HEADER    CARBON-OXYGEN LYASE                     18-MAY-98   1BEU              
TITLE     TRP SYNTHASE (D60N-IPP-SER) WITH K+                                   
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: TRYPTOPHAN SYNTHASE;                                       
COMPND   3 CHAIN: A;                                                            
COMPND   4 EC: 4.2.1.20;                                                        
COMPND   5 ENGINEERED: YES;                                                     
COMPND   6 MUTATION: YES;                                                       
COMPND   7 OTHER_DETAILS: LIGAND INDOLE-3-PROPANOL PHOSPHATE BOUND TO THE A-    
COMPND   8 SUBUNIT AND L-SERINE BOUND TO THE B-SUBUNIT;                         
COMPND   9 MOL_ID: 2;                                                           
COMPND  10 MOLECULE: TRYPTOPHAN SYNTHASE;                                       
COMPND  11 CHAIN: B;                                                            
COMPND  12 EC: 4.2.1.20;                                                        
COMPND  13 ENGINEERED: YES;                                                     
COMPND  14 MUTATION: YES;                                                       
COMPND  15 OTHER_DETAILS: LIGAND INDOLE-3-PROPANOL PHOSPHATE BOUND TO THE A-    
COMPND  16 SUBUNIT AND L-SERINE BOUND TO THE B-SUBUNIT                          
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: SALMONELLA TYPHIMURIUM;                         
SOURCE   3 ORGANISM_TAXID: 602;                                                 
SOURCE   4 CELL_LINE: CB149;                                                    
SOURCE   5 GENE: TRPA/TRPB;                                                     
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   8 EXPRESSION_SYSTEM_CELL_LINE: CB149;                                  
SOURCE   9 EXPRESSION_SYSTEM_PLASMID: PSTB7;                                    
SOURCE  10 EXPRESSION_SYSTEM_GENE: TRPA/TRPB;                                   
SOURCE  11 MOL_ID: 2;                                                           
SOURCE  12 ORGANISM_SCIENTIFIC: SALMONELLA TYPHIMURIUM;                         
SOURCE  13 ORGANISM_TAXID: 602;                                                 
SOURCE  14 CELL_LINE: CB149;                                                    
SOURCE  15 GENE: TRPA/TRPB;                                                     
SOURCE  16 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE  17 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE  18 EXPRESSION_SYSTEM_CELL_LINE: CB149;                                  
SOURCE  19 EXPRESSION_SYSTEM_PLASMID: PSTB7;                                    
SOURCE  20 EXPRESSION_SYSTEM_GENE: TRPA/TRPB                                    
KEYWDS    CARBON-OXYGEN LYASE, MUTATION D60N IN A-SUBUNIT, INDOLE-3-PROPANOL    
KEYWDS   2 PHOSPHATE IN A-SUBUNIT, L-SERINE IN B-SUBUNIT                        
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    S.RHEE,A.MOZZARELLI,E.W.MILES,D.R.DAVIES                              
REVDAT   5   07-FEB-24 1BEU    1       REMARK                                   
REVDAT   4   03-NOV-21 1BEU    1       REMARK SEQADV LINK                       
REVDAT   3   24-FEB-09 1BEU    1       VERSN                                    
REVDAT   2   01-APR-03 1BEU    1       JRNL                                     
REVDAT   1   12-AUG-98 1BEU    0                                                
JRNL        AUTH   S.RHEE,E.W.MILES,A.MOZZARELLI,D.R.DAVIES                     
JRNL        TITL   CRYOCRYSTALLOGRAPHY AND MICROSPECTROPHOTOMETRY OF A MUTANT   
JRNL        TITL 2 (ALPHA D60N) TRYPTOPHAN SYNTHASE ALPHA 2 BETA 2 COMPLEX      
JRNL        TITL 3 REVEALS ALLOSTERIC ROLES OF ALPHA ASP60.                     
JRNL        REF    BIOCHEMISTRY                  V.  37 10653 1998              
JRNL        REFN                   ISSN 0006-2960                               
JRNL        PMID   9692955                                                      
JRNL        DOI    10.1021/BI980779D                                            
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.90 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : X-PLOR                                               
REMARK   3   AUTHORS     : BRUNGER                                              
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.90                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 8.00                           
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 2.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : 100000.000                     
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : 0.1000                         
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 80.3                           
REMARK   3   NUMBER OF REFLECTIONS             : 45259                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : RFREE                           
REMARK   3   FREE R VALUE TEST SET SELECTION  : X-PLOR                          
REMARK   3   R VALUE            (WORKING SET) : 0.219                           
REMARK   3   FREE R VALUE                     : 0.278                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 10.000                          
REMARK   3   FREE R VALUE TEST SET COUNT      : 4932                            
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           : 8                            
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 1.90                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.99                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 47.70                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 3356                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2910                       
REMARK   3   BIN FREE R VALUE                    : 0.3170                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 4.80                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 341                          
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            : 4866                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 40                                      
REMARK   3   SOLVENT ATOMS            : 327                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 18.80                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 24.00                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : NULL                                                 
REMARK   3    B22 (A**2) : NULL                                                 
REMARK   3    B33 (A**2) : NULL                                                 
REMARK   3    B12 (A**2) : NULL                                                 
REMARK   3    B13 (A**2) : NULL                                                 
REMARK   3    B23 (A**2) : NULL                                                 
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : 0.27                            
REMARK   3   ESD FROM SIGMAA              (A) : NULL                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : 8.00                            
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) : 0.007                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.620                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 22.30                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 1.180                           
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  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  : PARHCSDX.PRO                                   
REMARK   3  PARAMETER FILE  2  : NULL                                           
REMARK   3  PARAMETER FILE  3  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : TOPHCSDX.PRO                                   
REMARK   3  TOPOLOGY FILE  2   : NULL                                           
REMARK   3  TOPOLOGY FILE  3   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1BEU COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL.                                
REMARK 100 THE DEPOSITION ID IS D_1000171672.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : APR-96                             
REMARK 200  TEMPERATURE           (KELVIN) : 96                                 
REMARK 200  PH                             : 7.8                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : N                                  
REMARK 200  RADIATION SOURCE               : ROTATING ANODE                     
REMARK 200  BEAMLINE                       : NULL                               
REMARK 200  X-RAY GENERATOR MODEL          : RIGAKU RUH2R                       
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.5418                             
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : MIRRORS                            
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : RIGAKU RAXIS IIC                   
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 49728                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.900                              
REMARK 200  RESOLUTION RANGE LOW       (A) : NULL                               
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : -3.000                             
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 87.0                               
REMARK 200  DATA REDUNDANCY                : 4.500                              
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : 0.05000                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 16.6000                            
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) : 2.00                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 63.3                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 1.90                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : 0.28200                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 5.000                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: NULL                                           
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: ISOMORPHOUS WITH PDB ENTRY   
REMARK 200  1WSY                                                                
REMARK 200 SOFTWARE USED: X-PLOR                                                
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 48.00                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.40                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 50MM NABICINE (PH 7.8), 1MM NA-EDTA,     
REMARK 280  0.8-1.5MM SPERMINE, 12% PEG8000                                     
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1                          
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       91.15000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       29.85000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   4 -1.000000  0.000000  0.000000       91.15000            
REMARK 290   SMTRY2   4  0.000000  1.000000  0.000000       29.85000            
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: TETRAMERIC                        
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 350   BIOMT1   2 -1.000000  0.000000  0.000000      182.30000            
REMARK 350   BIOMT2   2  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   2  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     LEU A   177                                                      
REMARK 465     SER A   178                                                      
REMARK 465     ARG A   179                                                      
REMARK 465     SER A   180                                                      
REMARK 465     GLY A   181                                                      
REMARK 465     VAL A   182                                                      
REMARK 465     THR A   183                                                      
REMARK 465     GLY A   184                                                      
REMARK 465     ALA A   185                                                      
REMARK 465     GLU A   186                                                      
REMARK 465     ASN A   187                                                      
REMARK 465     ARG A   188                                                      
REMARK 465     GLY A   189                                                      
REMARK 465     ALA A   190                                                      
REMARK 465     LEU A   191                                                      
REMARK 465     MET B     1                                                      
REMARK 465     THR B     2                                                      
REMARK 465     LYS B   392                                                      
REMARK 465     ALA B   393                                                      
REMARK 465     ARG B   394                                                      
REMARK 465     GLY B   395                                                      
REMARK 465     LEU B   396                                                      
REMARK 465     ILE B   397                                                      
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    GLY B 111   N   -  CA  -  C   ANGL. DEV. = -15.0 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    PRO A  57       69.72    -66.33                                   
REMARK 500    LEU A  58      -38.05    -38.58                                   
REMARK 500    ASN A 108      -69.30    -24.31                                   
REMARK 500    ASN A 157       45.92    -90.02                                   
REMARK 500    GLN B 142       46.81   -107.98                                   
REMARK 500    THR B 165     -168.23   -129.08                                   
REMARK 500    ALA B 191       49.26    -81.94                                   
REMARK 500    ALA B 242      -61.06    -29.07                                   
REMARK 500    ALA B 269       65.30   -116.81                                   
REMARK 500    PRO B 307        1.02    -66.80                                   
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                               K B 400   K                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 GLY B 232   O                                                      
REMARK 620 2 GLY B 268   O   136.5                                              
REMARK 620 3 PHE B 306   O   115.7 101.7                                        
REMARK 620 4 SER B 308   O    77.2 135.3  77.0                                  
REMARK 620 5 HOH B 454   O    80.4  65.8 163.3 103.8                            
REMARK 620 N                    1     2     3     4                             
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: NUA                                                 
REMARK 800 EVIDENCE_CODE: UNKNOWN                                               
REMARK 800 SITE_DESCRIPTION: SUBSTRATE ANALOG BOUND TO THE ALPHA ACTIVE SITE.   
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: NUB                                                 
REMARK 800 EVIDENCE_CODE: UNKNOWN                                               
REMARK 800 SITE_DESCRIPTION: REACTION INTERMEDIATE BOUND TO THE BETA ACTIVE     
REMARK 800  SITE.                                                               
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE K B 400                   
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE IPL A 273                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PLS B 398                 
DBREF  1BEU A    1   268  UNP    P00929   TRPA_SALTY       1    268             
DBREF  1BEU B    2   397  UNP    P0A2K1   TRPB_SALTY       1    396             
SEQADV 1BEU ASN A   60  UNP  P00929    ASP    60 ENGINEERED MUTATION            
SEQADV 1BEU LEU B  396  UNP  P0A2K1    GLU   395 CONFLICT                       
SEQRES   1 A  268  MET GLU ARG TYR GLU ASN LEU PHE ALA GLN LEU ASN ASP          
SEQRES   2 A  268  ARG ARG GLU GLY ALA PHE VAL PRO PHE VAL THR LEU GLY          
SEQRES   3 A  268  ASP PRO GLY ILE GLU GLN SER LEU LYS ILE ILE ASP THR          
SEQRES   4 A  268  LEU ILE ASP ALA GLY ALA ASP ALA LEU GLU LEU GLY VAL          
SEQRES   5 A  268  PRO PHE SER ASP PRO LEU ALA ASN GLY PRO THR ILE GLN          
SEQRES   6 A  268  ASN ALA ASN LEU ARG ALA PHE ALA ALA GLY VAL THR PRO          
SEQRES   7 A  268  ALA GLN CYS PHE GLU MET LEU ALA LEU ILE ARG GLU LYS          
SEQRES   8 A  268  HIS PRO THR ILE PRO ILE GLY LEU LEU MET TYR ALA ASN          
SEQRES   9 A  268  LEU VAL PHE ASN ASN GLY ILE ASP ALA PHE TYR ALA ARG          
SEQRES  10 A  268  CYS GLU GLN VAL GLY VAL ASP SER VAL LEU VAL ALA ASP          
SEQRES  11 A  268  VAL PRO VAL GLU GLU SER ALA PRO PHE ARG GLN ALA ALA          
SEQRES  12 A  268  LEU ARG HIS ASN ILE ALA PRO ILE PHE ILE CYS PRO PRO          
SEQRES  13 A  268  ASN ALA ASP ASP ASP LEU LEU ARG GLN VAL ALA SER TYR          
SEQRES  14 A  268  GLY ARG GLY TYR THR TYR LEU LEU SER ARG SER GLY VAL          
SEQRES  15 A  268  THR GLY ALA GLU ASN ARG GLY ALA LEU PRO LEU HIS HIS          
SEQRES  16 A  268  LEU ILE GLU LYS LEU LYS GLU TYR HIS ALA ALA PRO ALA          
SEQRES  17 A  268  LEU GLN GLY PHE GLY ILE SER SER PRO GLU GLN VAL SER          
SEQRES  18 A  268  ALA ALA VAL ARG ALA GLY ALA ALA GLY ALA ILE SER GLY          
SEQRES  19 A  268  SER ALA ILE VAL LYS ILE ILE GLU LYS ASN LEU ALA SER          
SEQRES  20 A  268  PRO LYS GLN MET LEU ALA GLU LEU ARG SER PHE VAL SER          
SEQRES  21 A  268  ALA MET LYS ALA ALA SER ARG ALA                              
SEQRES   1 B  397  MET THR THR LEU LEU ASN PRO TYR PHE GLY GLU PHE GLY          
SEQRES   2 B  397  GLY MET TYR VAL PRO GLN ILE LEU MET PRO ALA LEU ASN          
SEQRES   3 B  397  GLN LEU GLU GLU ALA PHE VAL ARG ALA GLN LYS ASP PRO          
SEQRES   4 B  397  GLU PHE GLN ALA GLN PHE ALA ASP LEU LEU LYS ASN TYR          
SEQRES   5 B  397  ALA GLY ARG PRO THR ALA LEU THR LYS CYS GLN ASN ILE          
SEQRES   6 B  397  THR ALA GLY THR ARG THR THR LEU TYR LEU LYS ARG GLU          
SEQRES   7 B  397  ASP LEU LEU HIS GLY GLY ALA HIS LYS THR ASN GLN VAL          
SEQRES   8 B  397  LEU GLY GLN ALA LEU LEU ALA LYS ARG MET GLY LYS SER          
SEQRES   9 B  397  GLU ILE ILE ALA GLU THR GLY ALA GLY GLN HIS GLY VAL          
SEQRES  10 B  397  ALA SER ALA LEU ALA SER ALA LEU LEU GLY LEU LYS CYS          
SEQRES  11 B  397  ARG ILE TYR MET GLY ALA LYS ASP VAL GLU ARG GLN SER          
SEQRES  12 B  397  PRO ASN VAL PHE ARG MET ARG LEU MET GLY ALA GLU VAL          
SEQRES  13 B  397  ILE PRO VAL HIS SER GLY SER ALA THR LEU LYS ASP ALA          
SEQRES  14 B  397  CYS ASN GLU ALA LEU ARG ASP TRP SER GLY SER TYR GLU          
SEQRES  15 B  397  THR ALA HIS TYR MET LEU GLY THR ALA ALA GLY PRO HIS          
SEQRES  16 B  397  PRO TYR PRO THR ILE VAL ARG GLU PHE GLN ARG MET ILE          
SEQRES  17 B  397  GLY GLU GLU THR LYS ALA GLN ILE LEU ASP LYS GLU GLY          
SEQRES  18 B  397  ARG LEU PRO ASP ALA VAL ILE ALA CYS VAL GLY GLY GLY          
SEQRES  19 B  397  SER ASN ALA ILE GLY MET PHE ALA ASP PHE ILE ASN ASP          
SEQRES  20 B  397  THR SER VAL GLY LEU ILE GLY VAL GLU PRO GLY GLY HIS          
SEQRES  21 B  397  GLY ILE GLU THR GLY GLU HIS GLY ALA PRO LEU LYS HIS          
SEQRES  22 B  397  GLY ARG VAL GLY ILE TYR PHE GLY MET LYS ALA PRO MET          
SEQRES  23 B  397  MET GLN THR ALA ASP GLY GLN ILE GLU GLU SER TYR SER          
SEQRES  24 B  397  ILE SER ALA GLY LEU ASP PHE PRO SER VAL GLY PRO GLN          
SEQRES  25 B  397  HIS ALA TYR LEU ASN SER ILE GLY ARG ALA ASP TYR VAL          
SEQRES  26 B  397  SER ILE THR ASP ASP GLU ALA LEU GLU ALA PHE LYS THR          
SEQRES  27 B  397  LEU CYS ARG HIS GLU GLY ILE ILE PRO ALA LEU GLU SER          
SEQRES  28 B  397  SER HIS ALA LEU ALA HIS ALA LEU LYS MET MET ARG GLU          
SEQRES  29 B  397  GLN PRO GLU LYS GLU GLN LEU LEU VAL VAL ASN LEU SER          
SEQRES  30 B  397  GLY ARG GLY ASP LYS ASP ILE PHE THR VAL HIS ASP ILE          
SEQRES  31 B  397  LEU LYS ALA ARG GLY LEU ILE                                  
HET    IPL  A 273      17                                                       
HET      K  B 400       1                                                       
HET    PLS  B 398      22                                                       
HETNAM     IPL INDOLE-3-PROPANOL PHOSPHATE                                      
HETNAM       K POTASSIUM ION                                                    
HETNAM     PLS [3-HYDROXY-2-METHYL-5-PHOSPHONOOXYMETHYL-PYRIDIN-4-              
HETNAM   2 PLS  YLMETHYL]-SERINE                                                
HETSYN     PLS PYRIDOXYL-SERINE-5-MONOPHOSPHATE                                 
FORMUL   3  IPL    C11 H14 N O4 P                                               
FORMUL   4    K    K 1+                                                         
FORMUL   5  PLS    C11 H17 N2 O8 P                                              
FORMUL   6  HOH   *327(H2 O)                                                    
HELIX    1   1 GLU A    2  ASP A   13  1                                  12    
HELIX    2   2 ILE A   30  ALA A   43  1                                  14    
HELIX    3   3 PRO A   62  ALA A   73  1                                  12    
HELIX    4   4 PRO A   78  LYS A   91  1                                  14    
HELIX    5   5 ALA A  103  PHE A  107  1                                   5    
HELIX    6   6 ILE A  111  VAL A  121  1                                  11    
HELIX    7   7 VAL A  133  GLU A  135  5                                   3    
HELIX    8   8 ALA A  137  HIS A  146  1                                  10    
HELIX    9   9 ASP A  160  TYR A  169  1                                  10    
HELIX   10  10 LEU A  193  GLU A  202  1                                  10    
HELIX   11  11 PRO A  217  ARG A  225  1                                   9    
HELIX   12  12 SER A  235  LYS A  243  1                                   9    
HELIX   13  13 PRO A  248  SER A  266  1                                  19    
HELIX   14  14 GLN B   19  LYS B   37  1                                  19    
HELIX   15  15 PRO B   39  ASN B   51  1                                  13    
HELIX   16  16 GLN B   63  THR B   66  1                                   4    
HELIX   17  17 GLU B   78  LEU B   80  5                                   3    
HELIX   18  18 HIS B   86  ARG B  100  5                                  15    
HELIX   19  19 GLN B  114  LEU B  126  1                                  13    
HELIX   20  20 ALA B  136  ARG B  141  1                                   6    
HELIX   21  21 SER B  143  LEU B  151  1                                   9    
HELIX   22  22 LEU B  166  SER B  180  1                                  15    
HELIX   23  23 TYR B  197  GLU B  203  1                                   7    
HELIX   24  24 MET B  207  LYS B  219  1                                  13    
HELIX   25  25 SER B  235  PHE B  244  1                                  10    
HELIX   26  26 ILE B  262  THR B  264  5                                   3    
HELIX   27  27 PRO B  270  HIS B  273  1                                   4    
HELIX   28  28 ALA B  302  LEU B  304  5                                   3    
HELIX   29  29 PRO B  311  SER B  318  1                                   8    
HELIX   30  30 ASP B  329  GLU B  343  1                                  15    
HELIX   31  31 LEU B  349  GLN B  365  1                                  17    
HELIX   32  32 ASP B  381  ASP B  389  5                                   9    
SHEET    1   A 5 GLY A 230  SER A 233  0                                        
SHEET    2   A 5 ALA A  18  THR A  24  1  N  ALA A  18   O  ALA A 231           
SHEET    3   A 5 ALA A  47  GLY A  51  1  N  ALA A  47   O  PRO A  21           
SHEET    4   A 5 PRO A  96  MET A 101  1  N  PRO A  96   O  LEU A  48           
SHEET    5   A 5 SER A 125  VAL A 128  1  N  SER A 125   O  LEU A  99           
SHEET    1   B 2 THR A 174  LEU A 176  0                                        
SHEET    2   B 2 ALA A 208  GLN A 210  1  N  LEU A 209   O  THR A 174           
SHEET    1   C 6 LEU B  59  LYS B  61  0                                        
SHEET    2   C 6 THR B  71  ARG B  77 -1  N  LEU B  75   O  THR B  60           
SHEET    3   C 6 GLN B 370  LEU B 376  1  N  GLN B 370   O  THR B  72           
SHEET    4   C 6 ALA B 226  CYS B 230  1  N  ALA B 226   O  VAL B 373           
SHEET    5   C 6 GLY B 251  GLY B 259  1  N  GLY B 251   O  VAL B 227           
SHEET    6   C 6 ALA B 322  THR B 328  1  N  ASP B 323   O  LEU B 252           
SHEET    1   D 4 ALA B 184  MET B 187  0                                        
SHEET    2   D 4 GLU B 105  THR B 110  1  N  GLU B 105   O  HIS B 185           
SHEET    3   D 4 LYS B 129  GLY B 135  1  N  LYS B 129   O  ILE B 106           
SHEET    4   D 4 GLU B 155  VAL B 159  1  N  GLU B 155   O  ILE B 132           
SHEET    1   E 2 ARG B 275  TYR B 279  0                                        
SHEET    2   E 2 MET B 282  MET B 286 -1  N  MET B 286   O  ARG B 275           
LINK         O   GLY B 232                 K     K B 400     1555   1555  2.61  
LINK         O   GLY B 268                 K     K B 400     1555   1555  3.64  
LINK         O   PHE B 306                 K     K B 400     1555   1555  2.54  
LINK         O   SER B 308                 K     K B 400     1555   1555  2.78  
LINK         K     K B 400                 O   HOH B 454     1555   1555  2.65  
CISPEP   1 ASP A   27    PRO A   28          0        -0.42                     
CISPEP   2 ARG B   55    PRO B   56          0        -0.18                     
CISPEP   3 HIS B  195    PRO B  196          0         0.29                     
SITE     1 NUA  1 IPL A 273                                                     
SITE     1 NUB  1 PLS B 398                                                     
SITE     1 AC1  5 GLY B 232  GLY B 268  PHE B 306  SER B 308                    
SITE     2 AC1  5 HOH B 454                                                     
SITE     1 AC2 13 PHE A  22  ALA A  59  ASN A  60  ILE A  64                    
SITE     2 AC2 13 LEU A 100  TYR A 102  TYR A 175  GLY A 211                    
SITE     3 AC2 13 GLY A 213  GLY A 234  SER A 235  HOH A 574                    
SITE     4 AC2 13 HOH A 575                                                     
SITE     1 AC3 21 HIS B  86  LYS B  87  THR B 110  GLY B 111                    
SITE     2 AC3 21 ALA B 112  GLN B 114  HIS B 115  LEU B 166                    
SITE     3 AC3 21 THR B 190  GLY B 232  GLY B 233  GLY B 234                    
SITE     4 AC3 21 SER B 235  ASN B 236  ALA B 302  GLY B 303                    
SITE     5 AC3 21 LEU B 304  SER B 377  HOH B 456  HOH B 458                    
SITE     6 AC3 21 HOH B 548                                                     
CRYST1  182.300   59.700   67.400  90.00  94.60  90.00 C 1 2 1       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      0.005485  0.000000  0.000441        0.00000                         
SCALE2      0.000000  0.016750  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.014885        0.00000