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Database: PDB
Entry: 3HTZ
LinkDB: 3HTZ
Original site: 3HTZ 
HEADER    LIGASE                                  12-JUN-09   3HTZ              
TITLE     CRYSTAL STRUCTURE OF THE CATALYTIC FRAGMENT OF ALANYL-TRNA SYNTHETASE 
TITLE    2 IN COMPLEX WITH L-SERINE: RE-REFINED                                 
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: ALANYL-TRNA SYNTHETASE;                                    
COMPND   3 CHAIN: A;                                                            
COMPND   4 FRAGMENT: N-TERMINAL CATALYTIC FRAGMENT, UNP RESIDUES 2-454;         
COMPND   5 SYNONYM: ALANINE--TRNA LIGASE, ALARS;                                
COMPND   6 EC: 6.1.1.7;                                                         
COMPND   7 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: AQUIFEX AEOLICUS;                               
SOURCE   3 ORGANISM_TAXID: 63363;                                               
SOURCE   4 GENE: ALAS, AQ_1293;                                                 
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   7 EXPRESSION_SYSTEM_STRAIN: B834(DE3);                                 
SOURCE   8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   9 EXPRESSION_SYSTEM_PLASMID: PET20B+                                   
KEYWDS    ADENOSINE TRIPHOSPHATE, ALANINE-TRNA LIGASE, BINDING SITES, GENETIC   
KEYWDS   2 CODE, PROTEIN CONFORMATION, AMINOACYL-TRNA SYNTHETASE, ATP-BINDING,  
KEYWDS   3 CYTOPLASM, LIGASE, NUCLEOTIDE-BINDING, PROTEIN BIOSYNTHESIS          
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    M.GUO,M.A.SWAIRJO,P.SCHIMMEL                                          
REVDAT   2   06-SEP-23 3HTZ    1       SEQADV                                   
REVDAT   1   30-JUN-09 3HTZ    0                                                
JRNL        AUTH   M.GUO,P.SCHIMMEL                                             
JRNL        TITL   SERINE PARADOX                                               
JRNL        REF    TO BE PUBLISHED                                              
JRNL        REFN                                                                
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   M.A.SWAIRJO,P.SCHIMMEL                                       
REMARK   1  TITL   BREAKING SIEVE FOR STERIC EXCLUSION OF A NONCOGNATE AMINO    
REMARK   1  TITL 2 ACID FROM ACTIVE SITE OF A TRNA SYNTHETASE                   
REMARK   1  REF    PROC.NATL.ACAD.SCI.USA        V. 102   988 2005              
REMARK   1  REFN                   ISSN 0027-8424                               
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.50 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.2.0019                                      
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : MAXIMUM LIKELIHOOD                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.50                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 37.05                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 98.7                           
REMARK   3   NUMBER OF REFLECTIONS             : 16377                          
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 + TEST SET) : 0.253                           
REMARK   3   R VALUE            (WORKING SET) : 0.250                           
REMARK   3   FREE R VALUE                     : 0.315                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.100                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 882                             
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 20                           
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 2.50                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.57                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 1202                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 99.92                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.3160                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 64                           
REMARK   3   BIN FREE R VALUE                    : 0.4370                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 3631                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 0                                       
REMARK   3   SOLVENT ATOMS            : 59                                      
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 40.04                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 1.28000                                              
REMARK   3    B22 (A**2) : 1.28000                                              
REMARK   3    B33 (A**2) : -2.56000                                             
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.969         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.383         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.311         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 13.933        
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.898                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.847                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  3714 ; 0.003 ; 0.022       
REMARK   3   BOND LENGTHS OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  5001 ; 0.763 ; 1.966       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   445 ; 4.459 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   187 ;32.704 ;23.743       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   670 ;15.374 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    28 ;18.100 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   524 ; 0.053 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  2837 ; 0.002 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):  1832 ; 0.220 ; 0.300       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  2569 ; 0.325 ; 0.500       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):   241 ; 0.227 ; 0.500       
REMARK   3   H-BOND (X...Y) OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW REFINED ATOMS        (A):    64 ; 0.186 ; 0.300       
REMARK   3   SYMMETRY VDW OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):    14 ; 0.220 ; 0.500       
REMARK   3   SYMMETRY H-BOND OTHERS            (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.     COUNT   RMS    WEIGHT      
REMARK   3   MAIN-CHAIN BOND REFINED ATOMS  (A**2):  2259 ; 0.609 ; 2.000       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  3565 ; 0.990 ; 3.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  1624 ; 0.459 ; 2.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  1436 ; 0.678 ; 3.000       
REMARK   3   SIDE-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B REFINED ATOMS     (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B OTHER ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3 ANISOTROPIC THERMAL FACTOR RESTRAINTS.    COUNT   RMS   WEIGHT       
REMARK   3   RIGID-BOND RESTRAINTS          (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; FREE ATOMS         (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; BONDED ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS STATISTICS                                           
REMARK   3   NUMBER OF DIFFERENT NCS GROUPS : NULL                              
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : BABINET MODEL WITH MASK                              
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.40                                          
REMARK   3   ION PROBE RADIUS   : 0.80                                          
REMARK   3   SHRINKAGE RADIUS   : 0.80                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING   
REMARK   3  POSITIONS                                                           
REMARK   4                                                                      
REMARK   4 3HTZ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 16-JUN-09.                  
REMARK 100 THE DEPOSITION ID IS D_1000053579.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 15-JUL-04                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 6.2                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : SSRL                               
REMARK 200  BEAMLINE                       : BL11-1                             
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : NULL                               
REMARK 200  MONOCHROMATOR                  : CURVED CRYSTAL                     
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 315                   
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-2000                           
REMARK 200  DATA SCALING SOFTWARE          : HKL-2000                           
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 17674                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.480                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 98.7                               
REMARK 200  DATA REDUNDANCY                : NULL                               
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : NULL                               
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.48                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : NULL                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : NULL                               
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: FOURIER SYNTHESIS            
REMARK 200 SOFTWARE USED: MOLREP                                                
REMARK 200 STARTING MODEL: PDB ENTRY 1YFS                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 44.61                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.22                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 5000 MME, NACL, TRIS-CL, TRIS        
REMARK 280  -BASE, L-SERINE, PH 6.2, VAPOR DIFFUSION, SITTING DROP,             
REMARK 280  TEMPERATURE 298.0K                                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 41 21 2                        
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,-Y,Z+1/2                                             
REMARK 290       3555   -Y+1/2,X+1/2,Z+1/4                                      
REMARK 290       4555   Y+1/2,-X+1/2,Z+3/4                                      
REMARK 290       5555   -X+1/2,Y+1/2,-Z+1/4                                     
REMARK 290       6555   X+1/2,-Y+1/2,-Z+3/4                                     
REMARK 290       7555   Y,X,-Z                                                  
REMARK 290       8555   -Y,-X,-Z+1/2                                            
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       86.79750            
REMARK 290   SMTRY1   3  0.000000 -1.000000  0.000000       37.04550            
REMARK 290   SMTRY2   3  1.000000  0.000000  0.000000       37.04550            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000       43.39875            
REMARK 290   SMTRY1   4  0.000000  1.000000  0.000000       37.04550            
REMARK 290   SMTRY2   4 -1.000000  0.000000  0.000000       37.04550            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000      130.19625            
REMARK 290   SMTRY1   5 -1.000000  0.000000  0.000000       37.04550            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       37.04550            
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000       43.39875            
REMARK 290   SMTRY1   6  1.000000  0.000000  0.000000       37.04550            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       37.04550            
REMARK 290   SMTRY3   6  0.000000  0.000000 -1.000000      130.19625            
REMARK 290   SMTRY1   7  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   7  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   8  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   8 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000       86.79750            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1, 2                                                    
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC                         
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A                                     
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 2                                                       
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 3210 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 36910 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -9.0 KCAL/MOL                         
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A                                     
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 350   BIOMT1   2  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT2   2  1.000000  0.000000  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     HIS A   427                                                      
REMARK 465     PHE A   428                                                      
REMARK 465     LYS A   429                                                      
REMARK 465     VAL A   430                                                      
REMARK 465     GLU A   431                                                      
REMARK 465     ALA A   432                                                      
REMARK 465     LYS A   433                                                      
REMARK 465     LYS A   434                                                      
REMARK 465     VAL A   435                                                      
REMARK 465     LYS A   436                                                      
REMARK 465     GLU A   458                                                      
REMARK 465     HIS A   459                                                      
REMARK 465     HIS A   460                                                      
REMARK 465     HIS A   461                                                      
REMARK 465     HIS A   462                                                      
REMARK 465     HIS A   463                                                      
REMARK 465     HIS A   464                                                      
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   OD1  ASN A    95     OG1  THR A   218              1.85            
REMARK 500   O    GLU A   422     N    LYS A   426              2.13            
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  17       10.11    -69.42                                   
REMARK 500    LYS A  18       48.11   -148.82                                   
REMARK 500    ARG A  22       96.04    -68.49                                   
REMARK 500    ASP A  33       73.60   -166.96                                   
REMARK 500    PRO A  57       -5.45    -58.66                                   
REMARK 500    ASP A 100      -93.34    -97.54                                   
REMARK 500    PHE A 102     -140.29   -119.05                                   
REMARK 500    MET A 198       88.95    -65.20                                   
REMARK 500    PHE A 315      -23.43   -143.90                                   
REMARK 500    ASP A 409       94.46    -68.51                                   
REMARK 500    LYS A 443      -24.94     94.17                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1YGB   RELATED DB: PDB                                   
REMARK 900 THE SAME DIFFRACTION DATA, RE-REFINED                                
DBREF  3HTZ A    1   453  UNP    O67323   SYA_AQUAE        2    454             
SEQADV 3HTZ ALA A  454  UNP  O67323              EXPRESSION TAG                 
SEQADV 3HTZ ALA A  455  UNP  O67323              EXPRESSION TAG                 
SEQADV 3HTZ ALA A  456  UNP  O67323              EXPRESSION TAG                 
SEQADV 3HTZ LEU A  457  UNP  O67323              EXPRESSION TAG                 
SEQADV 3HTZ GLU A  458  UNP  O67323              EXPRESSION TAG                 
SEQADV 3HTZ HIS A  459  UNP  O67323              EXPRESSION TAG                 
SEQADV 3HTZ HIS A  460  UNP  O67323              EXPRESSION TAG                 
SEQADV 3HTZ HIS A  461  UNP  O67323              EXPRESSION TAG                 
SEQADV 3HTZ HIS A  462  UNP  O67323              EXPRESSION TAG                 
SEQADV 3HTZ HIS A  463  UNP  O67323              EXPRESSION TAG                 
SEQADV 3HTZ HIS A  464  UNP  O67323              EXPRESSION TAG                 
SEQRES   1 A  464  SER LEU SER ALA HIS GLU ILE ARG GLU LEU PHE LEU SER          
SEQRES   2 A  464  PHE PHE GLU LYS LYS GLY HIS THR ARG VAL LYS SER ALA          
SEQRES   3 A  464  PRO LEU VAL PRO GLU ASN ASP PRO THR LEU LEU PHE VAL          
SEQRES   4 A  464  ASN ALA GLY MET VAL PRO PHE LYS ASN VAL PHE LEU GLY          
SEQRES   5 A  464  LEU GLU LYS ARG PRO TYR LYS ARG ALA THR SER CYS GLN          
SEQRES   6 A  464  LYS CYS LEU ARG VAL SER GLY LYS HIS ASN ASP LEU GLU          
SEQRES   7 A  464  GLN VAL GLY TYR THR SER ARG HIS HIS THR PHE PHE GLU          
SEQRES   8 A  464  MET LEU GLY ASN PHE SER PHE GLY ASP TYR PHE LYS LYS          
SEQRES   9 A  464  GLU ALA ILE GLU TYR ALA TRP GLU PHE VAL THR GLU VAL          
SEQRES  10 A  464  LEU LYS LEU PRO LYS GLU LYS LEU TYR VAL SER VAL TYR          
SEQRES  11 A  464  LYS ASP ASP GLU GLU ALA TYR ARG ILE TRP ASN GLU HIS          
SEQRES  12 A  464  ILE GLY ILE PRO SER GLU ARG ILE TRP ARG LEU GLY GLU          
SEQRES  13 A  464  GLU ASP ASN PHE TRP GLN MET GLY ASP VAL GLY PRO CYS          
SEQRES  14 A  464  GLY PRO SER SER GLU ILE TYR VAL ASP ARG GLY GLU GLU          
SEQRES  15 A  464  TYR GLU GLY ASP GLU ARG TYR LEU GLU ILE TRP ASN LEU          
SEQRES  16 A  464  VAL PHE MET GLN TYR ASN ARG ASP GLU ASN GLY VAL LEU          
SEQRES  17 A  464  THR PRO LEU PRO HIS PRO ASN ILE ASP THR GLY MET GLY          
SEQRES  18 A  464  LEU GLU ARG ILE ALA SER VAL LEU GLN GLY LYS ASN SER          
SEQRES  19 A  464  ASN PHE GLU ILE ASP ILE ILE PHE PRO LEU ILE GLN PHE          
SEQRES  20 A  464  GLY GLU GLU VAL SER GLY LYS LYS TYR GLY GLU LYS PHE          
SEQRES  21 A  464  GLU THR ASP VAL ALA LEU ARG VAL ILE ALA ASP HIS LEU          
SEQRES  22 A  464  ARG ALA ILE THR PHE ALA ILE SER ASP GLY VAL ILE PRO          
SEQRES  23 A  464  SER ASN GLU GLY ARG GLY TYR VAL ILE ARG ARG ILE LEU          
SEQRES  24 A  464  ARG ARG ALA MET ARG PHE GLY TYR LYS LEU GLY ILE GLU          
SEQRES  25 A  464  ASN PRO PHE LEU TYR LYS GLY VAL ASP LEU VAL VAL ASP          
SEQRES  26 A  464  ILE MET LYS GLU PRO TYR PRO GLU LEU GLU LEU SER ARG          
SEQRES  27 A  464  GLU PHE VAL LYS GLY ILE VAL LYS GLY GLU GLU LYS ARG          
SEQRES  28 A  464  PHE ILE LYS THR LEU LYS ALA GLY MET GLU TYR ILE GLN          
SEQRES  29 A  464  GLU VAL ILE GLN LYS ALA LEU GLU GLU GLY ARG LYS THR          
SEQRES  30 A  464  LEU SER GLY LYS GLU VAL PHE THR ALA TYR ASP THR TYR          
SEQRES  31 A  464  GLY PHE PRO VAL ASP LEU ILE ASP GLU ILE ALA ARG GLU          
SEQRES  32 A  464  LYS GLY LEU GLY ILE ASP LEU GLU GLY PHE GLN CYS GLU          
SEQRES  33 A  464  LEU GLU GLU GLN ARG GLU ARG ALA ARG LYS HIS PHE LYS          
SEQRES  34 A  464  VAL GLU ALA LYS LYS VAL LYS PRO VAL TYR SER HIS LEU          
SEQRES  35 A  464  LYS GLU LEU GLY LYS THR SER ALA PHE VAL GLY ALA ALA          
SEQRES  36 A  464  ALA LEU GLU HIS HIS HIS HIS HIS HIS                          
FORMUL   2  HOH   *59(H2 O)                                                     
HELIX    1   1 SER A    3  LYS A   17  1                                  15    
HELIX    2   2 MET A   43  LYS A   47  5                                   5    
HELIX    3   3 LEU A   77  VAL A   80  5                                   4    
HELIX    4   4 PHE A  102  GLU A  116  1                                  15    
HELIX    5   5 PRO A  121  GLU A  123  5                                   3    
HELIX    6   6 ASP A  133  GLU A  142  1                                  10    
HELIX    7   7 PRO A  147  GLU A  149  5                                   3    
HELIX    8   8 GLY A  155  ASN A  159  1                                   5    
HELIX    9   9 GLU A  184  ARG A  188  1                                   5    
HELIX   10  10 LEU A  222  GLN A  230  1                                   9    
HELIX   11  11 SER A  234  ILE A  238  5                                   5    
HELIX   12  12 ILE A  241  GLY A  253  1                                  13    
HELIX   13  13 LYS A  259  ASP A  282  1                                  24    
HELIX   14  14 GLU A  289  LEU A  309  1                                  21    
HELIX   15  15 PHE A  315  MET A  327  1                                  13    
HELIX   16  16 GLU A  333  GLU A  373  1                                  41    
HELIX   17  17 SER A  379  THR A  389  1                                  11    
HELIX   18  18 PRO A  393  GLU A  403  1                                  11    
HELIX   19  19 ASP A  409  LYS A  426  1                                  18    
HELIX   20  20 GLU A  444  SER A  449  1                                   6    
HELIX   21  21 GLY A  453  LEU A  457  5                                   5    
SHEET    1   A 8 THR A  21  ARG A  22  0                                        
SHEET    2   A 8 ARG A  60  LEU A  68  1  O  ARG A  60   N  THR A  21           
SHEET    3   A 8 PHE A  89  PHE A  98 -1  O  MET A  92   N  GLN A  65           
SHEET    4   A 8 LEU A 208  GLY A 221 -1  O  MET A 220   N  LEU A  93           
SHEET    5   A 8 TYR A 189  ARG A 202 -1  N  VAL A 196   O  ASP A 217           
SHEET    6   A 8 GLY A 167  ASP A 178 -1  N  GLY A 167   O  ARG A 202           
SHEET    7   A 8 LEU A 125  TYR A 130 -1  N  TYR A 126   O  TYR A 176           
SHEET    8   A 8 ILE A 151  LEU A 154  1  O  TRP A 152   N  VAL A 129           
SHEET    1   B 7 THR A  21  ARG A  22  0                                        
SHEET    2   B 7 ARG A  60  LEU A  68  1  O  ARG A  60   N  THR A  21           
SHEET    3   B 7 PHE A  89  PHE A  98 -1  O  MET A  92   N  GLN A  65           
SHEET    4   B 7 LEU A 208  GLY A 221 -1  O  MET A 220   N  LEU A  93           
SHEET    5   B 7 TYR A 189  ARG A 202 -1  N  VAL A 196   O  ASP A 217           
SHEET    6   B 7 GLY A 167  ASP A 178 -1  N  GLY A 167   O  ARG A 202           
SHEET    7   B 7 PHE A 160  GLN A 162 -1  N  TRP A 161   O  GLY A 170           
SHEET    1   C 2 VAL A  70  SER A  71  0                                        
SHEET    2   C 2 HIS A  74  ASN A  75 -1  O  HIS A  74   N  SER A  71           
SHEET    1   D 2 THR A 377  LEU A 378  0                                        
SHEET    2   D 2 GLY A 407  ILE A 408  1  O  GLY A 407   N  LEU A 378           
CISPEP   1 PHE A   98    GLY A   99          0       -21.76                     
CRYST1   74.091   74.091  173.595  90.00  90.00  90.00 P 41 21 2     8          
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      0.013497  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.013497  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.005761        0.00000                         
(ATOM LINES ARE NOT SHOWN.)
END                                                                             
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