSIN-LIKE, HYDROLASE                                               
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    N.YANG,J.NAN,X.-D.SU                                                  
REVDAT   3   01-NOV-23 3CP7    1       REMARK                                   
REVDAT   2   23-MAY-18 3CP7    1       REMARK                                   
REVDAT   1   10-FEB-09 3CP7    0                                                
JRNL        AUTH   N.YANG,J.NAN,E.BROSTROMER,R.HATTI-KAUL,X.-D.SU               
JRNL        TITL   CRYSTAL STRUCTURE OF AN ALKALINE SERINE PROTEASE FROM        
JRNL        TITL 2 NESTERENKONIA SP. DEFINES A NOVEL FAMILY OF SECRETED         
JRNL        TITL 3 BACTERIAL PROTEASES                                          
JRNL        REF    PROTEINS                      V.  73  1072 2008              
JRNL        REFN                   ISSN 0887-3585                               
JRNL        PMID   18814301                                                     
JRNL        DOI    10.1002/PROT.22233                                           
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   S.BAKHTIAR,R.HATTI-KAUL,X.D.SU                               
REMARK   1  TITL   CRYSTALLIZATION AND PRELIMINARY X-RAY ANALYSIS OF AN         
REMARK   1  TITL 2 ALKALINE SERINE PROTEASE FROM NESTERENKONIA SP.              
REMARK   1  REF    ACTA CRYSTALLOGR.,SECT.D      V.  59   529 2003              
REMARK   1  REFN                   ISSN 0907-4449                               
REMARK   1  PMID   12595716                                                     
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.39 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.2.0019                                      
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : MAXIMUM LIKELIHOOD                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.39                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 19.18                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 97.5                           
REMARK   3   NUMBER OF REFLECTIONS             : 84142                          
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) : 0.179                           
REMARK   3   R VALUE            (WORKING SET) : 0.178                           
REMARK   3   FREE R VALUE                     : 0.199                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 2.500                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 2161                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 20                           
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 1.39                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.43                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 5778                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 100.0                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2610                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 157                          
REMARK   3   BIN FREE R VALUE                    : 0.2900                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 3208                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 6                                       
REMARK   3   SOLVENT ATOMS            : 657                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 18.16                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 14.79                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 0.00000                                              
REMARK   3    B22 (A**2) : 0.00000                                              
REMARK   3    B33 (A**2) : 0.00000                                              
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 OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.060         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.060         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.038         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 0.911         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.960                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.955                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  3316 ; 0.008 ; 0.021       
REMARK   3   BOND LENGTHS OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  4524 ; 1.314 ; 1.896       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   430 ; 7.286 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   168 ;33.033 ;25.000       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   396 ;12.091 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):     6 ; 8.435 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   448 ; 0.174 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  2738 ; 0.005 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):  1632 ; 0.215 ; 0.200       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  2312 ; 0.308 ; 0.200       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):   563 ; 0.129 ; 0.200       
REMARK   3   H-BOND (X...Y) OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW REFINED ATOMS        (A):    55 ; 0.175 ; 0.200       
REMARK   3   SYMMETRY VDW OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):    59 ; 0.126 ; 0.200       
REMARK   3   SYMMETRY H-BOND OTHERS            (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.     COUNT   RMS    WEIGHT      
REMARK   3   MAIN-CHAIN BOND REFINED ATOMS  (A**2):  2153 ; 0.616 ; 1.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  3358 ; 1.068 ; 2.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  1330 ; 1.490 ; 3.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  1166 ; 2.183 ; 4.500       
REMARK   3   SIDE-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B REFINED ATOMS     (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B OTHER ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3 ANISOTROPIC THERMAL FACTOR RESTRAINTS.    COUNT   RMS   WEIGHT       
REMARK   3   RIGID-BOND RESTRAINTS          (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; FREE ATOMS         (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; BONDED ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS STATISTICS                                           
REMARK   3   NUMBER OF DIFFERENT NCS GROUPS : NULL                              
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : MASK                                                 
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.20                                          
REMARK   3   ION PROBE RADIUS   : 0.80                                          
REMARK   3   SHRINKAGE RADIUS   : 0.80                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING   
REMARK   3  POSITIONS                                                           
REMARK   4                                                                      
REMARK   4 3CP7 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 03-APR-08.                  
REMARK 100 THE DEPOSITION ID IS D_1000047047.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 01-JAN-02                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 6.9                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : MAX II                             
REMARK 200  BEAMLINE                       : I711                               
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.076                              
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : MIRROR                             
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : MAR CCD 130 MM                     
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : XDS                                
REMARK 200  DATA SCALING SOFTWARE          : XSCALE                             
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 86325                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.390                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 19.800                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 98.0                               
REMARK 200  DATA REDUNDANCY                : 3.300                              
REMARK 200  R MERGE                    (I) : 0.04900                            
REMARK 200  R SYM                      (I) : 0.04700                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 14.5000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.39                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.44                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 89.4                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 3.00                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.19300                            
REMARK 200  R SYM FOR SHELL            (I) : 0.19300                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 3.500                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: MOLREP                                                
REMARK 200 STARTING MODEL: 1P3E                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 50.02                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.46                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 2.9M SODIUM FORMATE, 0.1M SODIUM         
REMARK 280  CITRATE, PH 6.9, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 294K    
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: H 3                              
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -Y,X-Y,Z                                                
REMARK 290       3555   -X+Y,-X,Z                                               
REMARK 290       4555   X+2/3,Y+1/3,Z+1/3                                       
REMARK 290       5555   -Y+2/3,X-Y+1/3,Z+1/3                                    
REMARK 290       6555   -X+Y+2/3,-X+1/3,Z+1/3                                   
REMARK 290       7555   X+1/3,Y+2/3,Z+2/3                                       
REMARK 290       8555   -Y+1/3,X-Y+2/3,Z+2/3                                    
REMARK 290       9555   -X+Y+1/3,-X+2/3,Z+2/3                                   
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 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   3 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   3 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       46.13000            
REMARK 290   SMTRY2   4  0.000000  1.000000  0.000000       26.63317            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000       45.96000            
REMARK 290   SMTRY1   5 -0.500000 -0.866025  0.000000       46.13000            
REMARK 290   SMTRY2   5  0.866025 -0.500000  0.000000       26.63317            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000       45.96000            
REMARK 290   SMTRY1   6 -0.500000  0.866025  0.000000       46.13000            
REMARK 290   SMTRY2   6 -0.866025 -0.500000  0.000000       26.63317            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000       45.96000            
REMARK 290   SMTRY1   7  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   7  0.000000  1.000000  0.000000       53.26634            
REMARK 290   SMTRY3   7  0.000000  0.000000  1.000000       91.92000            
REMARK 290   SMTRY1   8 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   8  0.866025 -0.500000  0.000000       53.26634            
REMARK 290   SMTRY3   8  0.000000  0.000000  1.000000       91.92000            
REMARK 290   SMTRY1   9 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   9 -0.866025 -0.500000  0.000000       53.26634            
REMARK 290   SMTRY3   9  0.000000  0.000000  1.000000       91.92000            
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: DIMERIC                           
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 2070 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 15740 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -4.5 KCAL/MOL                         
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B                                  
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 375                                                                      
REMARK 375 SPECIAL POSITION                                                     
REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS            
REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL          
REMARK 375 POSITIONS.                                                           
REMARK 375                                                                      
REMARK 375 ATOM RES CSSEQI                                                      
REMARK 375      HOH B 570  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH B 681  LIES ON A SPECIAL POSITION.                          
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     GLN A     1                                                      
REMARK 465     ASN A     2                                                      
REMARK 465     GLN B     1                                                      
REMARK 465     ASN B     2                                                      
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT                     
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT.                            
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI           DISTANCE          
REMARK 500   O    HOH A   235     O    HOH B   640              2.14            
REMARK 500   OH   TYR A   213     OXT  ASN A   218              2.19            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
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    TYR A 130       73.16   -113.76                                   
REMARK 500    PRO A 135       30.74    -90.15                                   
REMARK 500    SER A 185     -169.13   -170.64                                   
REMARK 500    SER A 188      -52.08   -120.25                                   
REMARK 500    THR A 217      -17.91    153.55                                   
REMARK 500    ASN B  47       55.63     35.04                                   
REMARK 500    TYR B 130       73.86   -116.12                                   
REMARK 500    CYS B 162      139.56   -171.65                                   
REMARK 500    SER B 185     -167.20   -169.89                                   
REMARK 500    THR B 217      -39.19    166.01                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS                                         
REMARK 500                                                                      
REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH          
REMARK 500 CIS AND TRANS CONFORMATION.  CIS BONDS, IF ANY, ARE LISTED           
REMARK 500 ON CISPEP RECORDS.  TRANS IS DEFINED AS 180 +/- 30 AND               
REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES.                                  
REMARK 500                                 MODEL     OMEGA                      
REMARK 500 THR A  216     THR A  217                  140.26                    
REMARK 500 THR A  217     ASN A  218                  -55.69                    
REMARK 500 THR B  216     THR B  217                  147.97                    
REMARK 500 THR B  217     ASN B  218                  -44.54                    
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FMT A 219                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FMT B 219                 
DBREF  3CP7 A    1   218  PDB    3CP7     3CP7             1    218             
DBREF  3CP7 B    1   218  PDB    3CP7     3CP7             1    218             
SEQRES   1 A  218  GLN ASN PRO ALA ASP SER PRO HIS ILE GLY LYS VAL PHE          
SEQRES   2 A  218  PHE SER THR ASN GLN GLY ASP PHE VAL CYS SER ALA ASN          
SEQRES   3 A  218  ILE VAL ALA SER ALA ASN GLN SER THR VAL ALA THR ALA          
SEQRES   4 A  218  GLY HIS CYS LEU HIS ASP GLY ASN GLY GLY GLN PHE ALA          
SEQRES   5 A  218  ARG ASN PHE VAL PHE ALA PRO ALA TYR ASP TYR GLY GLU          
SEQRES   6 A  218  SER GLU HIS GLY VAL TRP ALA ALA GLU GLU LEU VAL THR          
SEQRES   7 A  218  SER ALA GLU TRP ALA ASN ARG GLY ASP PHE GLU HIS ASP          
SEQRES   8 A  218  TYR ALA PHE ALA VAL LEU GLU THR LYS GLY GLY THR THR          
SEQRES   9 A  218  VAL GLN GLN GLN VAL GLY THR ALA SER PRO ILE ALA PHE          
SEQRES  10 A  218  ASN GLN PRO ARG GLY GLN TYR TYR SER ALA TYR GLY TYR          
SEQRES  11 A  218  PRO ALA ALA ALA PRO PHE ASN GLY GLN GLU LEU HIS SER          
SEQRES  12 A  218  CYS HIS GLY THR ALA THR ASN ASP PRO MET GLY SER SER          
SEQRES  13 A  218  THR GLN GLY ILE PRO CYS ASN MET THR GLY GLY SER SER          
SEQRES  14 A  218  GLY GLY PRO TRP PHE LEU GLY ASN GLY THR GLY GLY ALA          
SEQRES  15 A  218  GLN ASN SER THR ASN SER TYR GLY TYR THR PHE LEU PRO          
SEQRES  16 A  218  ASN VAL MET PHE GLY PRO TYR PHE GLY SER GLY ALA GLN          
SEQRES  17 A  218  GLN ASN TYR ASN TYR ALA SER THR THR ASN                      
SEQRES   1 B  218  GLN ASN PRO ALA ASP SER PRO HIS ILE GLY LYS VAL PHE          
SEQRES   2 B  218  PHE SER THR ASN GLN GLY ASP PHE VAL CYS SER ALA ASN          
SEQRES   3 B  218  ILE VAL ALA SER ALA ASN GLN SER THR VAL ALA THR ALA          
SEQRES   4 B  218  GLY HIS CYS LEU HIS ASP GLY ASN GLY GLY GLN PHE ALA          
SEQRES   5 B  218  ARG ASN PHE VAL PHE ALA PRO ALA TYR ASP TYR GLY GLU          
SEQRES   6 B  218  SER GLU HIS GLY VAL TRP ALA ALA GLU GLU LEU VAL THR          
SEQRES   7 B  218  SER ALA GLU TRP ALA ASN ARG GLY ASP PHE GLU HIS ASP          
SEQRES   8 B  218  TYR ALA PHE ALA VAL LEU GLU THR LYS GLY GLY THR THR          
SEQRES   9 B  218  VAL GLN GLN GLN VAL GLY THR ALA SER PRO ILE ALA PHE          
SEQRES  10 B  218  ASN GLN PRO ARG GLY GLN TYR TYR SER ALA TYR GLY TYR          
SEQRES  11 B  218  PRO ALA ALA ALA PRO PHE ASN GLY GLN GLU LEU HIS SER          
SEQRES  12 B  218  CYS HIS GLY THR ALA THR ASN ASP PRO MET GLY SER SER          
SEQRES  13 B  218  THR GLN GLY ILE PRO CYS ASN MET THR GLY GLY SER SER          
SEQRES  14 B  218  GLY GLY PRO TRP PHE LEU GLY ASN GLY THR GLY GLY ALA          
SEQRES  15 B  218  GLN ASN SER THR ASN SER TYR GLY TYR THR PHE LEU PRO          
SEQRES  16 B  218  ASN VAL MET PHE GLY PRO TYR PHE GLY SER GLY ALA GLN          
SEQRES  17 B  218  GLN ASN TYR ASN TYR ALA SER THR THR ASN                      
HET    FMT  A 219       3                                                       
HET    FMT  B 219       3                                                       
HETNAM     FMT FORMIC ACID                                                      
FORMUL   3  FMT    2(C H2 O2)                                                   
FORMUL   5  HOH   *657(H2 O)                                                    
HELIX    1   1 ALA A   39  LEU A   43  5                                   5    
HELIX    2   2 SER A   79  GLY A   86  1                                   8    
HELIX    3   3 ASP A   87  ASP A   91  5                                   5    
HELIX    4   4 THR A  104  GLY A  110  1                                   7    
HELIX    5   5 GLY A  204  SER A  215  1                                  12    
HELIX    6   6 ALA B   39  LEU B   43  5                                   5    
HELIX    7   7 SER B   79  GLY B   86  1                                   8    
HELIX    8   8 ASP B   87  ASP B   91  5                                   5    
HELIX    9   9 THR B  104  GLY B  110  1                                   7    
HELIX   10  10 GLY B  204  SER B  215  1                                  12    
SHEET    1   A 7 ILE A   9  THR A  16  0                                        
SHEET    2   A 7 GLY A  19  ILE A  27 -1  O  PHE A  21   N  PHE A  14           
SHEET    3   A 7 THR A  35  THR A  38 -1  O  ALA A  37   N  ASN A  26           
SHEET    4   A 7 ALA A  93  LEU A  97 -1  O  ALA A  93   N  THR A  38           
SHEET    5   A 7 TRP A  71  THR A  78 -1  N  GLU A  74   O  VAL A  96           
SHEET    6   A 7 ARG A  53  PRO A  59 -1  N  PHE A  57   O  TRP A  71           
SHEET    7   A 7 ILE A   9  THR A  16 -1  N  SER A  15   O  ARG A  53           
SHEET    1   B 4 HIS A 142  THR A 147  0                                        
SHEET    2   B 4 TYR A 124  GLY A 129 -1  N  GLY A 129   O  HIS A 142           
SHEET    3   B 4 PRO A 172  LEU A 175 -1  O  PHE A 174   N  SER A 126           
SHEET    4   B 4 GLN A 183  THR A 186 -1  O  ASN A 184   N  TRP A 173           
SHEET    1   C 4 THR A 149  ASN A 150  0                                        
SHEET    2   C 4 GLN A 158  PRO A 161 -1  O  GLY A 159   N  THR A 149           
SHEET    3   C 4 LEU A 194  GLY A 200 -1  O  MET A 198   N  ILE A 160           
SHEET    4   C 4 TYR A 189  TYR A 191 -1  N  TYR A 189   O  PHE A 199           
SHEET    1   D 7 ILE B   9  THR B  16  0                                        
SHEET    2   D 7 GLY B  19  ILE B  27 -1  O  PHE B  21   N  PHE B  14           
SHEET    3   D 7 THR B  35  THR B  38 -1  O  ALA B  37   N  ASN B  26           
SHEET    4   D 7 ALA B  93  LEU B  97 -1  O  ALA B  93   N  THR B  38           
SHEET    5   D 7 TRP B  71  THR B  78 -1  N  GLU B  74   O  VAL B  96           
SHEET    6   D 7 ARG B  53  PRO B  59 -1  N  PHE B  57   O  TRP B  71           
SHEET    7   D 7 ILE B   9  THR B  16 -1  N  SER B  15   O  ARG B  53           
SHEET    1   E 4 HIS B 142  THR B 147  0                                        
SHEET    2   E 4 TYR B 124  GLY B 129 -1  N  TYR B 125   O  GLY B 146           
SHEET    3   E 4 PRO B 172  LEU B 175 -1  O  PHE B 174   N  SER B 126           
SHEET    4   E 4 GLN B 183  THR B 186 -1  O  ASN B 184   N  TRP B 173           
SHEET    1   F 3 THR B 149  ASN B 150  0                                        
SHEET    2   F 3 GLN B 158  PRO B 161 -1  O  GLY B 159   N  THR B 149           
SHEET    3   F 3 VAL B 197  GLY B 200 -1  O  MET B 198   N  ILE B 160           
SSBOND   1 CYS A   23    CYS A   42                          1555   1555  2.08  
SSBOND   2 CYS A  144    CYS A  162                          1555   1555  2.08  
SSBOND   3 CYS B   23    CYS B   42                          1555   1555  2.08  
SSBOND   4 CYS B  144    CYS B  162                          1555   1555  2.06  
CISPEP   1 ALA A  134    PRO A  135          0         6.21                     
CISPEP   2 ALA B  134    PRO B  135          0         7.22                     
CISPEP   3 THR B  192    PHE B  193          0        10.73                     
SITE     1 AC1  4 HIS A  41  GLY A 166  GLY A 167  SER A 169                    
SITE     1 AC2  5 PHE A 193  HIS B  41  GLY B 166  GLY B 167                    
SITE     2 AC2  5 SER B 169                                                     
CRYST1   92.260   92.260  137.880  90.00  90.00 120.00 H 3          18          
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      0.010839  0.006258  0.000000        0.00000                         
SCALE2      0.000000  0.012516  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.007253        0.00000