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Database: PDB
Entry: 5XW1
LinkDB: 5XW1
Original site: 5XW1 
HEADER    HYDROLASE/HYDROLASE INHIBITOR           28-JUN-17   5XW1              
TITLE     CRYSTAL STRUCTURE OF PORCINE PANCREATIC TRYPSIN WITH TRIPEPTIDE       
TITLE    2 INHIBITOR, PRN, AT PH10                                              
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: TRYPSIN;                                                   
COMPND   3 CHAIN: A;                                                            
COMPND   4 FRAGMENT: UNP RESIDUES 1-133;                                        
COMPND   5 SYNONYM: PORCINE PANCREATIC TRYPSIN;                                 
COMPND   6 EC: 3.4.21.4;                                                        
COMPND   7 MOL_ID: 2;                                                           
COMPND   8 MOLECULE: TRYPSIN;                                                   
COMPND   9 CHAIN: B;                                                            
COMPND  10 FRAGMENT: UNP RESIDUES 134-231;                                      
COMPND  11 SYNONYM: PORCINE PANCREATIC TRYPSIN;                                 
COMPND  12 EC: 3.4.21.4;                                                        
COMPND  13 MOL_ID: 3;                                                           
COMPND  14 MOLECULE: ACETYLATED-PRO-ARG-ASN INHIBITOR;                          
COMPND  15 CHAIN: C;                                                            
COMPND  16 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: SUS SCROFA;                                     
SOURCE   3 ORGANISM_COMMON: PIG;                                                
SOURCE   4 ORGANISM_TAXID: 9823;                                                
SOURCE   5 OTHER_DETAILS: COMMERCIALLY AVAILABLE TRYPSIN FROM SIGMA (CAT. NO.   
SOURCE   6 T4799);                                                              
SOURCE   7 MOL_ID: 2;                                                           
SOURCE   8 ORGANISM_SCIENTIFIC: SUS SCROFA;                                     
SOURCE   9 ORGANISM_COMMON: PIG;                                                
SOURCE  10 ORGANISM_TAXID: 9823;                                                
SOURCE  11 OTHER_DETAILS: COMMERCIALLY AVAILABLE TRYPSIN FROM SIGMA (CAT. NO.   
SOURCE  12 T4799);                                                              
SOURCE  13 MOL_ID: 3;                                                           
SOURCE  14 SYNTHETIC: YES;                                                      
SOURCE  15 ORGANISM_SCIENTIFIC: CAPSICUM ANNUUM;                                
SOURCE  16 ORGANISM_TAXID: 4072                                                 
KEYWDS    TRYPSIN, PEPTIDE INHIBITOR, COMPLEX, HYDROLASE-HYDROLASE INHIBITOR    
KEYWDS   2 COMPLEX                                                              
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    N.S.SAIKHEDKAR,A.S.BHOITE,A.P.GIRI,K.A.KULKARNI                       
REVDAT   2   22-NOV-23 5XW1    1       REMARK                                   
REVDAT   1   04-JUL-18 5XW1    0                                                
JRNL        AUTH   R.S.JOSHI,N.S.SAIKHEDKAR,A.S.BHOITE,R.MOHANDASAN,A.K.YADAV,  
JRNL        AUTH 2 M.FERNANDES,K.A.KULKARNI,A.P.GIRI                            
JRNL        TITL   REACTIVE CENTRE LOOP PEPTIDES DEVOID OF POTATO PROTEASE      
JRNL        TITL 2 INHIBITOR-II PROTEIN SCAFFOLD INHIBIT SERINE PROTEASES       
JRNL        REF    TO BE PUBLISHED                                              
JRNL        REFN                                                                
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.90 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : PHENIX (1.11.1_2575: ???)                            
REMARK   3   AUTHORS     : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN            
REMARK   3               : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE,           
REMARK   3               : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER,            
REMARK   3               : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY,              
REMARK   3               : REETAL PAI,RANDY READ,JANE RICHARDSON,               
REMARK   3               : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI,           
REMARK   3               : NICHOLAS SAUTER,JACOB SMITH,LAURENT                  
REMARK   3               : STORONI,TOM TERWILLIGER,PETER ZWART                  
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : NULL                                          
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.90                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 41.58                          
REMARK   3   MIN(FOBS/SIGMA_FOBS)              : 1.360                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 99.8                           
REMARK   3   NUMBER OF REFLECTIONS             : 22437                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.147                           
REMARK   3   R VALUE            (WORKING SET) : 0.145                           
REMARK   3   FREE R VALUE                     : 0.173                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.130                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1150                            
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT (IN BINS).                           
REMARK   3   BIN  RESOLUTION RANGE  COMPL.    NWORK NFREE   RWORK  RFREE        
REMARK   3     1 41.5924 -  3.7992    0.99     2866   135  0.1624 0.1894        
REMARK   3     2  3.7992 -  3.0158    1.00     2708   140  0.1325 0.1321        
REMARK   3     3  3.0158 -  2.6347    1.00     2650   164  0.1392 0.1823        
REMARK   3     4  2.6347 -  2.3938    1.00     2640   137  0.1385 0.1731        
REMARK   3     5  2.3938 -  2.2222    1.00     2624   143  0.1369 0.1704        
REMARK   3     6  2.2222 -  2.0912    1.00     2603   148  0.1435 0.1989        
REMARK   3     7  2.0912 -  1.9865    1.00     2582   159  0.1393 0.1756        
REMARK   3     8  1.9865 -  1.9000    1.00     2614   124  0.1609 0.1949        
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED        : NULL                                          
REMARK   3   SOLVENT RADIUS     : 1.11                                          
REMARK   3   SHRINKAGE RADIUS   : 0.90                                          
REMARK   3   K_SOL              : NULL                                          
REMARK   3   B_SOL              : NULL                                          
REMARK   3                                                                      
REMARK   3  ERROR ESTIMATES.                                                    
REMARK   3   COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED)     : 0.150            
REMARK   3   PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 14.370           
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : NULL                           
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : NULL                                                 
REMARK   3    B22 (A**2) : NULL                                                 
REMARK   3    B33 (A**2) : NULL                                                 
REMARK   3    B12 (A**2) : NULL                                                 
REMARK   3    B13 (A**2) : NULL                                                 
REMARK   3    B23 (A**2) : NULL                                                 
REMARK   3                                                                      
REMARK   3  TWINNING INFORMATION.                                               
REMARK   3   FRACTION: NULL                                                     
REMARK   3   OPERATOR: NULL                                                     
REMARK   3                                                                      
REMARK   3  DEVIATIONS FROM IDEAL VALUES.                                       
REMARK   3                 RMSD          COUNT                                  
REMARK   3   BOND      :  0.007           1723                                  
REMARK   3   ANGLE     :  0.842           2339                                  
REMARK   3   CHIRALITY :  0.064            261                                  
REMARK   3   PLANARITY :  0.006            298                                  
REMARK   3   DIHEDRAL  :  6.999           1363                                  
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : 1                                          
REMARK   3   TLS GROUP : 1                                                      
REMARK   3    SELECTION: (CHAIN A AND RESSEQ 9:133) OR (CHAIN B AND RESSEQ      
REMARK   3               134-231)                                               
REMARK   3    ORIGIN FOR THE GROUP (A):  -7.9149  33.3073  -6.3387              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.0715 T22:   0.0708                                     
REMARK   3      T33:   0.0725 T12:  -0.0037                                     
REMARK   3      T13:   0.0112 T23:   0.0083                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   0.8295 L22:   0.9973                                     
REMARK   3      L33:   0.6314 L12:   0.5476                                     
REMARK   3      L13:  -0.2868 L23:  -0.1079                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0399 S12:   0.0014 S13:   0.0460                       
REMARK   3      S21:   0.1011 S22:  -0.0112 S23:   0.0601                       
REMARK   3      S31:  -0.0033 S32:  -0.0504 S33:  -0.0234                       
REMARK   3                                                                      
REMARK   3  NCS DETAILS                                                         
REMARK   3   NUMBER OF NCS GROUPS : NULL                                        
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 5XW1 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 04-JUL-17.                  
REMARK 100 THE DEPOSITION ID IS D_1300004264.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 29-SEP-16                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 10                                 
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : RRCAT INDUS-2                      
REMARK 200  BEAMLINE                       : PX-BL21                            
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.000                              
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : MARMOSAIC 225 MM CCD               
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : XDS                                
REMARK 200  DATA SCALING SOFTWARE          : SCALA                              
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 22450                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.900                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 45.050                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 100.0                              
REMARK 200  DATA REDUNDANCY                : 21.40                              
REMARK 200  R MERGE                    (I) : 0.14100                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 20.8000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.90                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.94                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 100.0                              
REMARK 200  DATA REDUNDANCY IN SHELL       : 21.70                              
REMARK 200  R MERGE FOR SHELL          (I) : 0.66000                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 5.700                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: PHASER                                                
REMARK 200 STARTING MODEL: 4DOQ                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 56.88                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.85                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1M CHES PH10, 70% MPD, VAPOR           
REMARK 280  DIFFUSION, HANGING DROP, TEMPERATURE 300K                           
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 61 2 2                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -Y,X-Y,Z+1/3                                            
REMARK 290       3555   -X+Y,-X,Z+2/3                                           
REMARK 290       4555   -X,-Y,Z+1/2                                             
REMARK 290       5555   Y,-X+Y,Z+5/6                                            
REMARK 290       6555   X-Y,X,Z+1/6                                             
REMARK 290       7555   Y,X,-Z+1/3                                              
REMARK 290       8555   X-Y,-Y,-Z                                               
REMARK 290       9555   -X,-X+Y,-Z+2/3                                          
REMARK 290      10555   -Y,-X,-Z+5/6                                            
REMARK 290      11555   -X+Y,Y,-Z+1/2                                           
REMARK 290      12555   X,X-Y,-Z+1/6                                            
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       45.07733            
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       90.15467            
REMARK 290   SMTRY1   4 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000       67.61600            
REMARK 290   SMTRY1   5  0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   5 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000      112.69333            
REMARK 290   SMTRY1   6  0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   6  0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000       22.53867            
REMARK 290   SMTRY1   7 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   7  0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000       45.07733            
REMARK 290   SMTRY1   8  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   8  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   9 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   9 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   9  0.000000  0.000000 -1.000000       90.15467            
REMARK 290   SMTRY1  10  0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  10 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3  10  0.000000  0.000000 -1.000000      112.69333            
REMARK 290   SMTRY1  11 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2  11  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3  11  0.000000  0.000000 -1.000000       67.61600            
REMARK 290   SMTRY1  12  0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  12  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3  12  0.000000  0.000000 -1.000000       22.53867            
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: TRIMERIC                          
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC                   
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 7630 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 8740 ANGSTROM**2                        
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -89.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, 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 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 402  LIES ON A SPECIAL POSITION.                          
REMARK 400                                                                      
REMARK 400 COMPOUND                                                             
REMARK 400 THERE IS AUTOLYSIS OF TRYPSIN AT RESIDUE 133, THUS TRYPSIN IS SPLIT  
REMARK 400 INTO TWO ENTITIES.                                                   
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     PHE A     1                                                      
REMARK 465     PRO A     2                                                      
REMARK 465     THR A     3                                                      
REMARK 465     ASP A     4                                                      
REMARK 465     ASP A     5                                                      
REMARK 465     ASP A     6                                                      
REMARK 465     ASP A     7                                                      
REMARK 465     LYS A     8                                                      
REMARK 465     ASN C   404                                                      
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 B   466     O    HOH B   475              1.91            
REMARK 500   O    HOH A   489     O    HOH A   491              2.06            
REMARK 500   NH2  ARG A    53     O    HOH A   401              2.10            
REMARK 500   O    HOH A   472     O    HOH A   508              2.13            
REMARK 500   NE   ARG A    53     O    HOH A   402              2.18            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS                                             
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC             
REMARK 500 SYMMETRY ARE IN CLOSE CONTACT.  AN ATOM LOCATED WITHIN 0.15          
REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A           
REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375             
REMARK 500 INSTEAD OF REMARK 500.  ATOMS WITH NON-BLANK ALTERNATE               
REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS.            
REMARK 500                                                                      
REMARK 500 DISTANCE CUTOFF:                                                     
REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS              
REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS                  
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI  SSYMOP   DISTANCE          
REMARK 500   O    HOH A   511     O    HOH B   475    12565     1.98            
REMARK 500   O    HOH A   508     O    HOH A   517     5554     2.17            
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    ILE A  20       68.84   -119.84                                   
REMARK 500    HIS A  61      -66.22   -123.69                                   
REMARK 500    SER B 200      -66.86   -126.09                                   
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                              CA A 301  CA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 GLU A  60   OE1                                                    
REMARK 620 2 ASN A  62   O    89.8                                              
REMARK 620 3 VAL A  65   O   167.1  82.8                                        
REMARK 620 4 GLU A  67   OE1  95.9  87.5  94.3                                  
REMARK 620 5 GLU A  70   OE2 101.7 163.0  87.9  79.1                            
REMARK 620 6 HOH A 440   O    80.6 100.5  90.3 171.2  93.7                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue CA A 301                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue MPD B 301                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue MPD B 302                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue MPD B 303                 
DBREF  5XW1 A    1   133  UNP    P00761   TRYP_PIG         1    133             
DBREF  5XW1 B  134   231  UNP    P00761   TRYP_PIG       134    231             
DBREF  5XW1 C  401   404  PDB    5XW1     5XW1           401    404             
SEQRES   1 A  133  PHE PRO THR ASP ASP ASP ASP LYS ILE VAL GLY GLY TYR          
SEQRES   2 A  133  THR CYS ALA ALA ASN SER ILE PRO TYR GLN VAL SER LEU          
SEQRES   3 A  133  ASN SER GLY SER HIS PHE CYS GLY GLY SER LEU ILE ASN          
SEQRES   4 A  133  SER GLN TRP VAL VAL SER ALA ALA HIS CYS TYR LYS SER          
SEQRES   5 A  133  ARG ILE GLN VAL ARG LEU GLY GLU HIS ASN ILE ASP VAL          
SEQRES   6 A  133  LEU GLU GLY ASN GLU GLN PHE ILE ASN ALA ALA LYS ILE          
SEQRES   7 A  133  ILE THR HIS PRO ASN PHE ASN GLY ASN THR LEU ASP ASN          
SEQRES   8 A  133  ASP ILE MET LEU ILE LYS LEU SER SER PRO ALA THR LEU          
SEQRES   9 A  133  ASN SER ARG VAL ALA THR VAL SER LEU PRO ARG SER CYS          
SEQRES  10 A  133  ALA ALA ALA GLY THR GLU CYS LEU ILE SER GLY TRP GLY          
SEQRES  11 A  133  ASN THR LYS                                                  
SEQRES   1 B   98  SER SER GLY SER SER TYR PRO SER LEU LEU GLN CYS LEU          
SEQRES   2 B   98  LYS ALA PRO VAL LEU SER ASP SER SER CYS LYS SER SER          
SEQRES   3 B   98  TYR PRO GLY GLN ILE THR GLY ASN MET ILE CYS VAL GLY          
SEQRES   4 B   98  PHE LEU GLU GLY GLY LYS ASP SER CYS GLN GLY ASP SER          
SEQRES   5 B   98  GLY GLY PRO VAL VAL CYS ASN GLY GLN LEU GLN GLY ILE          
SEQRES   6 B   98  VAL SER TRP GLY TYR GLY CYS ALA GLN LYS ASN LYS PRO          
SEQRES   7 B   98  GLY VAL TYR THR LYS VAL CYS ASN TYR VAL ASN TRP ILE          
SEQRES   8 B   98  GLN GLN THR ILE ALA ALA ASN                                  
SEQRES   1 C    4  ACE PRO ARG ASN                                              
HET    ACE  C 401       3                                                       
HET     CA  A 301       1                                                       
HET    MPD  B 301       8                                                       
HET    MPD  B 302       8                                                       
HET    MPD  B 303       8                                                       
HETNAM     ACE ACETYL GROUP                                                     
HETNAM      CA CALCIUM ION                                                      
HETNAM     MPD (4S)-2-METHYL-2,4-PENTANEDIOL                                    
FORMUL   3  ACE    C2 H4 O                                                      
FORMUL   4   CA    CA 2+                                                        
FORMUL   5  MPD    3(C6 H14 O2)                                                 
FORMUL   8  HOH   *220(H2 O)                                                    
HELIX    1 AA1 ALA A   46  TYR A   50  5                                   5    
HELIX    2 AA2 SER B  152  TYR B  160  1                                   9    
HELIX    3 AA3 TYR B  220  ALA B  230  1                                  11    
SHEET    1 AA1 7 TYR A  13  THR A  14  0                                        
SHEET    2 AA1 7 GLN B 144  PRO B 149 -1  O  CYS B 145   N  TYR A  13           
SHEET    3 AA1 7 GLU A 123  GLY A 128 -1  N  ILE A 126   O  LEU B 146           
SHEET    4 AA1 7 PRO B 188  CYS B 191 -1  O  VAL B 190   N  LEU A 125           
SHEET    5 AA1 7 GLN B 194  TRP B 201 -1  O  GLN B 194   N  CYS B 191           
SHEET    6 AA1 7 GLY B 212  LYS B 216 -1  O  VAL B 213   N  TRP B 201           
SHEET    7 AA1 7 MET B 168  VAL B 171 -1  N  ILE B 169   O  TYR B 214           
SHEET    1 AA2 7 GLN A  23  ASN A  27  0                                        
SHEET    2 AA2 7 HIS A  31  ASN A  39 -1  O  CYS A  33   N  LEU A  26           
SHEET    3 AA2 7 TRP A  42  SER A  45 -1  O  VAL A  44   N  SER A  36           
SHEET    4 AA2 7 MET A  94  LEU A  98 -1  O  MET A  94   N  SER A  45           
SHEET    5 AA2 7 GLN A  71  THR A  80 -1  N  ALA A  76   O  LYS A  97           
SHEET    6 AA2 7 GLN A  55  LEU A  58 -1  N  VAL A  56   O  ILE A  73           
SHEET    7 AA2 7 GLN A  23  ASN A  27 -1  N  ASN A  27   O  GLN A  55           
SSBOND   1 CYS A   15    CYS B  145                          1555   1555  2.03  
SSBOND   2 CYS A   33    CYS A   49                          1555   1555  2.06  
SSBOND   3 CYS A  117    CYS B  218                          1555   1555  2.05  
SSBOND   4 CYS A  124    CYS B  191                          1555   1555  2.06  
SSBOND   5 CYS B  156    CYS B  170                          1555   1555  2.05  
SSBOND   6 CYS B  181    CYS B  205                          1555   1555  2.05  
LINK         C   ACE C 401                 N   PRO C 402     1555   1555  1.34  
LINK         OE1 GLU A  60                CA    CA A 301     1555   1555  2.31  
LINK         O   ASN A  62                CA    CA A 301     1555   1555  2.32  
LINK         O   VAL A  65                CA    CA A 301     1555   1555  2.35  
LINK         OE1 GLU A  67                CA    CA A 301     1555   1555  2.42  
LINK         OE2 GLU A  70                CA    CA A 301     1555   1555  2.31  
LINK        CA    CA A 301                 O   HOH A 440     1555   1555  2.31  
SITE     1 AC1  6 GLU A  60  ASN A  62  VAL A  65  GLU A  67                    
SITE     2 AC1  6 GLU A  70  HOH A 440                                          
SITE     1 AC2  3 GLN B 163  TRP B 201  HOH B 426                               
SITE     1 AC3  7 PRO A 114  ARG A 115  HOH A 416  THR B 165                    
SITE     2 AC3  7 VAL B 221  HOH B 418  HOH B 420                               
SITE     1 AC4  5 GLU A 123  VAL B 190  CYS B 191  ASN B 192                    
SITE     2 AC4  5 GLY B 193                                                     
CRYST1   83.165   83.165  135.232  90.00  90.00 120.00 P 61 2 2     12          
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      0.012024  0.006942  0.000000        0.00000                         
SCALE2      0.000000  0.013884  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.007395        0.00000                         
(ATOM LINES ARE NOT SHOWN.)
END                                                                             
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