PDB Short entry for 3K9M
HEADER    HYDROLASE/HYDROLASE INHIBITOR           16-OCT-09   3K9M              
TITLE     CATHEPSIN B IN COMPLEX WITH STEFIN A                                  
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: CATHEPSIN B;                                               
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 SYNONYM: CATHEPSIN B1, APP SECRETASE, APPS, CATHEPSIN B LIGHT CHAIN, 
COMPND   5 CATHEPSIN B HEAVY CHAIN;                                             
COMPND   6 EC: 3.4.22.1;                                                        
COMPND   7 ENGINEERED: YES;                                                     
COMPND   8 MOL_ID: 2;                                                           
COMPND   9 MOLECULE: CYSTATIN-A;                                                
COMPND  10 CHAIN: C, D;                                                         
COMPND  11 SYNONYM: CYSTATIN-AS, STEFIN-A;                                      
COMPND  12 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 GENE: CTSB, CPSB;                                                    
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   8 EXPRESSION_SYSTEM_STRAIN: BL21DE3;                                   
SOURCE   9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  10 EXPRESSION_SYSTEM_PLASMID: PET3A;                                    
SOURCE  11 MOL_ID: 2;                                                           
SOURCE  12 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE  13 ORGANISM_COMMON: HUMAN;                                              
SOURCE  14 ORGANISM_TAXID: 9606;                                                
SOURCE  15 GENE: CSTA, STF1, STFA;                                              
SOURCE  16 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE  17 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE  18 EXPRESSION_SYSTEM_STRAIN: BL21DE3;                                   
SOURCE  19 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  20 EXPRESSION_SYSTEM_PLASMID: PET3A                                     
KEYWDS    DISULFIDE BOND, GLYCOPROTEIN, LYSOSOME, PROTEASE, THIOL PROTEASE,     
KEYWDS   2 ZYMOGEN, THIOL PROTEASE INHIBITOR, HYDROLASE-HYDROLASE INHIBITOR     
KEYWDS   3 COMPLEX                                                              
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    M.RENKO,D.TURK                                                        
REVDAT   3   01-NOV-17 3K9M    1       REMARK                                   
REVDAT   2   05-OCT-11 3K9M    1       JRNL   VERSN  HEADER KEYWDS              
REVDAT   1   03-NOV-09 3K9M    0                                                
JRNL        AUTH   M.RENKO,U.POZGAN,D.MAJERA,D.TURK                             
JRNL        TITL   STEFIN A DISPLACES THE OCCLUDING LOOP OF CATHEPSIN B ONLY BY 
JRNL        TITL 2 AS MUCH AS REQUIRED TO BIND TO THE ACTIVE SITE CLEFT         
JRNL        REF    FEBS J.                       V. 277  4338 2010              
JRNL        REFN                   ISSN 1742-464X                               
JRNL        PMID   20860624                                                     
JRNL        DOI    10.1111/J.1742-4658.2010.07824.X                             
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.61 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC                                               
REMARK   3   AUTHORS     : MURSHUDOV,VAGIN,DODSON                               
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : MAXIMUM LIKELIHOOD                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.61                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 40.52                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 92.1                           
REMARK   3   NUMBER OF REFLECTIONS             : 14360                          
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) : 0.201                           
REMARK   3   R VALUE            (WORKING SET) : 0.198                           
REMARK   3   FREE R VALUE                     : 0.250                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 713                             
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) : 2.61                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.68                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 711                          
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 66.67                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2770                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 45                           
REMARK   3   BIN FREE R VALUE                    : 0.2920                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 5454                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 0                                       
REMARK   3   SOLVENT ATOMS            : 127                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 42.42                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -3.46000                                             
REMARK   3    B22 (A**2) : 4.54000                                              
REMARK   3    B33 (A**2) : -3.22000                                             
REMARK   3    B12 (A**2) : -1.31000                                             
REMARK   3    B13 (A**2) : -4.29000                                             
REMARK   3    B23 (A**2) : -1.65000                                             
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): NULL          
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.343         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): NULL          
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): NULL          
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.932                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.895                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  5506 ; 0.013 ; 0.022       
REMARK   3   BOND LENGTHS OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  7484 ; 1.709 ; 1.943       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   689 ; 7.197 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   250 ;38.572 ;24.720       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   851 ;22.513 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    20 ;24.331 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   773 ; 0.119 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  4290 ; 0.009 ; 0.021       
REMARK   3   GENERAL PLANES OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):  NULL ;  NULL ;  NULL       
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):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):  NULL ;  NULL ;  NULL       
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):  3437 ; 0.790 ; 1.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  5514 ; 1.478 ; 2.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  2069 ; 1.586 ; 3.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  1970 ; 2.723 ; 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   : 1.40                                          
REMARK   3   ION PROBE RADIUS   : 0.80                                          
REMARK   3   SHRINKAGE RADIUS   : 0.80                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: THE STRUCTURE WAS REFINED ALSO WITH       
REMARK   3  MAIN                                                                
REMARK   4                                                                      
REMARK   4 3K9M COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 19-OCT-09.                  
REMARK 100 THE DEPOSITION ID IS D_1000055719.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 31-MAR-09                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : NULL                               
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : ELETTRA                            
REMARK 200  BEAMLINE                       : 5.2R                               
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.99988                            
REMARK 200  MONOCHROMATOR                  : DOUBLE CRYSTAL SI111               
REMARK 200  OPTICS                         : DOUBLE CRYSTAL SI111               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : MAR CCD 165 MM                     
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 14361                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.600                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 2.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 92.6                               
REMARK 200  DATA REDUNDANCY                : 2.600                              
REMARK 200  R MERGE                    (I) : 0.08400                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 6.0000                             
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) : 2.64                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 71.2                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 2.20                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.20600                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: AMORE                                                 
REMARK 200 STARTING MODEL: PDB ENTRY 1NB3 AND 1SP4                              
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 27.90                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.71                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 0.2M AMMONIUM SUPHATE, 24% PEG3350,      
REMARK 280  VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K                     
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1                              
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,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                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1, 2                                                    
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: 2440 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 15060 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -14.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, C                                  
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 350                                                                      
REMARK 350 BIOMOLECULE: 2                                                       
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: 2430 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 15260 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -14.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: B, 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 475                                                                      
REMARK 475 ZERO OCCUPANCY RESIDUES                                              
REMARK 475 THE FOLLOWING RESIDUES WERE MODELED WITH ZERO OCCUPANCY.             
REMARK 475 THE LOCATION AND PROPERTIES OF THESE RESIDUES MAY NOT                
REMARK 475 BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME;                      
REMARK 475 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE)          
REMARK 475   M RES C  SSEQI                                                     
REMARK 475     GLU A    95                                                      
REMARK 475     VAL A   112                                                      
REMARK 475     ASN A   113                                                      
REMARK 475     GLY A   114                                                      
REMARK 475     SER A   115                                                      
REMARK 475     MET C     1                                                      
REMARK 475     ASP B   254                                                      
REMARK 475     GLU D    78                                                      
REMARK 480                                                                      
REMARK 480 ZERO OCCUPANCY ATOM                                                  
REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO                  
REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS                
REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME;              
REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):         
REMARK 480   M RES C SSEQI ATOMS                                                
REMARK 480     LYS A   86   CD   CE   NZ                                        
REMARK 480     SER A   96   CB   OG                                             
REMARK 480     ILE A  105   CB   CG1  CD1                                       
REMARK 480     GLU A  122   CG   CD   OE1  OE2                                  
REMARK 480     LYS A  158   CD   CE   NZ                                        
REMARK 480     GLN C   76   CG   CD   OE1  NE2                                  
REMARK 480     LYS B   86   CD   CE   NZ                                        
REMARK 480     LYS B  127   CE   NZ                                             
REMARK 480     LYS B  158   CD   CE   NZ                                        
REMARK 480     GLU D   18   CG   CD   OE1  OE2                                  
REMARK 480     LYS D   22   CD   CE   NZ                                        
REMARK 480     LYS D   30   CG   CD   CE   NZ                                   
REMARK 480     ASP D   61   OD1  OD2                                            
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   NZ   LYS C    44     O    LEU C    95              2.10            
REMARK 500   OE2  GLU A   194     NZ   LYS C    10              2.12            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND ANGLES                                       
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1)              
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   ATM2   ATM3                                     
REMARK 500    PRO A 134   C   -  N   -  CA  ANGL. DEV. =  11.0 DEGREES          
REMARK 500    LEU B   1   CA  -  CB  -  CG  ANGL. DEV. =  14.0 DEGREES          
REMARK 500    PRO D   3   C   -  N   -  CA  ANGL. DEV. =   9.7 DEGREES          
REMARK 500    PRO D   3   C   -  N   -  CD  ANGL. DEV. = -16.3 DEGREES          
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    ALA A  48       -2.31     89.80                                   
REMARK 500    ALA A  77       -8.50    -59.65                                   
REMARK 500    VAL A  89     -159.48    -79.34                                   
REMARK 500    GLU A  95       26.71    118.81                                   
REMARK 500    SER A  96      -78.72     82.25                                   
REMARK 500    HIS A  97     -101.75     -6.26                                   
REMARK 500    VAL A  98      148.71    177.51                                   
REMARK 500    ARG A 101       79.87   -118.35                                   
REMARK 500    HIS A 110      -47.45    132.90                                   
REMARK 500    HIS A 111      -63.61    108.14                                   
REMARK 500    VAL A 112     -179.29     26.37                                   
REMARK 500    ASN A 113      -86.66     66.83                                   
REMARK 500    SER A 115      118.19     68.27                                   
REMARK 500    ARG A 116      105.46    -33.75                                   
REMARK 500    PRO A 117       38.66   -145.62                                   
REMARK 500    CYS A 119     -100.52    -67.35                                   
REMARK 500    THR A 120       62.82     21.01                                   
REMARK 500    ASP A 124      100.69   -161.03                                   
REMARK 500    THR A 125      115.22    -29.34                                   
REMARK 500    PRO A 134      146.01    -30.59                                   
REMARK 500    PRO A 138     -132.47    -94.20                                   
REMARK 500    ASN A 155       81.79    -68.49                                   
REMARK 500    PRO A 169      157.20    -40.52                                   
REMARK 500    SER A 178      -35.93    -35.59                                   
REMARK 500    LYS A 184      -57.73   -133.42                                   
REMARK 500    THR A 192     -121.10   -142.90                                   
REMARK 500    ASN A 210     -100.89     44.58                                   
REMARK 500    ASN A 222      178.06     82.70                                   
REMARK 500    ASP A 227       72.21   -112.10                                   
REMARK 500    ASP A 238       37.73     76.00                                   
REMARK 500    THR A 253      -50.55     89.71                                   
REMARK 500    ILE C   2      106.03    -45.98                                   
REMARK 500    PRO C   3       49.68    -76.66                                   
REMARK 500    ASN C  32       -4.32     71.41                                   
REMARK 500    LYS C  37      126.85    177.55                                   
REMARK 500    VAL C  48     -167.43   -122.64                                   
REMARK 500    ALA C  59     -109.32    -99.18                                   
REMARK 500    ASP C  61     -138.91    -82.51                                   
REMARK 500    ASN C  62       70.43   -109.70                                   
REMARK 500    SER C  72      177.99    -58.77                                   
REMARK 500    ASN C  77      175.40    147.44                                   
REMARK 500    ASP C  79     -141.50   -103.21                                   
REMARK 500    LEU C  80      144.27    148.45                                   
REMARK 500    VAL C  81      130.90   -176.16                                   
REMARK 500    GLN C  86       60.06   -165.77                                   
REMARK 500    ASP C  88       62.06     62.14                                   
REMARK 500    SER B  28       12.55    -64.45                                   
REMARK 500    CYS B  71        1.65    -67.56                                   
REMARK 500    ARG B  85      -75.31    -87.95                                   
REMARK 500    VAL B  89     -153.62    -94.47                                   
REMARK 500                                                                      
REMARK 500 THIS ENTRY HAS      86 RAMACHANDRAN OUTLIERS.                        
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1STF   RELATED DB: PDB                                   
REMARK 900 PAPAIN IN COMPLEX WITH STEFIN B                                      
REMARK 900 RELATED ID: 1NB3   RELATED DB: PDB                                   
REMARK 900 CATHEPSIN H (PAPAIN LIKE PROTEASE) IN COMPLEX WITH STEFIN A          
DBREF  3K9M A    1   254  UNP    P07858   CATB_HUMAN      80    333             
DBREF  3K9M C    1    98  UNP    P01040   CYTA_HUMAN       1     98             
DBREF  3K9M B    1   254  UNP    P07858   CATB_HUMAN      80    333             
DBREF  3K9M D    1    98  UNP    P01040   CYTA_HUMAN       1     98             
SEQRES   1 A  254  LEU PRO ALA SER PHE ASP ALA ARG GLU GLN TRP PRO GLN          
SEQRES   2 A  254  CYS PRO THR ILE LYS GLU ILE ARG ASP GLN GLY SER CYS          
SEQRES   3 A  254  GLY SER CYS TRP ALA PHE GLY ALA VAL GLU ALA ILE SER          
SEQRES   4 A  254  ASP ARG ILE CYS ILE HIS THR ASN ALA HIS VAL SER VAL          
SEQRES   5 A  254  GLU VAL SER ALA GLU ASP LEU LEU THR CYS CYS GLY SER          
SEQRES   6 A  254  MET CYS GLY ASP GLY CYS ASN GLY GLY TYR PRO ALA GLU          
SEQRES   7 A  254  ALA TRP ASN PHE TRP THR ARG LYS GLY LEU VAL SER GLY          
SEQRES   8 A  254  GLY LEU TYR GLU SER HIS VAL GLY CYS ARG PRO TYR SER          
SEQRES   9 A  254  ILE PRO PRO CYS GLU HIS HIS VAL ASN GLY SER ARG PRO          
SEQRES  10 A  254  PRO CYS THR GLY GLU GLY ASP THR PRO LYS CYS SER LYS          
SEQRES  11 A  254  ILE CYS GLU PRO GLY TYR SER PRO THR TYR LYS GLN ASP          
SEQRES  12 A  254  LYS HIS TYR GLY TYR ASN SER TYR SER VAL SER ASN SER          
SEQRES  13 A  254  GLU LYS ASP ILE MET ALA GLU ILE TYR LYS ASN GLY PRO          
SEQRES  14 A  254  VAL GLU GLY ALA PHE SER VAL TYR SER ASP PHE LEU LEU          
SEQRES  15 A  254  TYR LYS SER GLY VAL TYR GLN HIS VAL THR GLY GLU MET          
SEQRES  16 A  254  MET GLY GLY HIS ALA ILE ARG ILE LEU GLY TRP GLY VAL          
SEQRES  17 A  254  GLU ASN GLY THR PRO TYR TRP LEU VAL ALA ASN SER TRP          
SEQRES  18 A  254  ASN THR ASP TRP GLY ASP ASN GLY PHE PHE LYS ILE LEU          
SEQRES  19 A  254  ARG GLY GLN ASP HIS CYS GLY ILE GLU SER GLU VAL VAL          
SEQRES  20 A  254  ALA GLY ILE PRO ARG THR ASP                                  
SEQRES   1 C   98  MET ILE PRO GLY GLY LEU SER GLU ALA LYS PRO ALA THR          
SEQRES   2 C   98  PRO GLU ILE GLN GLU ILE VAL ASP LYS VAL LYS PRO GLN          
SEQRES   3 C   98  LEU GLU GLU LYS THR ASN GLU THR TYR GLY LYS LEU GLU          
SEQRES   4 C   98  ALA VAL GLN TYR LYS THR GLN VAL VAL ALA GLY THR ASN          
SEQRES   5 C   98  TYR TYR ILE LYS VAL ARG ALA GLY ASP ASN LYS TYR MET          
SEQRES   6 C   98  HIS LEU LYS VAL PHE LYS SER LEU PRO GLY GLN ASN GLU          
SEQRES   7 C   98  ASP LEU VAL LEU THR GLY TYR GLN VAL ASP LYS ASN LYS          
SEQRES   8 C   98  ASP ASP GLU LEU THR GLY PHE                                  
SEQRES   1 B  254  LEU PRO ALA SER PHE ASP ALA ARG GLU GLN TRP PRO GLN          
SEQRES   2 B  254  CYS PRO THR ILE LYS GLU ILE ARG ASP GLN GLY SER CYS          
SEQRES   3 B  254  GLY SER CYS TRP ALA PHE GLY ALA VAL GLU ALA ILE SER          
SEQRES   4 B  254  ASP ARG ILE CYS ILE HIS THR ASN ALA HIS VAL SER VAL          
SEQRES   5 B  254  GLU VAL SER ALA GLU ASP LEU LEU THR CYS CYS GLY SER          
SEQRES   6 B  254  MET CYS GLY ASP GLY CYS ASN GLY GLY TYR PRO ALA GLU          
SEQRES   7 B  254  ALA TRP ASN PHE TRP THR ARG LYS GLY LEU VAL SER GLY          
SEQRES   8 B  254  GLY LEU TYR GLU SER HIS VAL GLY CYS ARG PRO TYR SER          
SEQRES   9 B  254  ILE PRO PRO CYS GLU HIS HIS VAL ASN GLY SER ARG PRO          
SEQRES  10 B  254  PRO CYS THR GLY GLU GLY ASP THR PRO LYS CYS SER LYS          
SEQRES  11 B  254  ILE CYS GLU PRO GLY TYR SER PRO THR TYR LYS GLN ASP          
SEQRES  12 B  254  LYS HIS TYR GLY TYR ASN SER TYR SER VAL SER ASN SER          
SEQRES  13 B  254  GLU LYS ASP ILE MET ALA GLU ILE TYR LYS ASN GLY PRO          
SEQRES  14 B  254  VAL GLU GLY ALA PHE SER VAL TYR SER ASP PHE LEU LEU          
SEQRES  15 B  254  TYR LYS SER GLY VAL TYR GLN HIS VAL THR GLY GLU MET          
SEQRES  16 B  254  MET GLY GLY HIS ALA ILE ARG ILE LEU GLY TRP GLY VAL          
SEQRES  17 B  254  GLU ASN GLY THR PRO TYR TRP LEU VAL ALA ASN SER TRP          
SEQRES  18 B  254  ASN THR ASP TRP GLY ASP ASN GLY PHE PHE LYS ILE LEU          
SEQRES  19 B  254  ARG GLY GLN ASP HIS CYS GLY ILE GLU SER GLU VAL VAL          
SEQRES  20 B  254  ALA GLY ILE PRO ARG THR ASP                                  
SEQRES   1 D   98  MET ILE PRO GLY GLY LEU SER GLU ALA LYS PRO ALA THR          
SEQRES   2 D   98  PRO GLU ILE GLN GLU ILE VAL ASP LYS VAL LYS PRO GLN          
SEQRES   3 D   98  LEU GLU GLU LYS THR ASN GLU THR TYR GLY LYS LEU GLU          
SEQRES   4 D   98  ALA VAL GLN TYR LYS THR GLN VAL VAL ALA GLY THR ASN          
SEQRES   5 D   98  TYR TYR ILE LYS VAL ARG ALA GLY ASP ASN LYS TYR MET          
SEQRES   6 D   98  HIS LEU LYS VAL PHE LYS SER LEU PRO GLY GLN ASN GLU          
SEQRES   7 D   98  ASP LEU VAL LEU THR GLY TYR GLN VAL ASP LYS ASN LYS          
SEQRES   8 D   98  ASP ASP GLU LEU THR GLY PHE                                  
FORMUL   5  HOH   *127(H2 O)                                                    
HELIX    1   1 ALA A    7  TRP A   11  1                                   5    
HELIX    2   2 CYS A   14  GLU A   19  5                                   6    
HELIX    3   3 SER A   28  THR A   46  1                                  19    
HELIX    4   4 SER A   55  CYS A   63  1                                   9    
HELIX    5   5 GLY A   64  GLY A   68  5                                   5    
HELIX    6   6 ASP A   69  GLY A   73  5                                   5    
HELIX    7   7 TYR A   75  LYS A   86  1                                  12    
HELIX    8   8 THR A  139  LYS A  144  1                                   6    
HELIX    9   9 SER A  156  GLY A  168  1                                  13    
HELIX   10  10 ASP A  179  LEU A  181  5                                   3    
HELIX   11  11 THR C   13  VAL C   23  1                                  11    
HELIX   12  12 VAL C   23  ASN C   32  1                                  10    
HELIX   13  13 ALA B    7  TRP B   11  1                                   5    
HELIX   14  14 CYS B   14  LYS B   18  5                                   5    
HELIX   15  15 SER B   28  HIS B   45  1                                  18    
HELIX   16  16 SER B   55  GLY B   64  1                                  10    
HELIX   17  17 SER B   65  GLY B   68  5                                   4    
HELIX   18  18 ASP B   69  GLY B   73  5                                   5    
HELIX   19  19 TYR B   75  LYS B   86  1                                  12    
HELIX   20  20 HIS B  111  SER B  115  5                                   5    
HELIX   21  21 THR B  139  LYS B  144  1                                   6    
HELIX   22  22 SER B  156  GLY B  168  1                                  13    
HELIX   23  23 ASP B  179  TYR B  183  5                                   5    
HELIX   24  24 ASP B  238  ILE B  242  5                                   5    
HELIX   25  25 THR D   13  ASN D   32  1                                  20    
SHEET    1   A 3 PHE A   5  ASP A   6  0                                        
SHEET    2   A 3 MET A 195  GLU A 209 -1  O  TRP A 206   N  PHE A   5           
SHEET    3   A 3 VAL A 170  TYR A 177 -1  N  VAL A 170   O  ILE A 203           
SHEET    1   B 4 PHE A   5  ASP A   6  0                                        
SHEET    2   B 4 MET A 195  GLU A 209 -1  O  TRP A 206   N  PHE A   5           
SHEET    3   B 4 THR A 212  ALA A 218 -1  O  TYR A 214   N  GLY A 207           
SHEET    4   B 4 PHE A 230  LEU A 234 -1  O  PHE A 231   N  VAL A 217           
SHEET    1   C 2 VAL A  52  VAL A  54  0                                        
SHEET    2   C 2 SER A  90  LEU A  93 -1  O  GLY A  92   N  GLU A  53           
SHEET    1   D 2 GLY A 147  SER A 152  0                                        
SHEET    2   D 2 VAL A 247  PRO A 251 -1  O  ILE A 250   N  TYR A 148           
SHEET    1   E 5 LYS C  10  PRO C  11  0                                        
SHEET    2   E 5 GLU C  39  VAL C  47 -1  O  TYR C  43   N  LYS C  10           
SHEET    3   E 5 THR C  51  ARG C  58 -1  O  TYR C  54   N  LYS C  44           
SHEET    4   E 5 TYR C  64  LYS C  71 -1  O  MET C  65   N  VAL C  57           
SHEET    5   E 5 VAL C  81  GLN C  86 -1  O  GLY C  84   N  LYS C  68           
SHEET    1   F 3 PHE B   5  ASP B   6  0                                        
SHEET    2   F 3 MET B 195  GLU B 209 -1  O  TRP B 206   N  PHE B   5           
SHEET    3   F 3 VAL B 170  TYR B 177 -1  N  VAL B 176   O  MET B 196           
SHEET    1   G 5 PHE B   5  ASP B   6  0                                        
SHEET    2   G 5 MET B 195  GLU B 209 -1  O  TRP B 206   N  PHE B   5           
SHEET    3   G 5 THR B 212  ALA B 218 -1  O  ALA B 218   N  ARG B 202           
SHEET    4   G 5 PHE B 230  LEU B 234 -1  O  PHE B 231   N  VAL B 217           
SHEET    5   G 5 VAL B 187  TYR B 188  1  N  TYR B 188   O  LYS B 232           
SHEET    1   H 3 VAL B  52  VAL B  54  0                                        
SHEET    2   H 3 SER B  90  LEU B  93 -1  O  GLY B  91   N  GLU B  53           
SHEET    3   H 3 HIS B  97  VAL B  98 -1  O  HIS B  97   N  LEU B  93           
SHEET    1   I 2 GLY B 147  SER B 152  0                                        
SHEET    2   I 2 VAL B 247  PRO B 251 -1  O  ILE B 250   N  TYR B 148           
SHEET    1   J 5 LYS D  10  PRO D  11  0                                        
SHEET    2   J 5 ALA D  40  VAL D  47 -1  O  TYR D  43   N  LYS D  10           
SHEET    3   J 5 THR D  51  VAL D  57 -1  O  TYR D  54   N  LYS D  44           
SHEET    4   J 5 MET D  65  LYS D  71 -1  O  LYS D  71   N  THR D  51           
SHEET    5   J 5 VAL D  81  LEU D  82 -1  O  VAL D  81   N  PHE D  70           
SSBOND   1 CYS A   14    CYS A   43                          1555   1555  2.06  
SSBOND   2 CYS A   26    CYS A   71                          1555   1555  2.02  
SSBOND   3 CYS A   62    CYS A  128                          1555   1555  2.05  
SSBOND   4 CYS A   63    CYS A   67                          1555   1555  2.02  
SSBOND   5 CYS A  100    CYS A  132                          1555   1555  2.04  
SSBOND   6 CYS A  108    CYS A  119                          1555   1555  2.02  
SSBOND   7 CYS B   14    CYS B   43                          1555   1555  2.07  
SSBOND   8 CYS B   26    CYS B   71                          1555   1555  2.02  
SSBOND   9 CYS B   62    CYS B  128                          1555   1555  2.04  
SSBOND  10 CYS B   63    CYS B   67                          1555   1555  2.02  
SSBOND  11 CYS B  100    CYS B  132                          1555   1555  2.02  
SSBOND  12 CYS B  108    CYS B  119                          1555   1555  2.03  
CISPEP   1 SER A  137    PRO A  138          0         3.41                     
CISPEP   2 SER B  137    PRO B  138          0         2.21                     
CRYST1   62.122   31.078   70.937  89.95 104.45  89.90 P 1           2          
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      0.016097 -0.000029  0.004149        0.00000                         
SCALE2      0.000000  0.032177 -0.000044        0.00000                         
SCALE3      0.000000  0.000000  0.014558        0.00000