PDB Short entry for 1TF9
HEADER    HYDROLASE                               27-MAY-04   1TF9              
TITLE     STREPTOMYCES GRISEUS AMINOPEPTIDASE COMPLEXED WITH P-IODO-L-          
TITLE    2 PHENYLALANINE                                                        
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: AMINOPEPTIDASE;                                            
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: SGAP;                                                       
COMPND   5 EC: 3.4.11.-                                                         
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: STREPTOMYCES GRISEUS;                           
SOURCE   3 ORGANISM_TAXID: 1911;                                                
SOURCE   4 OTHER_DETAILS: THE ENZYME IS ISOLATED FROM THE                       
SOURCE   5 COMMERCIALLY AVAILABLE ENZYME MIXTURE "PRONASE E"                    
KEYWDS    DOUBLE-ZINC METALLOPROTEINASE, CALCIUM ACTIVATION, PROTEIN-           
KEYWDS   2 INHIBITOR COMPLEX, HYDROLASE                                         
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    V.REILAND,R.GILBOA,A.SPUNGIN-BIALIK,D.SCHOMBURG,Y.SHOHAM,             
AUTHOR   2 S.BLUMBERG,G.SHOHAM                                                  
REVDAT   3   24-FEB-09 1TF9    1       VERSN                                    
REVDAT   2   07-JUN-05 1TF9    3       HETATM                                   
REVDAT   1   31-MAY-05 1TF9    0                                                
JRNL        AUTH   V.REILAND,R.GILBOA,A.SPUNGIN-BIALIK,D.SCHOMBURG,             
JRNL        AUTH 2 Y.SHOHAM,S.BLUMBERG,G.SHOHAM                                 
JRNL        TITL   BINDING OF INHIBITORY AROMATIC AMINO ACIDS TO                
JRNL        TITL 2 STREPTOMYCES GRISEUS AMINOPEPTIDASE.                         
JRNL        REF    ACTA CRYSTALLOGR.,SECT.D      V.  60  1738 2004              
JRNL        REFN                   ISSN 0907-4449                               
JRNL        PMID   15388919                                                     
JRNL        DOI    10.1107/S0907444904018281                                    
REMARK   1                                                                      
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.30 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : SHELXL-97                                            
REMARK   3   AUTHORS     : G.M.SHELDRICK                                        
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.30                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 20.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 92.7                           
REMARK   3   CROSS-VALIDATION METHOD           : FREE R                         
REMARK   3   FREE R VALUE TEST SET SELECTION   : RANDOM                         
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT (NO CUTOFF).                         
REMARK   3   R VALUE   (WORKING + TEST SET, NO CUTOFF) : 0.122                  
REMARK   3   R VALUE          (WORKING SET, NO CUTOFF) : 0.121                  
REMARK   3   FREE R VALUE                  (NO CUTOFF) : 0.173                  
REMARK   3   FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : 5.300                  
REMARK   3   FREE R VALUE TEST SET COUNT   (NO CUTOFF) : 3148                   
REMARK   3   TOTAL NUMBER OF REFLECTIONS   (NO CUTOFF) : 63168                  
REMARK   3                                                                      
REMARK   3  FIT/AGREEMENT OF MODEL FOR DATA WITH F>4SIG(F).                     
REMARK   3   R VALUE   (WORKING + TEST SET, F>4SIG(F)) : 0.119                  
REMARK   3   R VALUE          (WORKING SET, F>4SIG(F)) : 0.118                  
REMARK   3   FREE R VALUE                  (F>4SIG(F)) : 0.168                  
REMARK   3   FREE R VALUE TEST SET SIZE (%, F>4SIG(F)) : 5.300                  
REMARK   3   FREE R VALUE TEST SET COUNT   (F>4SIG(F)) : 2972                   
REMARK   3   TOTAL NUMBER OF REFLECTIONS   (F>4SIG(F)) : 55955                  
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS      : 2134                                          
REMARK   3   NUCLEIC ACID ATOMS : 0                                             
REMARK   3   HETEROGEN ATOMS    : 16                                            
REMARK   3   SOLVENT ATOMS      : 453                                           
REMARK   3                                                                      
REMARK   3  MODEL REFINEMENT.                                                   
REMARK   3   OCCUPANCY SUM OF NON-HYDROGEN ATOMS      : 2505.59                 
REMARK   3   OCCUPANCY SUM OF HYDROGEN ATOMS          : 0.00                    
REMARK   3   NUMBER OF DISCRETELY DISORDERED RESIDUES : 23                      
REMARK   3   NUMBER OF LEAST-SQUARES PARAMETERS       : 23452                   
REMARK   3   NUMBER OF RESTRAINTS                     : 28850                   
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM RESTRAINT TARGET VALUES.                        
REMARK   3   BOND LENGTHS                         (A) : 0.012                   
REMARK   3   ANGLE DISTANCES                      (A) : 0.028                   
REMARK   3   SIMILAR DISTANCES (NO TARGET VALUES) (A) : 0.000                   
REMARK   3   DISTANCES FROM RESTRAINT PLANES      (A) : 0.027                   
REMARK   3   ZERO CHIRAL VOLUMES               (A**3) : 0.076                   
REMARK   3   NON-ZERO CHIRAL VOLUMES           (A**3) : 0.076                   
REMARK   3   ANTI-BUMPING DISTANCE RESTRAINTS     (A) : 0.019                   
REMARK   3   RIGID-BOND ADP COMPONENTS         (A**2) : 0.004                   
REMARK   3   SIMILAR ADP COMPONENTS            (A**2) : 0.025                   
REMARK   3   APPROXIMATELY ISOTROPIC ADPS      (A**2) : 0.081                   
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: NULL                                      
REMARK   4                                                                      
REMARK   4 1TF9 COMPLIES WITH FORMAT V. 3.15, 01-DEC-08                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 04-JUN-04.                  
REMARK 100 THE RCSB ID CODE IS RCSB022602.                                      
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 27-SEP-01                          
REMARK 200  TEMPERATURE           (KELVIN) : 95                                 
REMARK 200  PH                             : 5.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : NSLS                               
REMARK 200  BEAMLINE                       : X12B                               
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.1                                
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 4                     
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 63168                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.300                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 20.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 92.7                               
REMARK 200  DATA REDUNDANCY                : 11.000                             
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : 0.04500                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 17.2000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.30                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.32                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 57.8                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 11.00                              
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : 0.16200                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: DIFFERENCE FOURIER FROM      
REMARK 200  PREVIOUSLY DETERMINED, RELATED STRUCTURE                            
REMARK 200 SOFTWARE USED: CNS                                                   
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 44.76                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.24                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 4000, SODIUM ACETATE, PH 5.5,        
REMARK 280  VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K                     
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 41 21 2                        
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,-Y,Z+1/2                                             
REMARK 290       3555   -Y+1/2,X+1/2,Z+1/4                                      
REMARK 290       4555   Y+1/2,-X+1/2,Z+3/4                                      
REMARK 290       5555   -X+1/2,Y+1/2,-Z+1/4                                     
REMARK 290       6555   X+1/2,-Y+1/2,-Z+3/4                                     
REMARK 290       7555   Y,X,-Z                                                  
REMARK 290       8555   -Y,-X,-Z+1/2                                            
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       72.25100            
REMARK 290   SMTRY1   3  0.000000 -1.000000  0.000000       30.52650            
REMARK 290   SMTRY2   3  1.000000  0.000000  0.000000       30.52650            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000       36.12550            
REMARK 290   SMTRY1   4  0.000000  1.000000  0.000000       30.52650            
REMARK 290   SMTRY2   4 -1.000000  0.000000  0.000000       30.52650            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000      108.37650            
REMARK 290   SMTRY1   5 -1.000000  0.000000  0.000000       30.52650            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       30.52650            
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000       36.12550            
REMARK 290   SMTRY1   6  1.000000  0.000000  0.000000       30.52650            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       30.52650            
REMARK 290   SMTRY3   6  0.000000  0.000000 -1.000000      108.37650            
REMARK 290   SMTRY1   7  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   7  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   8  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   8 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000       72.25100            
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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC                  
REMARK 350 SOFTWARE USED: PISA                                                  
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 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 A1176  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH A1204  LIES ON A SPECIAL POSITION.                          
REMARK 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     ASP A   200                                                      
REMARK 465     GLY A   201                                                      
REMARK 465     GLY A   278                                                      
REMARK 465     THR A   279                                                      
REMARK 465     GLY A   280                                                      
REMARK 465     GLU A   281                                                      
REMARK 465     PRO A   282                                                      
REMARK 465     PRO A   283                                                      
REMARK 465     THR A   284                                                      
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    ARG A 114   NE  -  CZ  -  NH1 ANGL. DEV. =  -3.1 DEGREES          
REMARK 500    ARG A 114   NE  -  CZ  -  NH2 ANGL. DEV. =   3.0 DEGREES          
REMARK 500    ARG A 150   CD  -  NE  -  CZ  ANGL. DEV. =  -9.1 DEGREES          
REMARK 500    ARG A 150   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.3 DEGREES          
REMARK 500    TYR A 224   CB  -  CG  -  CD2 ANGL. DEV. =  -5.7 DEGREES          
REMARK 500    TYR A 224   CB  -  CG  -  CD1 ANGL. DEV. =   4.3 DEGREES          
REMARK 500    LYS A 233   CA  -  CB  -  CG  ANGL. DEV. =  16.3 DEGREES          
REMARK 500    ARG A 263   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.2 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    MET A 161       89.90     70.36                                   
REMARK 500    ASP A 173       66.78   -100.32                                   
REMARK 500    ASP A 174     -119.66   -115.40                                   
REMARK 500    ALA A 222     -116.60   -127.46                                   
REMARK 500    ASN A 255       45.62    -95.77                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 525                                                                      
REMARK 525 SOLVENT                                                              
REMARK 525                                                                      
REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT                    
REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST                  
REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT                 
REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE                       
REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER;                             
REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE                  
REMARK 525 NUMBER; I=INSERTION CODE):                                           
REMARK 525                                                                      
REMARK 525  M RES CSSEQI                                                        
REMARK 525    HOH A1404        DISTANCE =  6.54 ANGSTROMS                       
REMARK 525    HOH A1443        DISTANCE =  7.05 ANGSTROMS                       
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                              ZN A 901  ZN                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS A  85   NE2                                                    
REMARK 620 2 ASP A  97   OD1  91.9                                              
REMARK 620 3 ASP A 160   OD1  95.5 107.1                                        
REMARK 620 4 ASP A 160   OD2  87.8 158.9  52.0                                  
REMARK 620 5 PHI A 913   O    92.7 102.2 149.2  98.8                            
REMARK 620 N                    1     2     3     4                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              ZN A 902  ZN                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 PHI A 913   O                                                      
REMARK 620 2 GLU A 132   OE1  85.2                                              
REMARK 620 3 GLU A 132   OE2  89.7  54.2                                        
REMARK 620 4 PHI A 913   OXT  56.1 100.8 141.3                                  
REMARK 620 5 ASP A  97   OD2 106.6 152.7 100.4 106.2                            
REMARK 620 6 HIS A 247   NE2 147.5  84.4 108.5  96.0  96.5                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              CA A 905  CA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ASP A   3   OD2                                                    
REMARK 620 2 ASP A 266   OD1  95.2                                              
REMARK 620 3 ILE A   4   O    67.6  77.8                                        
REMARK 620 4 HOH A1377   O    73.9 155.5  77.7                                  
REMARK 620 5 ASP A 266   OD2 117.7  51.7 129.0 152.8                            
REMARK 620 6 ASP A 262   OD1 154.9 106.2 103.7  81.2  86.4                      
REMARK 620 7 HOH A1378   O    94.3 126.8 151.9  76.6  77.9  83.5                
REMARK 620 8 ASP A   3   OD1  49.9  73.2 105.9 112.4  69.0 149.4  74.0          
REMARK 620 9 ASP A   3   OD1  22.5  84.0  84.2  92.0  95.5 168.1  85.5  27.3    
REMARK 620 N                    1     2     3     4     5     6     7     8     
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 901                  
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 902                  
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 905                  
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PHI A 913                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1XJO   RELATED DB: PDB                                   
REMARK 900 NATIVE FORM OF THE SAME PROTEIN                                      
REMARK 900 RELATED ID: 1CP7   RELATED DB: PDB                                   
REMARK 900 NATIVE FORM OF THE SAME PROTEIN                                      
REMARK 900 RELATED ID: 1QQ9   RELATED DB: PDB                                   
REMARK 900 THE SAME PROTEIN COMPLEXED WITH L-METHIONINE                         
REMARK 900 RELATED ID: 1F2P   RELATED DB: PDB                                   
REMARK 900 THE SAME PROTEIN COMPLEXED WITH L-PHENYLALANINE                      
REMARK 900 RELATED ID: 1F2O   RELATED DB: PDB                                   
REMARK 900 THE SAME PROTEIN COMPLEXED WITH L-LEUCINE                            
REMARK 900 RELATED ID: 1TF8   RELATED DB: PDB                                   
REMARK 900 THE SAME PROTEIN COMPLEXED WITH L-TRYPTOPHAN                         
DBREF  1TF9 A    1   284  UNP    P80561   APX_STRGR        1    284             
SEQRES   1 A  284  ALA PRO ASP ILE PRO LEU ALA ASN VAL LYS ALA HIS LEU          
SEQRES   2 A  284  THR GLN LEU SER THR ILE ALA ALA ASN ASN GLY GLY ASN          
SEQRES   3 A  284  ARG ALA HIS GLY ARG PRO GLY TYR LYS ALA SER VAL ASP          
SEQRES   4 A  284  TYR VAL LYS ALA LYS LEU ASP ALA ALA GLY TYR THR THR          
SEQRES   5 A  284  THR LEU GLN GLN PHE THR SER GLY GLY ALA THR GLY TYR          
SEQRES   6 A  284  ASN LEU ILE ALA ASN TRP PRO GLY GLY ASP PRO ASN LYS          
SEQRES   7 A  284  VAL LEU MET ALA GLY ALA HIS LEU ASP SER VAL SER SER          
SEQRES   8 A  284  GLY ALA GLY ILE ASN ASP ASN GLY SER GLY SER ALA ALA          
SEQRES   9 A  284  VAL LEU GLU THR ALA LEU ALA VAL SER ARG ALA GLY TYR          
SEQRES  10 A  284  GLN PRO ASP LYS HIS LEU ARG PHE ALA TRP TRP GLY ALA          
SEQRES  11 A  284  GLU GLU LEU GLY LEU ILE GLY SER LYS PHE TYR VAL ASN          
SEQRES  12 A  284  ASN LEU PRO SER ALA ASP ARG SER LYS LEU ALA GLY TYR          
SEQRES  13 A  284  LEU ASN PHE ASP MET ILE GLY SER PRO ASN PRO GLY TYR          
SEQRES  14 A  284  PHE VAL TYR ASP ASP ASP PRO VAL ILE GLU LYS THR PHE          
SEQRES  15 A  284  LYS ASN TYR PHE ALA GLY LEU ASN VAL PRO THR GLU ILE          
SEQRES  16 A  284  GLU THR GLU GLY ASP GLY ARG SER ASP HIS ALA PRO PHE          
SEQRES  17 A  284  LYS ASN VAL GLY VAL PRO VAL GLY GLY LEU PHE THR GLY          
SEQRES  18 A  284  ALA GLY TYR THR LYS SER ALA ALA GLN ALA GLN LYS TRP          
SEQRES  19 A  284  GLY GLY THR ALA GLY GLN ALA PHE ASP ARG CYS TYR HIS          
SEQRES  20 A  284  SER SER CYS ASP SER LEU SER ASN ILE ASN ASP THR ALA          
SEQRES  21 A  284  LEU ASP ARG ASN SER ASP ALA ALA ALA HIS ALA ILE TRP          
SEQRES  22 A  284  THR LEU SER SER GLY THR GLY GLU PRO PRO THR                  
HET     ZN  A 901       1                                                       
HET     ZN  A 902       1                                                       
HET     CA  A 905       1                                                       
HET    PHI  A 913      13                                                       
HETNAM      ZN ZINC ION                                                         
HETNAM      CA CALCIUM ION                                                      
HETNAM     PHI IODO-PHENYLALANINE                                               
FORMUL   2   ZN    2(ZN 2+)                                                     
FORMUL   4   CA    CA 2+                                                        
FORMUL   5  PHI    C9 H10 I N O2                                                
FORMUL   6  HOH   *453(H2 O)                                                    
HELIX    1   1 PRO A    5  ASN A   23  1                                  19    
HELIX    2   2 ARG A   31  GLY A   49  1                                  19    
HELIX    3   3 ASN A   98  GLY A  116  1                                  19    
HELIX    4   4 ALA A  130  GLY A  134  5                                   5    
HELIX    5   5 LEU A  135  LEU A  145  1                                  11    
HELIX    6   6 PRO A  146  SER A  151  1                                   6    
HELIX    7   7 ASP A  175  LEU A  189  1                                  15    
HELIX    8   8 HIS A  205  ASN A  210  1                                   6    
HELIX    9   9 SER A  227  GLY A  235  1                                   9    
HELIX   10  10 ASN A  257  SER A  277  1                                  21    
SHEET    1   A 8 THR A  51  SER A  59  0                                        
SHEET    2   A 8 ALA A  62  ASN A  70 -1  O  GLY A  64   N  PHE A  57           
SHEET    3   A 8 LYS A 121  TRP A 128 -1  O  PHE A 125   N  ALA A  69           
SHEET    4   A 8 ASP A  75  HIS A  85  1  N  LEU A  80   O  HIS A 122           
SHEET    5   A 8 LEU A 153  PHE A 159  1  O  ALA A 154   N  VAL A  79           
SHEET    6   A 8 VAL A 215  PHE A 219  1  O  GLY A 216   N  ASN A 158           
SHEET    7   A 8 PHE A 170  VAL A 171 -1  N  PHE A 170   O  PHE A 219           
SHEET    8   A 8 GLU A 194  ILE A 195  1  O  GLU A 194   N  VAL A 171           
SSBOND   1 CYS A  245    CYS A  250                          1555   1555  2.12  
LINK         NE2 HIS A  85                ZN    ZN A 901     1555   1555  1.97  
LINK         OD1 ASP A  97                ZN    ZN A 901     1555   1555  2.07  
LINK         OD1 ASP A 160                ZN    ZN A 901     1555   1555  1.98  
LINK        ZN    ZN A 901                 OD2 ASP A 160     1555   1555  2.74  
LINK        ZN    ZN A 901                 O   PHI A 913     1555   1555  2.20  
LINK        ZN    ZN A 902                 O   PHI A 913     1555   1555  2.55  
LINK        ZN    ZN A 902                 OE1 GLU A 132     1555   1555  2.64  
LINK        ZN    ZN A 902                 OE2 GLU A 132     1555   1555  1.98  
LINK        ZN    ZN A 902                 OXT PHI A 913     1555   1555  1.94  
LINK        ZN    ZN A 902                 OD2 ASP A  97     1555   1555  1.93  
LINK        ZN    ZN A 902                 NE2 HIS A 247     1555   1555  2.00  
LINK        CA    CA A 905                 OD2BASP A   3     1555   1555  2.68  
LINK        CA    CA A 905                 OD1 ASP A 266     1555   1555  2.53  
LINK        CA    CA A 905                 O   ILE A   4     1555   1555  2.45  
LINK        CA    CA A 905                 O   HOH A1377     1555   1555  2.48  
LINK        CA    CA A 905                 OD2 ASP A 266     1555   1555  2.51  
LINK        CA    CA A 905                 OD1 ASP A 262     1555   1555  2.34  
LINK        CA    CA A 905                 O   HOH A1378     1555   1555  2.42  
LINK        CA    CA A 905                 OD1BASP A   3     1555   1555  2.60  
LINK        CA    CA A 905                 OD1AASP A   3     1555   1555  2.30  
CISPEP   1 ASP A   97    ASN A   98          0         2.22                     
SITE     1 AC1  4 HIS A  85  ASP A  97  ASP A 160  PHI A 913                    
SITE     1 AC2  4 ASP A  97  GLU A 132  HIS A 247  PHI A 913                    
SITE     1 AC3  6 ASP A   3  ILE A   4  ASP A 262  ASP A 266                    
SITE     2 AC3  6 HOH A1377  HOH A1378                                          
SITE     1 AC4 13 HIS A  85  ASP A  97  GLU A 131  GLU A 132                    
SITE     2 AC4 13 ASP A 160  GLU A 196  GLY A 199  ARG A 202                    
SITE     3 AC4 13 PHE A 219  TYR A 246  HIS A 247   ZN A 901                    
SITE     4 AC4 13  ZN A 902                                                     
CRYST1   61.053   61.053  144.502  90.00  90.00  90.00 P 41 21 2     8          
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      0.016379  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.016379  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.006920        0.00000