HEADER    LIGASE                                  12-JUL-06   2IY5              
TITLE     PHENYLALANYL-TRNA SYNTHETASE FROM THERMUS THERMOPHILUS COMPLEXED WITH 
TITLE    2 TRNA AND A PHENYLALANYL-ADENYLATE ANALOG                             
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: PHENYLALANYL-TRNA SYNTHETASE ALPHA CHAIN;                  
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: PHENYLALANYL-TRNA SYNTHETASE, PHERS, PHENYLALANINE-TRNA     
COMPND   5 LIGASE ALPHA CHAIN;                                                  
COMPND   6 EC: 6.1.1.20;                                                        
COMPND   7 MOL_ID: 2;                                                           
COMPND   8 MOLECULE: PHENYLALANYL-TRNA SYNTHETASE BETA CHAIN;                   
COMPND   9 CHAIN: B;                                                            
COMPND  10 SYNONYM: PHENYLALANYL-TRNA SYNTHETASE, PHERS, PHENYLALANINE-TRNA     
COMPND  11 LIGASE BETA CHAIN;                                                   
COMPND  12 EC: 6.1.1.20;                                                        
COMPND  13 MOL_ID: 3;                                                           
COMPND  14 MOLECULE: TRNAPHE;                                                   
COMPND  15 CHAIN: T                                                             
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: THERMUS THERMOPHILUS;                           
SOURCE   3 ORGANISM_TAXID: 300852;                                              
SOURCE   4 STRAIN: HB8;                                                         
SOURCE   5 MOL_ID: 2;                                                           
SOURCE   6 ORGANISM_SCIENTIFIC: THERMUS THERMOPHILUS;                           
SOURCE   7 ORGANISM_TAXID: 300852;                                              
SOURCE   8 STRAIN: HB8;                                                         
SOURCE   9 MOL_ID: 3;                                                           
SOURCE  10 ORGANISM_SCIENTIFIC: THERMUS THERMOPHILUS;                           
SOURCE  11 ORGANISM_TAXID: 300852;                                              
SOURCE  12 STRAIN: HB8                                                          
KEYWDS    CLASS II AMINOACYL-TRNA SYNTHETASE, LIGASE, RBD DOMIN, MAGNESIUM, SH3 
KEYWDS   2 DOMAIN, PHENYLALANYL-TRNA SYNTHETASE, THERMUS THERMOPHILUS, PROTEIN  
KEYWDS   3 BIOSYNTHESIS, METAL-BINDING, NUCLEOTIDE-BINDING, RNA-BINDING, ATP-   
KEYWDS   4 BINDING, TRNA-BINDING, HELIX-TURN-HELIX MOTIF, AMINOACYL-TRNA        
KEYWDS   5 SYNTHETASE                                                           
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    N.MOOR,O.KOTIK-KOGAN,D.TWOROWSKI,M.SUKHANOVA,M.SAFRO                  
REVDAT   4   13-DEC-23 2IY5    1       LINK                                     
REVDAT   3   18-SEP-19 2IY5    1       JRNL   REMARK                            
REVDAT   2   24-FEB-09 2IY5    1       VERSN                                    
REVDAT   1   06-SEP-06 2IY5    0                                                
JRNL        AUTH   N.MOOR,O.KOTIK-KOGAN,D.TWOROWSKI,M.SUKHANOVA,M.SAFRO         
JRNL        TITL   THE CRYSTAL STRUCTURE OF THE TERNARY COMPLEX OF              
JRNL        TITL 2 PHENYLALANYL-TRNA SYNTHETASE WITH TRNAPHE AND A              
JRNL        TITL 3 PHENYLALANYL-ADENYLATE ANALOGUE REVEALS A CONFORMATIONAL     
JRNL        TITL 4 SWITCH OF THE CCA END.                                       
JRNL        REF    BIOCHEMISTRY                  V.  45 10572 2006              
JRNL        REFN                   ISSN 0006-2960                               
JRNL        PMID   16939209                                                     
JRNL        DOI    10.1021/BI060491L                                            
REMARK   2                                                                      
REMARK   2 RESOLUTION.    3.10 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS 1.1                                              
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 : NULL                                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 3.10                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 9.99                           
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 2.500                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : 2626814.270                    
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 79.8                           
REMARK   3   NUMBER OF REFLECTIONS             : 34168                          
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) : 0.238                           
REMARK   3   FREE R VALUE                     : 0.299                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1720                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : 0.007                           
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 6                            
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 3.10                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 3.29                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 68.50                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 4556                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2660                       
REMARK   3   BIN FREE R VALUE                    : 0.3400                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 5.50                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 264                          
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.021                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 8765                                    
REMARK   3   NUCLEIC ACID ATOMS       : 1619                                    
REMARK   3   HETEROGEN ATOMS          : 34                                      
REMARK   3   SOLVENT ATOMS            : 231                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 28.60                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 42.20                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 0.82000                                              
REMARK   3    B22 (A**2) : 0.82000                                              
REMARK   3    B33 (A**2) : -1.65000                                             
REMARK   3    B12 (A**2) : 16.71000                                             
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) : 0.35                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.33                            
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) : 0.47                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : 0.47                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.009                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.800                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 24.40                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 3.740                           
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) : 1.410 ; 1.500                
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : 2.240 ; 2.000                
REMARK   3   SIDE-CHAIN BOND              (A**2) : 8.410 ; 2.000                
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : 12.440; 2.500                
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : FLAT MODEL                                           
REMARK   3   KSOL        : 0.36                                                 
REMARK   3   BSOL        : 32.87                                                
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.PARAM                              
REMARK   3  PARAMETER FILE  2  : WATER_REP.PARAM                                
REMARK   3  PARAMETER FILE  3  : FYA.PAR                                        
REMARK   3  PARAMETER FILE  4  : ION.PARAM                                      
REMARK   3  PARAMETER FILE  5  : DNA-RNA.PARAM                                  
REMARK   3  PARAMETER FILE  6  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : PROTEIN.TOP                                    
REMARK   3  TOPOLOGY FILE  2   : WATER.TOP                                      
REMARK   3  TOPOLOGY FILE  3   : FYA.TOP                                        
REMARK   3  TOPOLOGY FILE  4   : ION.TOP                                        
REMARK   3  TOPOLOGY FILE  5   : DNA-RNA.TOP                                    
REMARK   3  TOPOLOGY FILE  6   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: BULK SOLVENT MODEL USED                   
REMARK   4                                                                      
REMARK   4 2IY5 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 12-JUL-06.                  
REMARK 100 THE DEPOSITION ID IS D_1290029368.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : NULL                               
REMARK 200  TEMPERATURE           (KELVIN) : 100.0                              
REMARK 200  PH                             : 7.80                               
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : ESRF                               
REMARK 200  BEAMLINE                       : ID14-1                             
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.8                                
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC CCD                           
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 39855                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 3.100                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 10.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 2.500                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 80.0                               
REMARK 200  DATA REDUNDANCY                : 2.500                              
REMARK 200  R MERGE                    (I) : 0.11200                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 10.0000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 3.10                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 3.29                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 68.5                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
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 1PYS                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 75.00                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 4.80                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 20 MM IMIDAZOLE-HCL, PH 7.8, 1 MM        
REMARK 280  MGCL2, 5 MM 2-MERCAPTOETHANOL AND 1 MM NAN3, PH 7.80, VAPOR         
REMARK 280  DIFFUSION, HANGING DROP, TEMPERATURE 277K                           
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 32 2 1                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -Y,X-Y,Z+2/3                                            
REMARK 290       3555   -X+Y,-X,Z+1/3                                           
REMARK 290       4555   Y,X,-Z                                                  
REMARK 290       5555   X-Y,-Y,-Z+1/3                                           
REMARK 290       6555   -X,-X+Y,-Z+2/3                                          
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 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       92.93333            
REMARK 290   SMTRY1   3 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   3 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000       46.46667            
REMARK 290   SMTRY1   4 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   4  0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   5  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   5  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000       46.46667            
REMARK 290   SMTRY1   6 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   6 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   6  0.000000  0.000000 -1.000000       92.93333            
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: HEXAMERIC                         
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: HEXAMERIC                  
REMARK 350 SOFTWARE USED: PQS                                                   
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, T                               
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 -0.500000  0.866025  0.000000        0.00000            
REMARK 350   BIOMT2   2  0.866025  0.500000  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     MET A     1                                                      
REMARK 465     LEU A     2                                                      
REMARK 465     GLU A     3                                                      
REMARK 465     GLU A     4                                                      
REMARK 465     ALA A     5                                                      
REMARK 465     LEU A     6                                                      
REMARK 465     ALA A     7                                                      
REMARK 465     ALA A     8                                                      
REMARK 465     ILE A     9                                                      
REMARK 465     GLN A    10                                                      
REMARK 465     ASN A    11                                                      
REMARK 465     ALA A    12                                                      
REMARK 465     ARG A    13                                                      
REMARK 465     ASP A    14                                                      
REMARK 465     LEU B   782                                                      
REMARK 465     ASP B   783                                                      
REMARK 465     THR B   784                                                      
REMARK 465     PRO B   785                                                      
REMARK 470                                                                      
REMARK 470 MISSING ATOM                                                         
REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER;           
REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;          
REMARK 470 I=INSERTION CODE):                                                   
REMARK 470   M RES CSSEQI  ATOMS                                                
REMARK 470     GLY B 781    CA   C    O                                         
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   C    GLU A   262     CD   PRO A   263              1.65            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS                                             
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC             
REMARK 500 SYMMETRY ARE IN CLOSE CONTACT.  AN ATOM LOCATED WITHIN 0.15          
REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A           
REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375             
REMARK 500 INSTEAD OF REMARK 500.  ATOMS WITH NON-BLANK ALTERNATE               
REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS.            
REMARK 500                                                                      
REMARK 500 DISTANCE CUTOFF:                                                     
REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS              
REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS                  
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI  SSYMOP   DISTANCE          
REMARK 500   O2'    G T    53     O2'    G T    53     5554     1.74            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND ANGLES                                       
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1)              
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   ATM2   ATM3                                     
REMARK 500    PRO A 263   C   -  N   -  CA  ANGL. DEV. =  60.4 DEGREES          
REMARK 500    PRO A 263   C   -  N   -  CD  ANGL. DEV. = -56.9 DEGREES          
REMARK 500    GLY B 100   N   -  CA  -  C   ANGL. DEV. =  18.9 DEGREES          
REMARK 500    LEU B 133   CA  -  CB  -  CG  ANGL. DEV. =  17.0 DEGREES          
REMARK 500    LEU B 725   N   -  CA  -  C   ANGL. DEV. = -16.4 DEGREES          
REMARK 500      G T   1   N9  -  C1' -  C2' ANGL. DEV. =   8.4 DEGREES          
REMARK 500      G T  10   C5' -  C4' -  C3' ANGL. DEV. =  14.9 DEGREES          
REMARK 500      G T  10   C5' -  C4' -  O4' ANGL. DEV. =  14.3 DEGREES          
REMARK 500      G T  10   C1' -  O4' -  C4' ANGL. DEV. =  -6.0 DEGREES          
REMARK 500      G T  10   N9  -  C1' -  C2' ANGL. DEV. =  13.3 DEGREES          
REMARK 500      G T  10   O4' -  C1' -  N9  ANGL. DEV. =  -7.4 DEGREES          
REMARK 500      C T  25   N1  -  C1' -  C2' ANGL. DEV. =  18.5 DEGREES          
REMARK 500      C T  29   N1  -  C1' -  C2' ANGL. DEV. =  15.3 DEGREES          
REMARK 500      G T  30   C5' -  C4' -  C3' ANGL. DEV. =  13.8 DEGREES          
REMARK 500      G T  30   C5' -  C4' -  O4' ANGL. DEV. =  12.9 DEGREES          
REMARK 500      G T  30   C1' -  O4' -  C4' ANGL. DEV. =  -4.5 DEGREES          
REMARK 500      G T  30   C2' -  C3' -  O3' ANGL. DEV. =  19.2 DEGREES          
REMARK 500      G T  30   N9  -  C1' -  C2' ANGL. DEV. =  10.6 DEGREES          
REMARK 500      G T  41   N9  -  C1' -  C2' ANGL. DEV. =  17.2 DEGREES          
REMARK 500      C T  61   O3' -  P   -  O5' ANGL. DEV. =  11.8 DEGREES          
REMARK 500      C T  61   O3' -  P   -  OP2 ANGL. DEV. = -35.8 DEGREES          
REMARK 500      C T  61   O3' -  P   -  OP1 ANGL. DEV. = -37.9 DEGREES          
REMARK 500      C T  61   O5' -  P   -  OP1 ANGL. DEV. = -22.3 DEGREES          
REMARK 500      C T  61   O5' -  P   -  OP2 ANGL. DEV. = -14.4 DEGREES          
REMARK 500      C T  61   C5' -  C4' -  C3' ANGL. DEV. =  13.9 DEGREES          
REMARK 500      C T  61   C2' -  C3' -  O3' ANGL. DEV. =  10.7 DEGREES          
REMARK 500      C T  61   N1  -  C1' -  C2' ANGL. DEV. =  16.3 DEGREES          
REMARK 500      C T  74   N1  -  C1' -  C2' ANGL. DEV. =  12.9 DEGREES          
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: TORSION ANGLES                                             
REMARK 500                                                                      
REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS:            
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2)                    
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI-           
REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400            
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        PSI       PHI                                   
REMARK 500    LYS A  19       -9.65    -55.59                                   
REMARK 500    LEU A  32       28.97    -71.15                                   
REMARK 500    GLU A  35       25.29    -77.61                                   
REMARK 500    ALA A  41      -13.94   -140.93                                   
REMARK 500    ARG A  47      -80.64    -38.33                                   
REMARK 500    ARG A  48      -60.81   -101.73                                   
REMARK 500    ALA A  64      -89.26    -55.08                                   
REMARK 500    GLU A  69      -83.96    -55.39                                   
REMARK 500    LYS A  70      -28.37    -39.33                                   
REMARK 500    ARG A  83      -76.35    -53.33                                   
REMARK 500    GLU A  84       95.04    -48.57                                   
REMARK 500    ASP A  87       48.15    -84.49                                   
REMARK 500    VAL A  88      -58.87     -2.97                                   
REMARK 500    SER A  89       30.20    -66.76                                   
REMARK 500    ALA A  93      145.58    -38.82                                   
REMARK 500    SER A  94       69.89   -103.17                                   
REMARK 500    PHE A 134      -70.05   -124.41                                   
REMARK 500    ASN A 138       42.72     78.75                                   
REMARK 500    PRO A 140      174.34    -47.86                                   
REMARK 500    HIS A 142       14.24     54.57                                   
REMARK 500    PRO A 164      -70.21    -38.80                                   
REMARK 500    LEU A 165       46.33    -73.33                                   
REMARK 500    ASP A 209     -155.44   -159.53                                   
REMARK 500    PRO A 263       96.46    101.74                                   
REMARK 500    GLU A 273       19.55    -57.60                                   
REMARK 500    ALA A 283     -172.24   -171.84                                   
REMARK 500    VAL A 294      -71.11    -65.92                                   
REMARK 500    TYR A 307       41.52   -109.35                                   
REMARK 500    LEU A 343      -70.17    -53.04                                   
REMARK 500    GLU A 344      -24.22    -34.81                                   
REMARK 500    LYS A 347       99.94    -68.07                                   
REMARK 500    VAL A 349       34.81    -64.18                                   
REMARK 500    VAL B  12       71.03   -118.23                                   
REMARK 500    PHE B  39       64.02   -116.00                                   
REMARK 500    VAL B  50       96.99    -59.78                                   
REMARK 500    ASN B  80        1.26    -61.39                                   
REMARK 500    LEU B  99       22.67   -145.23                                   
REMARK 500    GLN B 109       44.17     36.65                                   
REMARK 500    GLU B 148      -17.40    -46.15                                   
REMARK 500    TRP B 150       74.63   -163.77                                   
REMARK 500    ALA B 189      107.73    -52.37                                   
REMARK 500    ALA B 195       88.29    -63.66                                   
REMARK 500    PRO B 199        3.81    -58.11                                   
REMARK 500    LYS B 203       67.06   -151.30                                   
REMARK 500    ALA B 210       59.71   -118.99                                   
REMARK 500    PRO B 211      -38.92    -38.20                                   
REMARK 500    ASN B 243     -164.80    160.61                                   
REMARK 500    ASN B 244      -82.20    -60.14                                   
REMARK 500    GLU B 279      100.38    -36.07                                   
REMARK 500    GLU B 281      134.02    -27.42                                   
REMARK 500                                                                      
REMARK 500 THIS ENTRY HAS      94 RAMACHANDRAN OUTLIERS.                        
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: PLANAR GROUPS                                              
REMARK 500                                                                      
REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL                 
REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE                    
REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN                    
REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS                        
REMARK 500 AN RMSD GREATER THAN THIS VALUE                                      
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        RMS     TYPE                                    
REMARK 500      G T  10         0.09    SIDE CHAIN                              
REMARK 500      C T  25         0.07    SIDE CHAIN                              
REMARK 500      G T  30         0.07    SIDE CHAIN                              
REMARK 500      G T  41         0.07    SIDE CHAIN                              
REMARK 500      G T  53         0.05    SIDE CHAIN                              
REMARK 500      C T  61         0.11    SIDE CHAIN                              
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: MAIN CHAIN PLANARITY                                       
REMARK 500                                                                      
REMARK 500 THE FOLLOWING RESIDUES HAVE A PSEUDO PLANARITY                       
REMARK 500 TORSION ANGLE, C(I) - CA(I) - N(I+1) - O(I), GREATER                 
REMARK 500 10.0 DEGREES. (M=MODEL NUMBER; RES=RESIDUE NAME;                     
REMARK 500 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;                            
REMARK 500 I=INSERTION CODE).                                                   
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        ANGLE                                           
REMARK 500    ASN B 243         10.89                                           
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG B1781                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FYA A1351                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1B70   RELATED DB: PDB                                   
REMARK 900 PHENYLALANYL TRNA SYNTHETASE COMPLEXED WITH PHENYLALANINE            
REMARK 900 RELATED ID: 1B7Y   RELATED DB: PDB                                   
REMARK 900 PHENYLALANYL TRNA SYNTHETASE COMPLEXED WITH PHENYLALANINYL-          
REMARK 900 ADENYLATE                                                            
REMARK 900 RELATED ID: 2AKW   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF T.THERMOPHILUS PHENYLALANYL-TRNASYNTHETASE      
REMARK 900 COMPLEXED WITH P- CL-PHENYLALANINE                                   
REMARK 900 RELATED ID: 2ALY   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF T.THERMOPHILUS PHENYLALANYL-TRNASYNTHETASE      
REMARK 900 COMPLEXED WITH 5'- O-[N-(L-TYROSYL)SULPHAMOYL]ADENOSINE              
REMARK 900 RELATED ID: 2AMC   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF PHENYLALANYL-TRNA SYNTHETASE COMPLEXEDWITH L-   
REMARK 900 TYROSINE                                                             
DBREF  2IY5 A    1   350  UNP    P27001   SYFA_THETH       1    350             
DBREF  2IY5 B    1   785  UNP    P27002   SYFB_THETH       1    785             
DBREF  2IY5 T    1    76  PDB    2IY5     2IY5             1     76             
SEQADV 2IY5 GLU B  467  UNP  P27001    GLN   467 CONFLICT                       
SEQADV 2IY5 ALA B  487  UNP  P27001    GLY   487 CONFLICT                       
SEQADV 2IY5 GLU B  629  UNP  P27001    GLN   629 CONFLICT                       
SEQRES   1 A  350  MET LEU GLU GLU ALA LEU ALA ALA ILE GLN ASN ALA ARG          
SEQRES   2 A  350  ASP LEU GLU GLU LEU LYS ALA LEU LYS ALA ARG TYR LEU          
SEQRES   3 A  350  GLY LYS LYS GLY LEU LEU THR GLN GLU MET LYS GLY LEU          
SEQRES   4 A  350  SER ALA LEU PRO LEU GLU GLU ARG ARG LYS ARG GLY GLN          
SEQRES   5 A  350  GLU LEU ASN ALA ILE LYS ALA ALA LEU GLU ALA ALA LEU          
SEQRES   6 A  350  GLU ALA ARG GLU LYS ALA LEU GLU GLU ALA ALA LEU LYS          
SEQRES   7 A  350  GLU ALA LEU GLU ARG GLU ARG VAL ASP VAL SER LEU PRO          
SEQRES   8 A  350  GLY ALA SER LEU PHE SER GLY GLY LEU HIS PRO ILE THR          
SEQRES   9 A  350  LEU MET GLU ARG GLU LEU VAL GLU ILE PHE ARG ALA LEU          
SEQRES  10 A  350  GLY TYR GLN ALA VAL GLU GLY PRO GLU VAL GLU SER GLU          
SEQRES  11 A  350  PHE PHE ASN PHE ASP ALA LEU ASN ILE PRO GLU HIS HIS          
SEQRES  12 A  350  PRO ALA ARG ASP MET TRP ASP THR PHE TRP LEU THR GLY          
SEQRES  13 A  350  GLU GLY PHE ARG LEU GLU GLY PRO LEU GLY GLU GLU VAL          
SEQRES  14 A  350  GLU GLY ARG LEU LEU LEU ARG THR HIS THR SER PRO MET          
SEQRES  15 A  350  GLN VAL ARG TYR MET VAL ALA HIS THR PRO PRO PHE ARG          
SEQRES  16 A  350  ILE VAL VAL PRO GLY ARG VAL PHE ARG PHE GLU GLN THR          
SEQRES  17 A  350  ASP ALA THR HIS GLU ALA VAL PHE HIS GLN LEU GLU GLY          
SEQRES  18 A  350  LEU VAL VAL GLY GLU GLY ILE ALA MET ALA HIS LEU LYS          
SEQRES  19 A  350  GLY ALA ILE TYR GLU LEU ALA GLN ALA LEU PHE GLY PRO          
SEQRES  20 A  350  ASP SER LYS VAL ARG PHE GLN PRO VAL TYR PHE PRO PHE          
SEQRES  21 A  350  VAL GLU PRO GLY ALA GLN PHE ALA VAL TRP TRP PRO GLU          
SEQRES  22 A  350  GLY GLY LYS TRP LEU GLU LEU GLY GLY ALA GLY MET VAL          
SEQRES  23 A  350  HIS PRO LYS VAL PHE GLN ALA VAL ASP ALA TYR ARG GLU          
SEQRES  24 A  350  ARG LEU GLY LEU PRO PRO ALA TYR ARG GLY VAL THR GLY          
SEQRES  25 A  350  PHE ALA PHE GLY LEU GLY VAL GLU ARG LEU ALA MET LEU          
SEQRES  26 A  350  ARG TYR GLY ILE PRO ASP ILE ARG TYR PHE PHE GLY GLY          
SEQRES  27 A  350  ARG LEU LYS PHE LEU GLU GLN PHE LYS GLY VAL LEU              
SEQRES   1 B  785  MET ARG VAL PRO PHE SER TRP LEU LYS ALA TYR VAL PRO          
SEQRES   2 B  785  GLU LEU GLU SER PRO GLU VAL LEU GLU GLU ARG LEU ALA          
SEQRES   3 B  785  GLY LEU GLY PHE GLU THR ASP ARG ILE GLU ARG VAL PHE          
SEQRES   4 B  785  PRO ILE PRO ARG GLY VAL VAL PHE ALA ARG VAL LEU GLU          
SEQRES   5 B  785  ALA HIS PRO ILE PRO GLY THR ARG LEU LYS ARG LEU VAL          
SEQRES   6 B  785  LEU ASP ALA GLY ARG THR VAL GLU VAL VAL SER GLY ALA          
SEQRES   7 B  785  GLU ASN ALA ARG LYS GLY ILE GLY VAL ALA LEU ALA LEU          
SEQRES   8 B  785  PRO GLY THR GLU LEU PRO GLY LEU GLY GLN LYS VAL GLY          
SEQRES   9 B  785  GLU ARG VAL ILE GLN GLY VAL ARG SER PHE GLY MET ALA          
SEQRES  10 B  785  LEU SER PRO ARG GLU LEU GLY VAL GLY GLU TYR GLY GLY          
SEQRES  11 B  785  GLY LEU LEU GLU PHE PRO GLU ASP ALA LEU PRO PRO GLY          
SEQRES  12 B  785  THR PRO LEU SER GLU ALA TRP PRO GLU GLU VAL VAL LEU          
SEQRES  13 B  785  ASP LEU GLU VAL THR PRO ASN ARG PRO ASP ALA LEU GLY          
SEQRES  14 B  785  LEU LEU GLY LEU ALA ARG ASP LEU HIS ALA LEU GLY TYR          
SEQRES  15 B  785  ALA LEU VAL GLU PRO GLU ALA ALA LEU LYS ALA GLU ALA          
SEQRES  16 B  785  LEU PRO LEU PRO PHE ALA LEU LYS VAL GLU ASP PRO GLU          
SEQRES  17 B  785  GLY ALA PRO HIS PHE THR LEU GLY TYR ALA PHE GLY LEU          
SEQRES  18 B  785  ARG VAL ALA PRO SER PRO LEU TRP MET GLN ARG ALA LEU          
SEQRES  19 B  785  PHE ALA ALA GLY MET ARG PRO ILE ASN ASN VAL VAL ASP          
SEQRES  20 B  785  VAL THR ASN TYR VAL MET LEU GLU ARG ALA GLN PRO MET          
SEQRES  21 B  785  HIS ALA PHE ASP LEU ARG PHE VAL GLY GLU GLY ILE ALA          
SEQRES  22 B  785  VAL ARG ARG ALA ARG GLU GLY GLU ARG LEU LYS THR LEU          
SEQRES  23 B  785  ASP GLY VAL GLU ARG THR LEU HIS PRO GLU ASP LEU VAL          
SEQRES  24 B  785  ILE ALA GLY TRP ARG GLY GLU GLU SER PHE PRO LEU GLY          
SEQRES  25 B  785  LEU ALA GLY VAL MET GLY GLY ALA GLU SER GLU VAL ARG          
SEQRES  26 B  785  GLU ASP THR GLU ALA ILE ALA LEU GLU VAL ALA CYS PHE          
SEQRES  27 B  785  ASP PRO VAL SER ILE ARG LYS THR ALA ARG ARG HIS GLY          
SEQRES  28 B  785  LEU ARG THR GLU ALA SER HIS ARG PHE GLU ARG GLY VAL          
SEQRES  29 B  785  ASP PRO LEU GLY GLN VAL PRO ALA GLN ARG ARG ALA LEU          
SEQRES  30 B  785  SER LEU LEU GLN ALA LEU ALA GLY ALA ARG VAL ALA GLU          
SEQRES  31 B  785  ALA LEU LEU GLU ALA GLY SER PRO LYS PRO PRO GLU ALA          
SEQRES  32 B  785  ILE PRO PHE ARG PRO GLU TYR ALA ASN ARG LEU LEU GLY          
SEQRES  33 B  785  THR SER TYR PRO GLU ALA GLU GLN ILE ALA ILE LEU LYS          
SEQRES  34 B  785  ARG LEU GLY CYS ARG VAL GLU GLY GLU GLY PRO THR TYR          
SEQRES  35 B  785  ARG VAL THR PRO PRO SER HIS ARG LEU ASP LEU ARG LEU          
SEQRES  36 B  785  GLU GLU ASP LEU VAL GLU GLU VAL ALA ARG ILE GLU GLY          
SEQRES  37 B  785  TYR GLU THR ILE PRO LEU ALA LEU PRO ALA PHE PHE PRO          
SEQRES  38 B  785  ALA PRO ASP ASN ARG ALA VAL GLU ALA PRO TYR ARG LYS          
SEQRES  39 B  785  GLU GLN ARG LEU ARG GLU VAL LEU SER GLY LEU GLY PHE          
SEQRES  40 B  785  GLN GLU VAL TYR THR TYR SER PHE MET ASP PRO GLU ASP          
SEQRES  41 B  785  ALA ARG ARG PHE ARG LEU ASP PRO PRO ARG LEU LEU LEU          
SEQRES  42 B  785  LEU ASN PRO LEU ALA PRO GLU LYS ALA ALA LEU ARG THR          
SEQRES  43 B  785  HIS LEU PHE PRO GLY LEU VAL ARG VAL LEU LYS GLU ASN          
SEQRES  44 B  785  LEU ASP LEU ASP ARG PRO GLU ARG ALA LEU LEU PHE GLU          
SEQRES  45 B  785  VAL GLY ARG VAL PHE ARG GLU ARG GLU GLU THR HIS LEU          
SEQRES  46 B  785  ALA GLY LEU LEU PHE GLY GLU GLY VAL GLY LEU PRO TRP          
SEQRES  47 B  785  ALA LYS GLU ARG LEU SER GLY TYR PHE LEU LEU LYS GLY          
SEQRES  48 B  785  TYR LEU GLU ALA LEU PHE ALA ARG LEU GLY LEU ALA PHE          
SEQRES  49 B  785  ARG VAL GLU ALA GLU ALA PHE PRO PHE LEU HIS PRO GLY          
SEQRES  50 B  785  VAL SER GLY ARG VAL LEU VAL GLU GLY GLU GLU VAL GLY          
SEQRES  51 B  785  PHE LEU GLY ALA LEU HIS PRO GLU ILE ALA GLN GLU LEU          
SEQRES  52 B  785  GLU LEU PRO PRO VAL HIS LEU PHE GLU LEU ARG LEU PRO          
SEQRES  53 B  785  LEU PRO ASP LYS PRO LEU ALA PHE GLN ASP PRO SER ARG          
SEQRES  54 B  785  HIS PRO ALA ALA PHE ARG ASP LEU ALA VAL VAL VAL PRO          
SEQRES  55 B  785  ALA PRO THR PRO TYR GLY GLU VAL GLU ALA LEU VAL ARG          
SEQRES  56 B  785  GLU ALA ALA GLY PRO TYR LEU GLU SER LEU ALA LEU PHE          
SEQRES  57 B  785  ASP LEU TYR GLN GLY PRO PRO LEU PRO GLU GLY HIS LYS          
SEQRES  58 B  785  SER LEU ALA PHE HIS LEU ARG PHE ARG HIS PRO LYS ARG          
SEQRES  59 B  785  THR LEU ARG ASP GLU GLU VAL GLU GLU ALA VAL SER ARG          
SEQRES  60 B  785  VAL ALA GLU ALA LEU ARG ALA ARG GLY PHE GLY LEU ARG          
SEQRES  61 B  785  GLY LEU ASP THR PRO                                          
SEQRES   1 T   76    G   C   C   G   A   G   G   U   A   G   C   U   C          
SEQRES   2 T   76    A   G   U   U   G   G   U   A   G   A   G   C   A          
SEQRES   3 T   76    U   G   C   G   A   C   U   G   A   A   A   A   U          
SEQRES   4 T   76    C   G   C   A   G   U   G   U   C   C   G   C   G          
SEQRES   5 T   76    G   U   U   C   G   A   U   U   C   C   G   C   G          
SEQRES   6 T   76    C   C   U   C   G   G   C   A   C   C   A                  
HET    FYA  A1351      33                                                       
HET     MG  B1781       1                                                       
HETNAM     FYA ADENOSINE-5'-[PHENYLALANINOL-PHOSPHATE]                          
HETNAM      MG MAGNESIUM ION                                                    
FORMUL   4  FYA    C19 H25 N6 O7 P                                              
FORMUL   5   MG    MG 2+                                                        
FORMUL   6  HOH   *231(H2 O)                                                    
HELIX    1   1 LEU A   15  LEU A   32  1                                  18    
HELIX    2   2 ALA A   41  GLU A   45  5                                   5    
HELIX    3   3 ARG A   48  GLU A   62  1                                  15    
HELIX    4   4 GLU A   62  GLU A   74  1                                  13    
HELIX    5   5 ALA A   75  GLU A   84  1                                  10    
HELIX    6   6 HIS A  101  ALA A  116  1                                  16    
HELIX    7   7 GLU A  130  PHE A  134  1                                   5    
HELIX    8   8 ASP A  135  ASN A  138  5                                   4    
HELIX    9   9 HIS A  143  MET A  148  5                                   6    
HELIX   10  10 SER A  180  HIS A  190  1                                  11    
HELIX   11  11 ALA A  229  GLY A  246  1                                  18    
HELIX   12  12 PRO A  272  GLY A  275  5                                   4    
HELIX   13  13 HIS A  287  LEU A  301  1                                  15    
HELIX   14  14 VAL A  319  GLY A  328  1                                  10    
HELIX   15  15 ASP A  331  PHE A  335  5                                   5    
HELIX   16  16 ARG A  339  GLU A  344  1                                   6    
HELIX   17  17 GLN A  345  LYS A  347  5                                   3    
HELIX   18  18 PHE B    5  LYS B    9  1                                   5    
HELIX   19  19 SER B   17  GLY B   29  1                                  13    
HELIX   20  20 LEU B  146  TRP B  150  5                                   5    
HELIX   21  21 ARG B  164  LEU B  168  5                                   5    
HELIX   22  22 GLY B  169  LEU B  180  1                                  12    
HELIX   23  23 PRO B  227  ALA B  237  1                                  11    
HELIX   24  24 ASN B  244  ALA B  257  1                                  14    
HELIX   25  25 LEU B  265  GLY B  269  1                                   5    
HELIX   26  26 ASP B  339  HIS B  350  1                                  12    
HELIX   27  27 THR B  354  GLY B  363  1                                  10    
HELIX   28  28 GLY B  368  ALA B  384  1                                  17    
HELIX   29  29 ARG B  407  GLY B  416  1                                  10    
HELIX   30  30 PRO B  420  LEU B  431  1                                  12    
HELIX   31  31 LEU B  455  GLY B  468  1                                  14    
HELIX   32  32 TYR B  469  ILE B  472  5                                   4    
HELIX   33  33 ALA B  482  ARG B  486  5                                   5    
HELIX   34  34 GLU B  489  GLY B  506  1                                  18    
HELIX   35  35 GLU B  519  PHE B  524  1                                   6    
HELIX   36  36 ALA B  538  ALA B  542  5                                   5    
HELIX   37  37 LEU B  548  ASP B  563  1                                  16    
HELIX   38  38 GLY B  605  GLY B  621  1                                  17    
HELIX   39  39 HIS B  656  LEU B  663  1                                   8    
HELIX   40  40 PRO B  706  ALA B  718  1                                  13    
HELIX   41  41 ARG B  757  GLY B  776  1                                  20    
SHEET    1  AA 7 GLN A 120  ALA A 121  0                                        
SHEET    2  AA 7 PHE A 194  PHE A 203  1  O  ARG A 195   N  GLN A 120           
SHEET    3  AA 7 VAL A 215  GLY A 225 -1  O  PHE A 216   N  VAL A 202           
SHEET    4  AA 7 THR A 311  GLY A 318 -1  O  THR A 311   N  GLY A 225           
SHEET    5  AA 7 LYS A 276  VAL A 286 -1  O  LEU A 280   N  GLY A 318           
SHEET    6  AA 7 VAL A 261  TRP A 271 -1  N  GLU A 262   O  MET A 285           
SHEET    7  AA 7 VAL A 251  PRO A 255 -1  O  ARG A 252   N  ALA A 268           
SHEET    1  AB 4 VAL A 127  SER A 129  0                                        
SHEET    2  AB 4 LEU A 173  LEU A 175 -1  O  LEU A 174   N  GLU A 128           
SHEET    3  AB 4 PHE A 152  THR A 155 -1  O  PHE A 152   N  LEU A 175           
SHEET    4  AB 4 LEU B 532  LEU B 533 -1  O  LEU B 532   N  THR A 155           
SHEET    1  BA 3 ARG B   2  PRO B   4  0                                        
SHEET    2  BA 3 VAL B 154  LEU B 158 -1  O  LEU B 156   N  VAL B   3           
SHEET    3  BA 3 THR B  32  ARG B  37 -1  N  ASP B  33   O  ASP B 157           
SHEET    1  BB 5 THR B  71  SER B  76  0                                        
SHEET    2  BB 5 LYS B  62  ASP B  67 -1  O  LYS B  62   N  SER B  76           
SHEET    3  BB 5 VAL B  45  PRO B  55 -1  O  ARG B  49   N  ASP B  67           
SHEET    4  BB 5 GLY B  86  ALA B  90 -1  O  VAL B  87   N  ALA B  48           
SHEET    5  BB 5 MET B 116  ALA B 117 -1  O  MET B 116   N  ALA B  90           
SHEET    1  BC 2 GLU B 105  ILE B 108  0                                        
SHEET    2  BC 2 VAL B 111  PHE B 114 -1  O  VAL B 111   N  ILE B 108           
SHEET    1  BD 5 ALA B 201  LEU B 202  0                                        
SHEET    2  BD 5 GLY B 271  ARG B 276  1  N  ILE B 272   O  ALA B 201           
SHEET    3  BD 5 LEU B 298  ARG B 304 -1  O  VAL B 299   N  ARG B 275           
SHEET    4  BD 5 GLU B 307  LEU B 313 -1  O  GLU B 307   N  ARG B 304           
SHEET    5  BD 5 MET B 317  GLY B 318 -1  O  MET B 317   N  LEU B 313           
SHEET    1  BE 4 MET B 260  ASP B 264  0                                        
SHEET    2  BE 4 ILE B 331  CYS B 337 -1  O  ALA B 332   N  PHE B 263           
SHEET    3  BE 4 HIS B 212  PHE B 219 -1  O  HIS B 212   N  CYS B 337           
SHEET    4  BE 4 ARG B 387  VAL B 388 -1  O  ARG B 387   N  PHE B 219           
SHEET    1  BF 2 GLY B 280  LYS B 284  0                                        
SHEET    2  BF 2 GLU B 290  LEU B 293 -1  O  ARG B 291   N  LEU B 283           
SHEET    1  BG 3 ILE B 404  PHE B 406  0                                        
SHEET    2  BG 3 TYR B 442  THR B 445 -1  O  TYR B 442   N  PHE B 406           
SHEET    3  BG 3 ARG B 434  GLU B 436 -1  O  ARG B 434   N  THR B 445           
SHEET    1  BH 7 GLN B 508  GLU B 509  0                                        
SHEET    2  BH 7 LEU B 570  VAL B 576  1  N  PHE B 571   O  GLN B 508           
SHEET    3  BH 7 GLU B 582  LEU B 589 -1  O  GLU B 582   N  VAL B 576           
SHEET    4  BH 7 HIS B 669  ARG B 674 -1  O  HIS B 669   N  LEU B 589           
SHEET    5  BH 7 GLU B 647  LEU B 655 -1  O  PHE B 651   N  GLU B 672           
SHEET    6  BH 7 LEU B 634  VAL B 644 -1  N  HIS B 635   O  ALA B 654           
SHEET    7  BH 7 PHE B 624  ALA B 628 -1  O  ARG B 625   N  LEU B 643           
SHEET    1  BI 2 PHE B 515  MET B 516  0                                        
SHEET    2  BI 2 ALA B 543  LEU B 544 -1  O  ALA B 543   N  MET B 516           
SHEET    1  BJ 2 VAL B 594  GLY B 595  0                                        
SHEET    2  BJ 2 ARG B 602  LEU B 603 -1  O  LEU B 603   N  VAL B 594           
SHEET    1  BK 3 ASP B 696  PRO B 702  0                                        
SHEET    2  BK 3 HIS B 740  HIS B 746 -1  O  LYS B 741   N  VAL B 701           
SHEET    3  BK 3 LEU B 727  TYR B 731 -1  N  PHE B 728   O  ALA B 744           
SHEET    1  BL 2 LEU B 722  SER B 724  0                                        
SHEET    2  BL 2 ARG B 748  PHE B 749 -1  O  ARG B 748   N  GLU B 723           
LINK         OE1 GLU B 461                MG    MG B1781     1555   1555  2.54  
CISPEP   1 PRO A  192    PRO A  193          0        -0.41                     
CISPEP   2 GLY B  439    PRO B  440          0        -0.70                     
CISPEP   3 LEU B  675    PRO B  676          0        -0.50                     
SITE     1 AC1  3 ASP B 452  ASP B 458  GLU B 461                               
SITE     1 AC2 23 MET A 148  HIS A 178  SER A 180  GLN A 183                    
SITE     2 AC2 23 ARG A 204  GLU A 206  GLU A 213  PHE A 216                    
SITE     3 AC2 23 GLN A 218  GLU A 220  PHE A 258  VAL A 261                    
SITE     4 AC2 23 LEU A 280  GLY A 281  GLY A 282  ALA A 283                    
SITE     5 AC2 23 ALA A 314  PHE A 315  GLY A 316  GLY A 318                    
SITE     6 AC2 23 ARG A 321  ILE A 332    A T  76                               
CRYST1  173.400  173.400  139.400  90.00  90.00 120.00 P 32 2 1      6          
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      0.005767  0.003330  0.000000        0.00000                         
SCALE2      0.000000  0.006659  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.007174        0.00000