HEADER    HYDROLASE                               15-MAR-02   1L7M              
TITLE     HIGH RESOLUTION LIGANDED STRUCTURE OF PHOSPHOSERINE PHOSPHATASE (PI   
TITLE    2 COMPLEX)                                                             
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: PHOSPHOSERINE PHOSPHATASE;                                 
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 SYNONYM: PSP, O-PHOSPHOSERINE PHOSPHOHYDROLASE, PSPASE;              
COMPND   5 EC: 3.1.3.3;                                                         
COMPND   6 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: METHANOCALDOCOCCUS JANNASCHII;                  
SOURCE   3 ORGANISM_TAXID: 2190;                                                
SOURCE   4 GENE: MJ1594;                                                        
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   7 EXPRESSION_SYSTEM_STRAIN: B384(DE3)/PSJS1244;                        
SOURCE   8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   9 EXPRESSION_SYSTEM_PLASMID: PET21A                                    
KEYWDS    ROSSMANN FOLD, FOUR-HELIX BUNDLE, B-HAIRPIN, STRUCTURAL GENOMICS,     
KEYWDS   2 BSGC STRUCTURE FUNDED BY NIH, PROTEIN STRUCTURE INITIATIVE, PSI,     
KEYWDS   3 BERKELEY STRUCTURAL GENOMICS CENTER, HYDROLASE                       
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    W.WANG,H.S.CHO,R.KIM,J.JANCARIK,H.YOKOTA,H.H.NGUYEN,I.V.GRIGORIEV,    
AUTHOR   2 D.E.WEMMER,S.H.KIM,BERKELEY STRUCTURAL GENOMICS CENTER (BSGC)        
REVDAT   9   09-OCT-24 1L7M    1       REMARK                                   
REVDAT   8   15-NOV-23 1L7M    1       REMARK                                   
REVDAT   7   16-AUG-23 1L7M    1       REMARK SEQADV LINK                       
REVDAT   6   31-JAN-18 1L7M    1       REMARK                                   
REVDAT   5   24-FEB-09 1L7M    1       VERSN                                    
REVDAT   4   08-MAR-05 1L7M    1       AUTHOR KEYWDS REMARK                     
REVDAT   3   24-AUG-04 1L7M    1       JRNL   KEYWDS REMARK                     
REVDAT   2   19-JUN-02 1L7M    1       JRNL                                     
REVDAT   1   03-APR-02 1L7M    0                                                
JRNL        AUTH   W.WANG,H.S.CHO,R.KIM,J.JANCARIK,H.YOKOTA,H.H.NGUYEN,         
JRNL        AUTH 2 I.V.GRIGORIEV,D.E.WEMMER,S.H.KIM                             
JRNL        TITL   STRUCTURAL CHARACTERIZATION OF THE REACTION PATHWAY IN       
JRNL        TITL 2 PHOSPHOSERINE PHOSPHATASE: CRYSTALLOGRAPHIC "SNAPSHOTS" OF   
JRNL        TITL 3 INTERMEDIATE STATES.                                         
JRNL        REF    J.MOL.BIOL.                   V. 319   421 2002              
JRNL        REFN                   ISSN 0022-2836                               
JRNL        PMID   12051918                                                     
JRNL        DOI    10.1016/S0022-2836(02)00324-8                                
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.48 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS                                                  
REMARK   3   AUTHORS     : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE-              
REMARK   3               : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU,              
REMARK   3               : READ,RICE,SIMONSON,WARREN                            
REMARK   3                                                                      
REMARK   3  REFINEMENT TARGET : CNS                                             
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.48                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 15.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : NULL                           
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : NULL                           
REMARK   3   NUMBER OF REFLECTIONS             : 63497                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : THROUGHOUT                      
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                          
REMARK   3   R VALUE            (WORKING SET) : 0.202                           
REMARK   3   FREE R VALUE                     : 0.232                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 10.000                          
REMARK   3   FREE R VALUE TEST SET COUNT      : 7366                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : NULL                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : NULL                         
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : NULL                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : NULL                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : NULL                         
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : NULL                         
REMARK   3   BIN R VALUE           (WORKING SET) : NULL                         
REMARK   3   BIN FREE R VALUE                    : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : NULL                         
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : NULL                         
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 3287                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 22                                      
REMARK   3   SOLVENT ATOMS            : 416                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 13.90                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 13.96                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -0.25000                                             
REMARK   3    B22 (A**2) : 0.45100                                              
REMARK   3    B33 (A**2) : -0.20100                                             
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : NULL                            
REMARK   3   ESD FROM SIGMAA              (A) : NULL                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : NULL                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : NULL                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : NULL                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : NULL                            
REMARK   3   BOND ANGLES            (DEGREES) : NULL                            
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : NULL                            
REMARK   3   IMPROPER ANGLES        (DEGREES) : NULL                            
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : NULL                                      
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : NULL                                                 
REMARK   3   KSOL        : NULL                                                 
REMARK   3   BSOL        : NULL                                                 
REMARK   3                                                                      
REMARK   3  NCS MODEL : NULL                                                    
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS.                         RMS   SIGMA/WEIGHT          
REMARK   3   GROUP  1  POSITIONAL            (A) : NULL  ; NULL                 
REMARK   3   GROUP  1  B-FACTOR           (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  PARAMETER FILE  1  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1L7M COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 22-MAR-02.                  
REMARK 100 THE DEPOSITION ID IS D_1000015716.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 03-MAY-00                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 4.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : ALS                                
REMARK 200  BEAMLINE                       : 5.0.2                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.0                                
REMARK 200  MONOCHROMATOR                  : ALS                                
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   : 70604                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.480                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 30.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : -3.000                             
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 1.0                                
REMARK 200  DATA REDUNDANCY                : NULL                               
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : 0.03500                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 36.0000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.48                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.50                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 1.0                                
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : 0.33500                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 3.400                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: CNS                                                   
REMARK 200 STARTING MODEL: PDB ENTRY 1F5S                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 53.74                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.68                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 22% PEG 200 MME, 0.2M SODIUM             
REMARK 280  PHOSPHATE, 0.1M ACETATE BUFFER, 5MM MGCL2, PH 4.5, VAPOR            
REMARK 280  DIFFUSION, HANGING DROP, TEMPERATURE 25K, TEMPERATURE 298.0K        
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 2                        
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,-Y,Z                                                 
REMARK 290       3555   -X+1/2,Y+1/2,-Z                                         
REMARK 290       4555   X+1/2,-Y+1/2,-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   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        0.00000            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000       34.53650            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       35.13500            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       34.53650            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       35.13500            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1, 2                                                    
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: 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 350                                                                      
REMARK 350 BIOMOLECULE: 2                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC                         
REMARK 350 APPLY THE FOLLOWING TO CHAINS: B                                     
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 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     MSE A     1                                                      
REMARK 465     GLU A     2                                                      
REMARK 465     MSE B   501                                                      
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT                     
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT.                            
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI           DISTANCE          
REMARK 500   O    HOH A  1036     O    HOH A  1054              2.18            
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    PHE A  12      -70.95    -92.69                                   
REMARK 500    PHE A  12      -70.95    -92.18                                   
REMARK 500    SER A  14       -2.11     71.03                                   
REMARK 500    THR A  15      -75.92   -116.33                                   
REMARK 500    THR A  15      -75.92   -117.65                                   
REMARK 500    ASP A 167       -3.66   -145.26                                   
REMARK 500    PHE B 512      -67.87    -96.57                                   
REMARK 500    SER B 514       -4.99     68.67                                   
REMARK 500    ASP B 667       -3.82   -146.24                                   
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                              MG A 721  MG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ASP A  11   OD1                                                    
REMARK 620 2 ASP A  13   O    83.9                                              
REMARK 620 3 ASP A 167   OD2  81.0 105.8                                        
REMARK 620 4 PO4 A 720   O2   85.7  98.4 150.9                                  
REMARK 620 5 HOH A 956   O    80.9 163.4  78.6  73.7                            
REMARK 620 N                    1     2     3     4                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              MG B 221  MG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 PO4 B 220   O1                                                     
REMARK 620 2 ASP B 511   OD2  77.2                                              
REMARK 620 3 ASP B 511   OD2  84.5   7.5                                        
REMARK 620 4 ASP B 513   O    96.5  78.7  79.4                                  
REMARK 620 5 ASP B 667   OD2 152.5  84.3  76.8  99.6                            
REMARK 620 6 HOH B 960   O    71.1  82.7  83.2 159.6  86.6                      
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 PO4 B 220                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG B 221                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 A 720                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 721                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 A 230                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC6                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 A 240                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1F5S   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF PHOSPHOSERINE PHOSPHATASE FROM METHANOCOCCUS    
REMARK 900 JANNASCHII                                                           
REMARK 900 RELATED ID: 1J97   RELATED DB: PDB                                   
REMARK 900 PHOSPHO-ASPARTYL INTERMEDIATE ANALOGUE OF PHOSPHOSERINE PHOSPHATASE  
REMARK 900 CLASSIFICATION HYDROLASE                                             
REMARK 900 RELATED ID: BSGCAIR30380   RELATED DB: TARGETDB                      
DBREF  1L7M A    1   211  UNP    Q58989   SERB_METJA       1    211             
DBREF  1L7M B  501   711  UNP    Q58989   SERB_METJA       1    211             
SEQADV 1L7M MSE A    1  UNP  Q58989    MET     1 MODIFIED RESIDUE               
SEQADV 1L7M MSE A   43  UNP  Q58989    MET    43 MODIFIED RESIDUE               
SEQADV 1L7M MSE A  174  UNP  Q58989    MET   174 MODIFIED RESIDUE               
SEQADV 1L7M MSE B  501  UNP  Q58989    MET     1 MODIFIED RESIDUE               
SEQADV 1L7M MSE B  543  UNP  Q58989    MET    43 MODIFIED RESIDUE               
SEQADV 1L7M MSE B  674  UNP  Q58989    MET   174 MODIFIED RESIDUE               
SEQRES   1 A  211  MSE GLU LYS LYS LYS LYS LEU ILE LEU PHE ASP PHE ASP          
SEQRES   2 A  211  SER THR LEU VAL ASN ASN GLU THR ILE ASP GLU ILE ALA          
SEQRES   3 A  211  ARG GLU ALA GLY VAL GLU GLU GLU VAL LYS LYS ILE THR          
SEQRES   4 A  211  LYS GLU ALA MSE GLU GLY LYS LEU ASN PHE GLU GLN SER          
SEQRES   5 A  211  LEU ARG LYS ARG VAL SER LEU LEU LYS ASP LEU PRO ILE          
SEQRES   6 A  211  GLU LYS VAL GLU LYS ALA ILE LYS ARG ILE THR PRO THR          
SEQRES   7 A  211  GLU GLY ALA GLU GLU THR ILE LYS GLU LEU LYS ASN ARG          
SEQRES   8 A  211  GLY TYR VAL VAL ALA VAL VAL SER GLY GLY PHE ASP ILE          
SEQRES   9 A  211  ALA VAL ASN LYS ILE LYS GLU LYS LEU GLY LEU ASP TYR          
SEQRES  10 A  211  ALA PHE ALA ASN ARG LEU ILE VAL LYS ASP GLY LYS LEU          
SEQRES  11 A  211  THR GLY ASP VAL GLU GLY GLU VAL LEU LYS GLU ASN ALA          
SEQRES  12 A  211  LYS GLY GLU ILE LEU GLU LYS ILE ALA LYS ILE GLU GLY          
SEQRES  13 A  211  ILE ASN LEU GLU ASP THR VAL ALA VAL GLY ASP GLY ALA          
SEQRES  14 A  211  ASN ASP ILE SER MSE PHE LYS LYS ALA GLY LEU LYS ILE          
SEQRES  15 A  211  ALA PHE CYS ALA LYS PRO ILE LEU LYS GLU LYS ALA ASP          
SEQRES  16 A  211  ILE CYS ILE GLU LYS ARG ASP LEU ARG GLU ILE LEU LYS          
SEQRES  17 A  211  TYR ILE LYS                                                  
SEQRES   1 B  211  MSE GLU LYS LYS LYS LYS LEU ILE LEU PHE ASP PHE ASP          
SEQRES   2 B  211  SER THR LEU VAL ASN ASN GLU THR ILE ASP GLU ILE ALA          
SEQRES   3 B  211  ARG GLU ALA GLY VAL GLU GLU GLU VAL LYS LYS ILE THR          
SEQRES   4 B  211  LYS GLU ALA MSE GLU GLY LYS LEU ASN PHE GLU GLN SER          
SEQRES   5 B  211  LEU ARG LYS ARG VAL SER LEU LEU LYS ASP LEU PRO ILE          
SEQRES   6 B  211  GLU LYS VAL GLU LYS ALA ILE LYS ARG ILE THR PRO THR          
SEQRES   7 B  211  GLU GLY ALA GLU GLU THR ILE LYS GLU LEU LYS ASN ARG          
SEQRES   8 B  211  GLY TYR VAL VAL ALA VAL VAL SER GLY GLY PHE ASP ILE          
SEQRES   9 B  211  ALA VAL ASN LYS ILE LYS GLU LYS LEU GLY LEU ASP TYR          
SEQRES  10 B  211  ALA PHE ALA ASN ARG LEU ILE VAL LYS ASP GLY LYS LEU          
SEQRES  11 B  211  THR GLY ASP VAL GLU GLY GLU VAL LEU LYS GLU ASN ALA          
SEQRES  12 B  211  LYS GLY GLU ILE LEU GLU LYS ILE ALA LYS ILE GLU GLY          
SEQRES  13 B  211  ILE ASN LEU GLU ASP THR VAL ALA VAL GLY ASP GLY ALA          
SEQRES  14 B  211  ASN ASP ILE SER MSE PHE LYS LYS ALA GLY LEU LYS ILE          
SEQRES  15 B  211  ALA PHE CYS ALA LYS PRO ILE LEU LYS GLU LYS ALA ASP          
SEQRES  16 B  211  ILE CYS ILE GLU LYS ARG ASP LEU ARG GLU ILE LEU LYS          
SEQRES  17 B  211  TYR ILE LYS                                                  
MODRES 1L7M MSE A   43  MET  SELENOMETHIONINE                                   
MODRES 1L7M MSE A  174  MET  SELENOMETHIONINE                                   
MODRES 1L7M MSE B  543  MET  SELENOMETHIONINE                                   
MODRES 1L7M MSE B  674  MET  SELENOMETHIONINE                                   
HET    MSE  A  43       8                                                       
HET    MSE  A 174       8                                                       
HET    MSE  B 543       8                                                       
HET    MSE  B 674       8                                                       
HET    PO4  A 720       5                                                       
HET     MG  A 721       1                                                       
HET    PO4  A 230       5                                                       
HET    PO4  A 240       5                                                       
HET    PO4  B 220       5                                                       
HET     MG  B 221       1                                                       
HETNAM     MSE SELENOMETHIONINE                                                 
HETNAM     PO4 PHOSPHATE ION                                                    
HETNAM      MG MAGNESIUM ION                                                    
FORMUL   1  MSE    4(C5 H11 N O2 SE)                                            
FORMUL   3  PO4    4(O4 P 3-)                                                   
FORMUL   4   MG    2(MG 2+)                                                     
FORMUL   9  HOH   *416(H2 O)                                                    
HELIX    1   1 GLU A   20  ALA A   29  1                                  10    
HELIX    2   2 VAL A   31  GLU A   44  1                                  14    
HELIX    3   3 ASN A   48  LEU A   59  1                                  12    
HELIX    4   4 PRO A   64  ARG A   74  1                                  11    
HELIX    5   5 GLY A   80  ARG A   91  1                                  12    
HELIX    6   6 ASP A  103  GLY A  114  1                                  12    
HELIX    7   7 ASN A  142  GLY A  156  1                                  15    
HELIX    8   8 ASN A  158  GLU A  160  5                                   3    
HELIX    9   9 GLY A  168  ASN A  170  5                                   3    
HELIX   10  10 ASP A  171  ALA A  178  1                                   8    
HELIX   11  11 LYS A  187  GLU A  192  1                                   6    
HELIX   12  12 ASP A  202  ILE A  210  5                                   9    
HELIX   13  13 GLU B  520  ALA B  529  1                                  10    
HELIX   14  14 VAL B  531  GLU B  544  1                                  14    
HELIX   15  15 ASN B  548  LEU B  559  1                                  12    
HELIX   16  16 PRO B  564  ARG B  574  1                                  11    
HELIX   17  17 GLY B  580  ARG B  591  1                                  12    
HELIX   18  18 ASP B  603  GLY B  614  1                                  12    
HELIX   19  19 ASN B  642  GLY B  656  1                                  15    
HELIX   20  20 ASN B  658  GLU B  660  5                                   3    
HELIX   21  21 GLY B  668  ASN B  670  5                                   3    
HELIX   22  22 ASP B  671  ALA B  678  1                                   8    
HELIX   23  23 LYS B  687  GLU B  692  1                                   6    
HELIX   24  24 ASP B  702  ILE B  710  5                                   9    
SHEET    1   A 7 LYS A 129  GLU A 135  0                                        
SHEET    2   A 7 TYR A 117  LYS A 126 -1  N  ARG A 122   O  GLU A 135           
SHEET    3   A 7 TYR A  93  PHE A 102  1  N  VAL A  97   O  PHE A 119           
SHEET    4   A 7 LYS A   6  ASP A  11  1  N  ILE A   8   O  ALA A  96           
SHEET    5   A 7 THR A 162  GLY A 166  1  O  VAL A 163   N  LEU A   9           
SHEET    6   A 7 LEU A 180  PHE A 184  1  O  ILE A 182   N  ALA A 164           
SHEET    7   A 7 ILE A 196  ILE A 198  1  O  ILE A 196   N  ALA A 183           
SHEET    1   B 7 LYS B 629  GLU B 635  0                                        
SHEET    2   B 7 TYR B 617  LYS B 626 -1  N  ARG B 622   O  GLU B 635           
SHEET    3   B 7 VAL B 594  PHE B 602  1  N  VAL B 597   O  PHE B 619           
SHEET    4   B 7 LEU B 507  PHE B 510  1  N  ILE B 508   O  VAL B 594           
SHEET    5   B 7 THR B 662  GLY B 666  1  O  VAL B 663   N  LEU B 509           
SHEET    6   B 7 LEU B 680  PHE B 684  1  O  ILE B 682   N  ALA B 664           
SHEET    7   B 7 ILE B 696  ILE B 698  1  O  ILE B 696   N  ALA B 683           
LINK         C   ALA A  42                 N   MSE A  43     1555   1555  1.33  
LINK         C   MSE A  43                 N   GLU A  44     1555   1555  1.33  
LINK         C   SER A 173                 N   MSE A 174     1555   1555  1.33  
LINK         C   MSE A 174                 N   PHE A 175     1555   1555  1.32  
LINK         C   ALA B 542                 N   MSE B 543     1555   1555  1.33  
LINK         C   MSE B 543                 N   GLU B 544     1555   1555  1.33  
LINK         C   SER B 673                 N   MSE B 674     1555   1555  1.33  
LINK         C   MSE B 674                 N   PHE B 675     1555   1555  1.33  
LINK         OD1BASP A  11                MG    MG A 721     1555   1555  2.28  
LINK         O   ASP A  13                MG    MG A 721     1555   1555  2.36  
LINK         OD2 ASP A 167                MG    MG A 721     1555   1555  2.25  
LINK         O2  PO4 A 720                MG    MG A 721     1555   1555  2.41  
LINK        MG    MG A 721                 O   HOH A 956     1555   1555  2.62  
LINK         O1  PO4 B 220                MG    MG B 221     1555   1555  2.37  
LINK        MG    MG B 221                 OD2AASP B 511     1555   1555  2.11  
LINK        MG    MG B 221                 OD2BASP B 511     1555   1555  2.47  
LINK        MG    MG B 221                 O   ASP B 513     1555   1555  2.45  
LINK        MG    MG B 221                 OD2 ASP B 667     1555   1555  2.27  
LINK        MG    MG B 221                 O   HOH B 960     1555   1555  2.58  
SITE     1 AC1 11  MG B 221  ASP B 511  PHE B 512  ASP B 513                    
SITE     2 AC1 11 SER B 599  GLY B 600  GLY B 601  LYS B 644                    
SITE     3 AC1 11 ASN B 670  HOH B 857  HOH B 960                               
SITE     1 AC2  5 PO4 B 220  ASP B 511  ASP B 513  ASP B 667                    
SITE     2 AC2  5 HOH B 960                                                     
SITE     1 AC3 10 ASP A  11  PHE A  12  ASP A  13  SER A  99                    
SITE     2 AC3 10 GLY A 100  LYS A 144  ASN A 170   MG A 721                    
SITE     3 AC3 10 HOH A 831  HOH A 956                                          
SITE     1 AC4  6 ASP A  11  ASP A  13  SER A  14  ASP A 167                    
SITE     2 AC4  6 PO4 A 720  HOH A 956                                          
SITE     1 AC5  6 ASN A  48  GLU A  50  HOH A 815  HOH A 832                    
SITE     2 AC5  6 HOH A 939  LYS B 504                                          
SITE     1 AC6  8 ASN A 107  LYS A 110  GLU A 111  LYS A 191                    
SITE     2 AC6  8 CYS A 197  GLU A 199  HOH A 870  HOH A1099                    
CRYST1   69.073   70.270   90.924  90.00  90.00  90.00 P 21 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      0.014477  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.014231  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.010998        0.00000