HEADER    HYDROLASE                               18-JUN-03   1PQ5              
TITLE     TRYPSIN AT PH 5, 0.85 A                                               
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: TRYPSIN;                                                   
COMPND   3 CHAIN: A;                                                            
COMPND   4 EC: 3.4.21.4                                                         
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: FUSARIUM OXYSPORUM;                             
SOURCE   3 ORGANISM_TAXID: 5507                                                 
KEYWDS    TRYPSIN, SERINE PROTEASE, CATALYSIS, HYDROLASE                        
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    A.SCHMIDT,C.JELSCH,W.RYPNIEWSKI,V.S.LAMZIN                            
REVDAT   4   20-NOV-24 1PQ5    1       REMARK                                   
REVDAT   3   11-OCT-17 1PQ5    1       REMARK                                   
REVDAT   2   24-FEB-09 1PQ5    1       VERSN                                    
REVDAT   1   11-NOV-03 1PQ5    0                                                
JRNL        AUTH   A.SCHMIDT,C.JELSCH,P.OSTERGAARD,W.RYPNIEWSKI,V.S.LAMZIN      
JRNL        TITL   TRYPSIN REVISITED: CRYSTALLOGRAPHY AT (SUB) ATOMIC           
JRNL        TITL 2 RESOLUTION AND QUANTUM CHEMISTRY REVEALING DETAILS OF        
JRNL        TITL 3 CATALYSIS.                                                   
JRNL        REF    J.BIOL.CHEM.                  V. 278 43357 2003              
JRNL        REFN                   ISSN 0021-9258                               
JRNL        PMID   12937176                                                     
JRNL        DOI    10.1074/JBC.M306944200                                       
REMARK   2                                                                      
REMARK   2 RESOLUTION.    0.85 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : SHELXL                                               
REMARK   3   AUTHORS     : G.M.SHELDRICK                                        
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 0.85                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 30.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 92.1                           
REMARK   3   CROSS-VALIDATION METHOD           : NULL                           
REMARK   3   FREE R VALUE TEST SET SELECTION   : NULL                           
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT (NO CUTOFF).                         
REMARK   3   R VALUE   (WORKING + TEST SET, NO CUTOFF) : 0.098                  
REMARK   3   R VALUE          (WORKING SET, NO CUTOFF) : NULL                   
REMARK   3   FREE R VALUE                  (NO CUTOFF) : NULL                   
REMARK   3   FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL                   
REMARK   3   FREE R VALUE TEST SET COUNT   (NO CUTOFF) : NULL                   
REMARK   3   TOTAL NUMBER OF REFLECTIONS   (NO CUTOFF) : 137323                 
REMARK   3                                                                      
REMARK   3  FIT/AGREEMENT OF MODEL FOR DATA WITH F>4SIG(F).                     
REMARK   3   R VALUE   (WORKING + TEST SET, F>4SIG(F)) : 0.097                  
REMARK   3   R VALUE          (WORKING SET, F>4SIG(F)) : NULL                   
REMARK   3   FREE R VALUE                  (F>4SIG(F)) : NULL                   
REMARK   3   FREE R VALUE TEST SET SIZE (%, F>4SIG(F)) : NULL                   
REMARK   3   FREE R VALUE TEST SET COUNT   (F>4SIG(F)) : NULL                   
REMARK   3   TOTAL NUMBER OF REFLECTIONS   (F>4SIG(F)) : 131485                 
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS      : 1557                                          
REMARK   3   NUCLEIC ACID ATOMS : 0                                             
REMARK   3   HETEROGEN ATOMS    : 26                                            
REMARK   3   SOLVENT ATOMS      : 478                                           
REMARK   3                                                                      
REMARK   3  MODEL REFINEMENT.                                                   
REMARK   3   OCCUPANCY SUM OF NON-HYDROGEN ATOMS      : 1998.1                  
REMARK   3   OCCUPANCY SUM OF HYDROGEN ATOMS          : 1500.7                  
REMARK   3   NUMBER OF DISCRETELY DISORDERED RESIDUES : 43                      
REMARK   3   NUMBER OF LEAST-SQUARES PARAMETERS       : 20006                   
REMARK   3   NUMBER OF RESTRAINTS                     : 25358                   
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM RESTRAINT TARGET VALUES.                        
REMARK   3   BOND LENGTHS                         (A) : NULL                    
REMARK   3   ANGLE DISTANCES                      (A) : NULL                    
REMARK   3   SIMILAR DISTANCES (NO TARGET VALUES) (A) : NULL                    
REMARK   3   DISTANCES FROM RESTRAINT PLANES      (A) : NULL                    
REMARK   3   ZERO CHIRAL VOLUMES               (A**3) : NULL                    
REMARK   3   NON-ZERO CHIRAL VOLUMES           (A**3) : NULL                    
REMARK   3   ANTI-BUMPING DISTANCE RESTRAINTS     (A) : NULL                    
REMARK   3   RIGID-BOND ADP COMPONENTS         (A**2) : NULL                    
REMARK   3   SIMILAR ADP COMPONENTS            (A**2) : NULL                    
REMARK   3   APPROXIMATELY ISOTROPIC ADPS      (A**2) : NULL                    
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED: NULL                                                  
REMARK   3                                                                      
REMARK   3  STEREOCHEMISTRY TARGET VALUES : ENGH AND HUBER                      
REMARK   3   SPECIAL CASE: NULL                                                 
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS:                                           
REMARK   3  INITIALLY RFREE (BUILDING STAGE) WAS USED (10% OF DATA AT RANDOM),  
REMARK   3  LATER                                                               
REMARK   3  RFREE WAS NOT USED.                                                 
REMARK   4                                                                      
REMARK   4 1PQ5 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 08-JUL-03.                  
REMARK 100 THE DEPOSITION ID IS D_1000019490.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 20-JUN-02                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 5                                  
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : EMBL/DESY, HAMBURG                 
REMARK 200  BEAMLINE                       : X11                                
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.8110                             
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : MARRESEARCH                        
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-2000                           
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 146915                             
REMARK 200  RESOLUTION RANGE HIGH      (A) : 0.830                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 35.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : -3.000                             
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 91.6                               
REMARK 200  DATA REDUNDANCY                : 2.000                              
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : 0.03300                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 34.0000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 0.83                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 0.84                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 80.6                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 2.00                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : 0.10100                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 7.220                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL                         
REMARK 200 SOFTWARE USED: NULL                                                  
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 37.52                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.97                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: NA SULPHATE, NA CITRATE, PH 5, VAPOR     
REMARK 280  DIFFUSION, SITTING 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                                                       
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: MONOMERIC                         
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A                                     
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 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     SER A  146   C                                                   
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   HD1  HIS A    90     H    SER A    92              1.27            
REMARK 500   HH   TYR A   169     H    ASN A   214              1.33            
REMARK 500   HG1  THR A   148     O    HOH A  1014              1.41            
REMARK 500   OD1  ASN A   151     O    HOH A   883              1.90            
REMARK 500   O    HOH A   709     O    HOH A  1168              2.01            
REMARK 500   O    HOH A   811     O    HOH A  1004              2.09            
REMARK 500   O    SER A   132     O    HOH A   760              2.15            
REMARK 500   O    HOH A   930     O    HOH A  1149              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   926     O    HOH A  1147     1444     2.09            
REMARK 500   O    HOH A   936     O    HOH A   998     1556     2.18            
REMARK 500   O    SER A   146     O    HOH A  1018     1565     2.19            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS                                      
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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3)               
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   RES CSSEQI ATM2   DEVIATION                     
REMARK 500    SER A  21   CB    SER A  21   OG     -0.160                       
REMARK 500    SER A  34   CB    SER A  34   OG     -0.219                       
REMARK 500    CYS A  41   CA    CYS A  41   CB     -0.111                       
REMARK 500    CYS A  41   CB    CYS A  41   SG     -0.161                       
REMARK 500    ASN A  49   CB    ASN A  49   CG      0.157                       
REMARK 500    ASN A  49   CG    ASN A  49   OD1    -0.143                       
REMARK 500    SER A  74   C     ARG A  75   N       0.204                       
REMARK 500    ARG A  75   C     THR A  76   N       0.293                       
REMARK 500    SER A  83   CB    SER A  83   OG     -0.123                       
REMARK 500    SER A  85   CB    SER A  85   OG     -0.138                       
REMARK 500    SER A  85   CB    SER A  85   OG     -0.132                       
REMARK 500    SER A 111   CB    SER A 111   OG     -0.153                       
REMARK 500    ARG A 119   CZ    ARG A 119   NH1     0.091                       
REMARK 500    ARG A 119   CZ    ARG A 119   NH2    -0.101                       
REMARK 500    ARG A 119   CZ    ARG A 119   NH2     0.106                       
REMARK 500    SER A 123   CB    SER A 123   OG     -0.149                       
REMARK 500    SER A 132   CB    SER A 132   OG     -0.117                       
REMARK 500    SER A 132   CB    SER A 132   OG      0.190                       
REMARK 500    SER A 147   CB    SER A 147   OG      0.130                       
REMARK 500    CYS A 191   CA    CYS A 191   CB     -0.090                       
REMARK 500    CYS A 191   CB    CYS A 191   SG     -0.166                       
REMARK 500    CYS A 216   CA    CYS A 216   CB      0.146                       
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    CYS A  41   CB  -  CA  -  C   ANGL. DEV. =  14.4 DEGREES          
REMARK 500    ASN A  49   N   -  CA  -  CB  ANGL. DEV. =  12.0 DEGREES          
REMARK 500    ASN A  49   OD1 -  CG  -  ND2 ANGL. DEV. =  14.1 DEGREES          
REMARK 500    ASN A  49   CB  -  CG  -  OD1 ANGL. DEV. = -15.8 DEGREES          
REMARK 500    ASN A  49   CB  -  CG  -  OD1 ANGL. DEV. = -43.3 DEGREES          
REMARK 500    ASN A  49   CB  -  CG  -  ND2 ANGL. DEV. =  45.7 DEGREES          
REMARK 500    SER A  74   CA  -  C   -  N   ANGL. DEV. =  19.4 DEGREES          
REMARK 500    SER A  74   O   -  C   -  N   ANGL. DEV. = -16.8 DEGREES          
REMARK 500    ARG A  75   C   -  N   -  CA  ANGL. DEV. =  15.8 DEGREES          
REMARK 500    ARG A  75   NE  -  CZ  -  NH1 ANGL. DEV. =   3.3 DEGREES          
REMARK 500    ARG A  75   NE  -  CZ  -  NH2 ANGL. DEV. =  -4.6 DEGREES          
REMARK 500    ARG A  75   CA  -  C   -  N   ANGL. DEV. = -23.8 DEGREES          
REMARK 500    ARG A  75   O   -  C   -  N   ANGL. DEV. =  23.4 DEGREES          
REMARK 500    THR A  76   C   -  N   -  CA  ANGL. DEV. = -23.7 DEGREES          
REMARK 500    ARG A  88   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.7 DEGREES          
REMARK 500    ASN A 114   CA  -  C   -  O   ANGL. DEV. = -20.7 DEGREES          
REMARK 500    ASN A 114   CA  -  C   -  N   ANGL. DEV. =  23.7 DEGREES          
REMARK 500    ARG A 119   CD  -  NE  -  CZ  ANGL. DEV. =  36.0 DEGREES          
REMARK 500    ARG A 119   NH1 -  CZ  -  NH2 ANGL. DEV. = -19.8 DEGREES          
REMARK 500    ARG A 119   NE  -  CZ  -  NH1 ANGL. DEV. =  -3.4 DEGREES          
REMARK 500    ARG A 119   NE  -  CZ  -  NH2 ANGL. DEV. =   8.6 DEGREES          
REMARK 500    ARG A 119   NE  -  CZ  -  NH2 ANGL. DEV. =  17.6 DEGREES          
REMARK 500    GLY A 145   N   -  CA  -  C   ANGL. DEV. = -19.0 DEGREES          
REMARK 500    SER A 146   C   -  N   -  CA  ANGL. DEV. =  17.6 DEGREES          
REMARK 500    SER A 146   CB  -  CA  -  C   ANGL. DEV. =  14.2 DEGREES          
REMARK 500    SER A 146   N   -  CA  -  C   ANGL. DEV. = -17.4 DEGREES          
REMARK 500    SER A 146   CA  -  C   -  O   ANGL. DEV. =  19.6 DEGREES          
REMARK 500    SER A 146   O   -  C   -  N   ANGL. DEV. = -13.4 DEGREES          
REMARK 500    SER A 147   C   -  N   -  CA  ANGL. DEV. =  22.6 DEGREES          
REMARK 500    SER A 147   CA  -  C   -  N   ANGL. DEV. = -14.2 DEGREES          
REMARK 500    THR A 148   N   -  CA  -  CB  ANGL. DEV. =  12.0 DEGREES          
REMARK 500    THR A 148   N   -  CA  -  C   ANGL. DEV. = -17.1 DEGREES          
REMARK 500    THR A 148   O   -  C   -  N   ANGL. DEV. =  13.9 DEGREES          
REMARK 500    CYS A 191   O   -  C   -  N   ANGL. DEV. =  23.5 DEGREES          
REMARK 500    CYS A 216   C   -  N   -  CA  ANGL. DEV. =  15.1 DEGREES          
REMARK 500    CYS A 216   N   -  CA  -  CB  ANGL. DEV. =  10.2 DEGREES          
REMARK 500    CYS A 216   CA  -  CB  -  SG  ANGL. DEV. = -12.8 DEGREES          
REMARK 500    ARG A 218   NE  -  CZ  -  NH1 ANGL. DEV. =   6.0 DEGREES          
REMARK 500    ARG A 232   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.9 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    TRP A  40      -65.48   -151.35                                   
REMARK 500    SER A 146       94.44     70.64                                   
REMARK 500    SER A 147      135.97    112.96                                   
REMARK 500    SER A 211      -68.14   -125.38                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 610                                                                      
REMARK 610 MISSING HETEROATOM                                                   
REMARK 610 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER;           
REMARK 610 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;          
REMARK 610 I=INSERTION CODE):                                                   
REMARK 610   M RES C SSEQI                                                      
REMARK 610     ARG A  703                                                       
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 601                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 602                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 603                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ARG A 703                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1FN8   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 1FY4   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 1FY5   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 1GDN   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 1GDQ   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 1PPZ   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 1PQ7   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 1PQ8   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 1PQA   RELATED DB: PDB                                   
DBREF  1PQ5 A   16   239  UNP    P35049   TRYP_FUSOX      25    248             
SEQRES   1 A  224  ILE VAL GLY GLY THR SER ALA SER ALA GLY ASP PHE PRO          
SEQRES   2 A  224  PHE ILE VAL SER ILE SER ARG ASN GLY GLY PRO TRP CYS          
SEQRES   3 A  224  GLY GLY SER LEU LEU ASN ALA ASN THR VAL LEU THR ALA          
SEQRES   4 A  224  ALA HIS CYS VAL SER GLY TYR ALA GLN SER GLY PHE GLN          
SEQRES   5 A  224  ILE ARG ALA GLY SER LEU SER ARG THR SER GLY GLY ILE          
SEQRES   6 A  224  THR SER SER LEU SER SER VAL ARG VAL HIS PRO SER TYR          
SEQRES   7 A  224  SER GLY ASN ASN ASN ASP LEU ALA ILE LEU LYS LEU SER          
SEQRES   8 A  224  THR SER ILE PRO SER GLY GLY ASN ILE GLY TYR ALA ARG          
SEQRES   9 A  224  LEU ALA ALA SER GLY SER ASP PRO VAL ALA GLY SER SER          
SEQRES  10 A  224  ALA THR VAL ALA GLY TRP GLY ALA THR SER GLU GLY GLY          
SEQRES  11 A  224  SER SER THR PRO VAL ASN LEU LEU LYS VAL THR VAL PRO          
SEQRES  12 A  224  ILE VAL SER ARG ALA THR CYS ARG ALA GLN TYR GLY THR          
SEQRES  13 A  224  SER ALA ILE THR ASN GLN MET PHE CYS ALA GLY VAL SER          
SEQRES  14 A  224  SER GLY GLY LYS ASP SER CYS GLN GLY ASP SER GLY GLY          
SEQRES  15 A  224  PRO ILE VAL ASP SER SER ASN THR LEU ILE GLY ALA VAL          
SEQRES  16 A  224  SER TRP GLY ASN GLY CYS ALA ARG PRO ASN TYR SER GLY          
SEQRES  17 A  224  VAL TYR ALA SER VAL GLY ALA LEU ARG SER PHE ILE ASP          
SEQRES  18 A  224  THR TYR ALA                                                  
HET    SO4  A 601       5                                                       
HET    SO4  A 602       5                                                       
HET    SO4  A 603       5                                                       
HET    ARG  A 703      23                                                       
HETNAM     SO4 SULFATE ION                                                      
HETNAM     ARG ARGININE                                                         
FORMUL   2  SO4    3(O4 S 2-)                                                   
FORMUL   5  ARG    C6 H15 N4 O2 1+                                              
FORMUL   6  HOH   *478(H2 O)                                                    
HELIX    1   1 ALA A   54  SER A   59  1                                   6    
HELIX    2   2 ALA A   62  SER A   64  5                                   3    
HELIX    3   3 SER A  161  GLY A  170  1                                  10    
HELIX    4   4 LEU A  231  ALA A  239  1                                   9    
SHEET    1   A 8 THR A  20  SER A  21  0                                        
SHEET    2   A 8 LEU A 153  VAL A 160 -1  O  LYS A 154   N  THR A  20           
SHEET    3   A 8 MET A 178  ALA A 181 -1  O  CYS A 180   N  VAL A 160           
SHEET    4   A 8 GLY A 223  SER A 227 -1  O  TYR A 225   N  PHE A 179           
SHEET    5   A 8 LEU A 206  TRP A 212 -1  N  TRP A 212   O  VAL A 224           
SHEET    6   A 8 PRO A 198  VAL A 200 -1  N  ILE A 199   O  ILE A 207           
SHEET    7   A 8 SER A 132  GLY A 137 -1  N  THR A 134   O  VAL A 200           
SHEET    8   A 8 LEU A 153  VAL A 160 -1  O  VAL A 157   N  ALA A 133           
SHEET    1   B 7 ILE A  80  SER A  82  0                                        
SHEET    2   B 7 PHE A  66  ALA A  70 -1  N  ILE A  68   O  SER A  82           
SHEET    3   B 7 ILE A  30  ARG A  35 -1  N  SER A  34   O  GLN A  67           
SHEET    4   B 7 GLY A  38  ASN A  47 -1  O  CYS A  41   N  ILE A  33           
SHEET    5   B 7 THR A  50  THR A  53 -1  O  LEU A  52   N  SER A  44           
SHEET    6   B 7 ALA A 101  LEU A 105 -1  O  LEU A 103   N  VAL A  51           
SHEET    7   B 7 LEU A  84  VAL A  89 -1  N  ARG A  88   O  ILE A 102           
SSBOND   1 CYS A   41    CYS A   57                          1555   1555  2.05  
SSBOND   2 CYS A  165    CYS A  180                          1555   1555  2.04  
SSBOND   3 CYS A  191    CYS A  216                          1555   1555  2.06  
CISPEP   1 GLY A  145    SER A  146          0        -3.47                     
SITE     1 AC1  9 ARG A  88  SER A 184  SER A 185  HOH A 852                    
SITE     2 AC1  9 HOH A 878  HOH A 895  HOH A 896  HOH A 961                    
SITE     3 AC1  9 HOH A1063                                                     
SITE     1 AC2  9 ARG A 119  ALA A 122  ASN A 220  ARG A 232                    
SITE     2 AC2  9 HOH A 804  HOH A 805  HOH A 937  HOH A 979                    
SITE     3 AC2  9 HOH A 980                                                     
SITE     1 AC3 10 GLN A  63  GLY A 112  GLY A 113  HOH A 776                    
SITE     2 AC3 10 HOH A 842  HOH A 921  HOH A1115  HOH A1132                    
SITE     3 AC3 10 HOH A1151  HOH A1165                                          
SITE     1 AC4 18 HIS A  56  ASP A 189  SER A 190  CYS A 191                    
SITE     2 AC4 18 GLN A 192  GLY A 193  ASP A 194  SER A 195                    
SITE     3 AC4 18 VAL A 210  SER A 211  GLY A 215  GLY A 223                    
SITE     4 AC4 18 HOH A 704  HOH A 705  HOH A 802  HOH A 827                    
SITE     5 AC4 18 HOH A 837  HOH A 884                                          
CRYST1   32.890   36.958   39.781 102.84 104.54 102.39 P 1           1          
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      0.030404  0.006679  0.010285        0.00000                         
SCALE2      0.000000  0.027703  0.008459        0.00000                         
SCALE3      0.000000  0.000000  0.027153        0.00000