HEADER    HYDROLASE                               01-FEB-00   1EEN              
TITLE     CRYSTAL STRUCTURE OF PROTEIN TYROSINE PHOSPHATASE 1B COMPLEXED WITH   
TITLE    2 ACETYL-D-A-D-BPA-PTYR-L-I-P-Q-Q-G                                    
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: PROTEIN TYROSINE PHOSPHATASE 1B;                           
COMPND   3 CHAIN: A;                                                            
COMPND   4 FRAGMENT: RESIDUES 1-321;                                            
COMPND   5 SYNONYM: PTP1B;                                                      
COMPND   6 EC: 3.1.3.48;                                                        
COMPND   7 ENGINEERED: YES;                                                     
COMPND   8 MUTATION: YES;                                                       
COMPND   9 MOL_ID: 2;                                                           
COMPND  10 MOLECULE: ALA-ASP-PBF-PTR-LEU-ILE-PRO;                               
COMPND  11 CHAIN: B;                                                            
COMPND  12 ENGINEERED: YES;                                                     
COMPND  13 OTHER_DETAILS: CHEMICALLY SYNTHESIZED                                
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3);                       
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE   7 EXPRESSION_SYSTEM_STRAIN: BL21 (DE3);                                
SOURCE   8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   9 EXPRESSION_SYSTEM_PLASMID: PUC118-PTP1B-C215S;                       
SOURCE  10 MOL_ID: 2;                                                           
SOURCE  11 SYNTHETIC: YES                                                       
KEYWDS    HYDROLASE, ACETYLATION, PHOSPHORYLATION, INHIBITION                   
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    Y.A.PUIUS,Y.ZHAO,S.C.ALMO,Z.Y.ZHANG                                   
REVDAT   5   15-NOV-23 1EEN    1       REMARK                                   
REVDAT   4   09-AUG-23 1EEN    1       REMARK                                   
REVDAT   3   03-NOV-21 1EEN    1       REMARK SEQADV LINK                       
REVDAT   2   24-FEB-09 1EEN    1       VERSN                                    
REVDAT   1   01-FEB-01 1EEN    0                                                
JRNL        AUTH   M.SARMIENTO,Y.A.PUIUS,S.W.VETTER,Y.F.KENG,L.WU,Y.ZHAO,       
JRNL        AUTH 2 D.S.LAWRENCE,S.C.ALMO,Z.Y.ZHANG                              
JRNL        TITL   STRUCTURAL BASIS OF PLASTICITY IN PROTEIN TYROSINE           
JRNL        TITL 2 PHOSPHATASE 1B SUBSTRATE RECOGNITION.                        
JRNL        REF    BIOCHEMISTRY                  V.  39  8171 2000              
JRNL        REFN                   ISSN 0006-2960                               
JRNL        PMID   10889023                                                     
JRNL        DOI    10.1021/BI000319W                                            
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   S.W.VETTER,Y.F.KENG,D.S.LAWRENCE,Z.Y.ZHANG                   
REMARK   1  TITL   ASSESSMENT OF PROTEIN-TYROSINE PHOSPHATASE 1B SPECIFICITY    
REMARK   1  TITL 2 USING "INVERSE ALANINE SCANNING"                             
REMARK   1  REF    J.BIOL.CHEM.                  V. 275  2265 2000              
REMARK   1  REFN                   ISSN 0021-9258                               
REMARK   1  DOI    10.1074/JBC.275.4.2265                                       
REMARK   1 REFERENCE 2                                                          
REMARK   1  AUTH   M.SARMIENTO,Y.ZHAO,S.J.GORDON,Z.Y.ZHANG                      
REMARK   1  TITL   MOLECULAR BASIS OF SUBSTRATE SPECIFICITY OF PROTEIN-TYROSINE 
REMARK   1  TITL 2 PHOSPHATASE 1B                                               
REMARK   1  REF    J.BIOL.CHEM.                  V. 273 26368 1998              
REMARK   1  REFN                   ISSN 0021-9258                               
REMARK   1  DOI    10.1074/JBC.273.41.26368                                     
REMARK   1 REFERENCE 3                                                          
REMARK   1  AUTH   Z.Y.ZHANG,A.B.WALSH,L.WU,D.J.MCNAMARA,E.M.DOBRUSIN,          
REMARK   1  AUTH 2 W.T.MILLER                                                   
REMARK   1  TITL   DETERMINANTS OF SUBSTRATE RECOGNITION IN THE PROTEIN         
REMARK   1  TITL 2 TYROSINE PHOSPHATASE, PTP1                                   
REMARK   1  REF    J.BIOL.CHEM.                  V. 271  5386 1996              
REMARK   1  REFN                   ISSN 0021-9258                               
REMARK   1  DOI    10.1074/JBC.271.10.5386                                      
REMARK   1 REFERENCE 4                                                          
REMARK   1  AUTH   Y.A.PUIUS,Y.ZHAO,M.SULLIVAN,D.S.LAWRENCE,S.C.ALMO,Z.Y.ZHANG  
REMARK   1  TITL   IDENTIFICATION OF A SECOND ARYL PHOSPHATE-BINDING SITE IN    
REMARK   1  TITL 2 PROTEIN-TYROSINE PHOSPHATASE 1B: A PARADIGM FOR INHIBITOR    
REMARK   1  TITL 3 DESIGN                                                       
REMARK   1  REF    PROC.NATL.ACAD.SCI.USA        V.  94 13420 1997              
REMARK   1  REFN                   ISSN 0027-8424                               
REMARK   1  DOI    10.1073/PNAS.94.25.13420                                     
REMARK   1 REFERENCE 5                                                          
REMARK   1  AUTH   Z.JIA,D.BARFORD,A.J.FLINT,N.K.TONKS                          
REMARK   1  TITL   STRUCTURAL BASIS FOR PHOSPHOTYROSINE PEPTIDE RECOGNITION BY  
REMARK   1  TITL 2 PROTEIN TYROSINE PHOSPHATASE 1B                              
REMARK   1  REF    SCIENCE                       V. 268  1754 1995              
REMARK   1  REFN                   ISSN 0036-8075                               
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.90 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS 0.9                                              
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 : ENGH & HUBER                                    
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.90                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 19.78                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : 414834.320                     
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : 0.0000                         
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 93.5                           
REMARK   3   NUMBER OF REFLECTIONS             : 32081                          
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) : 0.188                           
REMARK   3   FREE R VALUE                     : 0.217                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.100                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1641                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : 0.005                           
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 10                           
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 1.90                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.97                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 64.40                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 2070                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2820                       
REMARK   3   BIN FREE R VALUE                    : 0.3640                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 5.20                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 114                          
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.034                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2512                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 9                                       
REMARK   3   SOLVENT ATOMS            : 300                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 16.10                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 34.40                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 10.60000                                             
REMARK   3    B22 (A**2) : 3.70000                                              
REMARK   3    B33 (A**2) : -14.30000                                            
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) : 0.20                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.22                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : 5.00                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : 0.24                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : 0.21                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.010                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.400                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 23.00                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 0.900                           
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : RESTRAINED                                
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : 1.360 ; 1.500                
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : 2.250 ; 2.000                
REMARK   3   SIDE-CHAIN BOND              (A**2) : 1.840 ; 2.000                
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : 2.800 ; 2.500                
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : FLAT MODEL                                           
REMARK   3   KSOL        : 0.40                                                 
REMARK   3   BSOL        : 60.02                                                
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  : PROTEIN_REP.PA                                 
REMARK   3  PARAMETER FILE  2  : BPAPEP.PAR                                     
REMARK   3  PARAMETER FILE  3  : WATER_REP.PARA                                 
REMARK   3  PARAMETER FILE  4  : ION.PARAM                                      
REMARK   3  PARAMETER FILE  5  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : PROTEIN.TOP                                    
REMARK   3  TOPOLOGY FILE  2   : BPAPEP.TOP                                     
REMARK   3  TOPOLOGY FILE  3   : WATER.TOP                                      
REMARK   3  TOPOLOGY FILE  4   : ION.TOP                                        
REMARK   3  TOPOLOGY FILE  5   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: ONLY 8 OUT OF TWELVE PEPTIDE RESIDUES     
REMARK   3  ARE VISIBLE                                                         
REMARK   4                                                                      
REMARK   4 1EEN COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 23-FEB-00.                  
REMARK 100 THE DEPOSITION ID IS D_1000010500.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : MAY-96                             
REMARK 200  TEMPERATURE           (KELVIN) : 140                                
REMARK 200  PH                             : 7.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : NSLS                               
REMARK 200  BEAMLINE                       : X9B                                
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.20                               
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : FUJI                               
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 32272                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.900                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 90.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 93.3                               
REMARK 200  DATA REDUNDANCY                : NULL                               
REMARK 200  R MERGE                    (I) : 0.03500                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 20.7000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.90                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.97                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 63.7                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.13100                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 4.800                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: AMORE                                                 
REMARK 200 STARTING MODEL: PDB ENTRY 1AAX                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 55.64                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.77                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: PH 7.5                                   
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21                       
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X+1/2,-Y,Z+1/2                                         
REMARK 290       3555   -X,Y+1/2,-Z+1/2                                         
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       33.17400            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       44.23300            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       36.27200            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       44.23300            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       33.17400            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       36.27200            
REMARK 290   SMTRY3   4  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: DIMERIC                           
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 1030 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 14010 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -13.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, 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     GLU A   300                                                      
REMARK 465     PRO A   301                                                      
REMARK 465     PRO A   302                                                      
REMARK 465     PRO A   303                                                      
REMARK 465     GLU A   304                                                      
REMARK 465     HIS A   305                                                      
REMARK 465     ILE A   306                                                      
REMARK 465     PRO A   307                                                      
REMARK 465     PRO A   308                                                      
REMARK 465     PRO A   309                                                      
REMARK 465     PRO A   310                                                      
REMARK 465     ARG A   311                                                      
REMARK 465     PRO A   312                                                      
REMARK 465     PRO A   313                                                      
REMARK 465     LYS A   314                                                      
REMARK 465     ARG A   315                                                      
REMARK 465     ILE A   316                                                      
REMARK 465     LEU A   317                                                      
REMARK 465     GLU A   318                                                      
REMARK 465     PRO A   319                                                      
REMARK 465     HIS A   320                                                      
REMARK 465     ASN A   321                                                      
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    ASP A  63      -77.68    -57.83                                   
REMARK 500    SER A 215     -145.96   -139.21                                   
REMARK 500    ILE A 219      -34.25   -139.50                                   
REMARK 500    ILE A 261      110.55     76.76                                   
REMARK 500    ASP A 284       94.27    -62.62                                   
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 322  MG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HOH A 340   O                                                      
REMARK 620 2 HOH A 365   O   172.4                                              
REMARK 620 3 HOH A 403   O    89.0  84.0                                        
REMARK 620 4 HOH A 442   O    94.7  91.2 163.9                                  
REMARK 620 5 HOH A 499   O    82.7  99.5  84.6 111.4                            
REMARK 620 6 HOH A 553   O    89.4  87.9  90.8  73.6 170.9                      
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 MG A 322                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ACY A 323                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ACY A 324                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1EEO   RELATED DB: PDB                                   
REMARK 900 1EEO CONTAINS THE SAME PROTEIN COMPLEXED WITH ACETYL-E-L-E-F-PTYR-M- 
REMARK 900 D-Y-E-NH2                                                            
DBREF  1EEN A    1   321  UNP    P18031   PTN1_HUMAN       1    321             
DBREF  1EEN B    1     7  PDB    1EEN     1EEN             1      7             
SEQADV 1EEN SER A  215  UNP  P18031    CYS   215 ENGINEERED MUTATION            
SEQRES   1 A  321  MET GLU MET GLU LYS GLU PHE GLU GLN ILE ASP LYS SER          
SEQRES   2 A  321  GLY SER TRP ALA ALA ILE TYR GLN ASP ILE ARG HIS GLU          
SEQRES   3 A  321  ALA SER ASP PHE PRO CYS ARG VAL ALA LYS LEU PRO LYS          
SEQRES   4 A  321  ASN LYS ASN ARG ASN ARG TYR ARG ASP VAL SER PRO PHE          
SEQRES   5 A  321  ASP HIS SER ARG ILE LYS LEU HIS GLN GLU ASP ASN ASP          
SEQRES   6 A  321  TYR ILE ASN ALA SER LEU ILE LYS MET GLU GLU ALA GLN          
SEQRES   7 A  321  ARG SER TYR ILE LEU THR GLN GLY PRO LEU PRO ASN THR          
SEQRES   8 A  321  CYS GLY HIS PHE TRP GLU MET VAL TRP GLU GLN LYS SER          
SEQRES   9 A  321  ARG GLY VAL VAL MET LEU ASN ARG VAL MET GLU LYS GLY          
SEQRES  10 A  321  SER LEU LYS CYS ALA GLN TYR TRP PRO GLN LYS GLU GLU          
SEQRES  11 A  321  LYS GLU MET ILE PHE GLU ASP THR ASN LEU LYS LEU THR          
SEQRES  12 A  321  LEU ILE SER GLU ASP ILE LYS SER TYR TYR THR VAL ARG          
SEQRES  13 A  321  GLN LEU GLU LEU GLU ASN LEU THR THR GLN GLU THR ARG          
SEQRES  14 A  321  GLU ILE LEU HIS PHE HIS TYR THR THR TRP PRO ASP PHE          
SEQRES  15 A  321  GLY VAL PRO GLU SER PRO ALA SER PHE LEU ASN PHE LEU          
SEQRES  16 A  321  PHE LYS VAL ARG GLU SER GLY SER LEU SER PRO GLU HIS          
SEQRES  17 A  321  GLY PRO VAL VAL VAL HIS SER SER ALA GLY ILE GLY ARG          
SEQRES  18 A  321  SER GLY THR PHE CYS LEU ALA ASP THR CYS LEU LEU LEU          
SEQRES  19 A  321  MET ASP LYS ARG LYS ASP PRO SER SER VAL ASP ILE LYS          
SEQRES  20 A  321  LYS VAL LEU LEU GLU MET ARG LYS PHE ARG MET GLY LEU          
SEQRES  21 A  321  ILE GLN THR ALA ASP GLN LEU ARG PHE SER TYR LEU ALA          
SEQRES  22 A  321  VAL ILE GLU GLY ALA LYS PHE ILE MET GLY ASP SER SER          
SEQRES  23 A  321  VAL GLN ASP GLN TRP LYS GLU LEU SER HIS GLU ASP LEU          
SEQRES  24 A  321  GLU PRO PRO PRO GLU HIS ILE PRO PRO PRO PRO ARG PRO          
SEQRES  25 A  321  PRO LYS ARG ILE LEU GLU PRO HIS ASN                          
SEQRES   1 B    7  ALA ASP PBF PTR LEU ILE PRO                                  
MODRES 1EEN PBF B    3  PHE  PARA-(BENZOYL)-PHENYLALANINE                       
MODRES 1EEN PTR B    4  TYR  O-PHOSPHOTYROSINE                                  
HET    PBF  B   3      18                                                       
HET    PTR  B   4      16                                                       
HET     MG  A 322       1                                                       
HET    ACY  A 323       4                                                       
HET    ACY  A 324       4                                                       
HETNAM     PBF PARA-(BENZOYL)-PHENYLALANINE                                     
HETNAM     PTR O-PHOSPHOTYROSINE                                                
HETNAM      MG MAGNESIUM ION                                                    
HETNAM     ACY ACETIC ACID                                                      
HETSYN     PTR PHOSPHONOTYROSINE                                                
FORMUL   2  PBF    C16 H15 N O3                                                 
FORMUL   2  PTR    C9 H12 N O6 P                                                
FORMUL   3   MG    MG 2+                                                        
FORMUL   4  ACY    2(C2 H4 O2)                                                  
FORMUL   6  HOH   *300(H2 O)                                                    
HELIX    1   1 GLU A    2  SER A   13  1                                  12    
HELIX    2   2 SER A   15  ALA A   27  1                                  13    
HELIX    3   3 LEU A   37  ASN A   44  5                                   8    
HELIX    4   4 PHE A   52  HIS A   54  5                                   3    
HELIX    5   5 THR A   91  GLN A  102  1                                  12    
HELIX    6   6 SER A  187  SER A  201  1                                  15    
HELIX    7   7 ILE A  219  ARG A  238  1                                  20    
HELIX    8   8 ASP A  240  VAL A  244  5                                   5    
HELIX    9   9 ASP A  245  ARG A  254  1                                  10    
HELIX   10  10 THR A  263  GLY A  283  1                                  21    
HELIX   11  11 SER A  286  HIS A  296  1                                  11    
SHEET    1   A 9 ARG A  56  LYS A  58  0                                        
SHEET    2   A 9 TYR A  66  MET A  74 -1  N  ILE A  67   O  ILE A  57           
SHEET    3   A 9 ARG A  79  THR A  84 -1  O  ARG A  79   N  MET A  74           
SHEET    4   A 9 VAL A 211  HIS A 214  1  O  VAL A 211   N  ILE A  82           
SHEET    5   A 9 GLY A 106  MET A 109  1  O  GLY A 106   N  VAL A 212           
SHEET    6   A 9 THR A 168  TYR A 176  1  O  LEU A 172   N  VAL A 107           
SHEET    7   A 9 TYR A 153  ASN A 162 -1  O  THR A 154   N  HIS A 175           
SHEET    8   A 9 LEU A 140  ILE A 149 -1  O  LYS A 141   N  GLU A 161           
SHEET    9   A 9 MET A 133  PHE A 135 -1  N  MET A 133   O  LEU A 142           
SHEET    1   B 2 MET A 114  GLU A 115  0                                        
SHEET    2   B 2 SER A 118  LEU A 119 -1  O  SER A 118   N  GLU A 115           
LINK         C   ASP B   2                 N   PBF B   3     1555   1555  1.32  
LINK         C   PBF B   3                 N   PTR B   4     1555   1555  1.33  
LINK         C   PTR B   4                 N   LEU B   5     1555   1555  1.33  
LINK        MG    MG A 322                 O   HOH A 340     1555   1555  2.00  
LINK        MG    MG A 322                 O   HOH A 365     1555   1555  2.07  
LINK        MG    MG A 322                 O   HOH A 403     1555   1555  2.04  
LINK        MG    MG A 322                 O   HOH A 442     1555   1555  2.02  
LINK        MG    MG A 322                 O   HOH A 499     1555   1555  1.96  
LINK        MG    MG A 322                 O   HOH A 553     1555   1555  2.34  
SITE     1 AC1  6 HOH A 340  HOH A 365  HOH A 403  HOH A 442                    
SITE     2 AC1  6 HOH A 499  HOH A 553                                          
SITE     1 AC2  5 ARG A 199  GLY A 202  LEU A 204  SER A 205                    
SITE     2 AC2  5 HOH A 375                                                     
SITE     1 AC3  5 TYR A  20  ARG A  24  ARG A 254  GLN A 262                    
SITE     2 AC3  5 LEU B   5                                                     
CRYST1   66.348   72.544   88.466  90.00  90.00  90.00 P 21 21 21    4          
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      0.015072  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.013785  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.011304        0.00000