HEADER    COMPLEX (LYASE/PEPTIDE)                 15-MAY-96   1YAS              
TITLE     HYDROXYNITRILE LYASE COMPLEXED WITH HISTIDINE                         
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: HYDROXYNITRILE LYASE;                                      
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: OXYNITRILE LYASE;                                           
COMPND   5 EC: 4.1.2.39;                                                        
COMPND   6 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HEVEA BRASILIENSIS;                             
SOURCE   3 ORGANISM_TAXID: 3981;                                                
SOURCE   4 ORGAN: LEAF;                                                         
SOURCE   5 GENE: HNL;                                                           
SOURCE   6 EXPRESSION_SYSTEM: PICHIA PASTORIS;                                  
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 4922;                                       
SOURCE   8 EXPRESSION_SYSTEM_PLASMID: BHIL-D2;                                  
SOURCE   9 EXPRESSION_SYSTEM_GENE: HNL                                          
KEYWDS    OXYNITRILASE, CYANOGENESIS, CYANHYDRIN FORMATION, LYASE, COMPLEX      
KEYWDS   2 (LYASE-PEPTIDE), COMPLEX (LYASE-PEPTIDE) COMPLEX                     
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    U.G.WAGNER,C.KRATKY                                                   
REVDAT   4   14-FEB-24 1YAS    1       REMARK                                   
REVDAT   3   08-SEP-09 1YAS    1       SHEET                                    
REVDAT   2   24-FEB-09 1YAS    1       VERSN                                    
REVDAT   1   16-JUN-97 1YAS    0                                                
JRNL        AUTH   U.G.WAGNER,M.HASSLACHER,H.GRIENGL,H.SCHWAB,C.KRATKY          
JRNL        TITL   MECHANISM OF CYANOGENESIS: THE CRYSTAL STRUCTURE OF          
JRNL        TITL 2 HYDROXYNITRILE LYASE FROM HEVEA BRASILIENSIS.                
JRNL        REF    STRUCTURE                     V.   4   811 1996              
JRNL        REFN                   ISSN 0969-2126                               
JRNL        PMID   8805565                                                      
JRNL        DOI    10.1016/S0969-2126(96)00088-3                                
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   M.HASSLACHER,C.KRATKY,H.GRIENGL,H.SCHWAB,S.D.KOHLWEIN        
REMARK   1  TITL   HYDROXYNITRILE LYASE FROM HEVEA BRASILIENSIS: MOLECULAR      
REMARK   1  TITL 2 CHARACTERIZATION AND MECHANISM OF ENZYME CATALYSIS           
REMARK   1  REF    PROTEINS                      V.  27   438 1997              
REMARK   1  REFN                   ISSN 0887-3585                               
REMARK   1 REFERENCE 2                                                          
REMARK   1  AUTH   U.G.WAGNER,M.SCHALL,M.HAYN,M.HASSLACHER,H.SCHWAB,            
REMARK   1  AUTH 2 H.S.GRIENGL,C.KRATKY                                         
REMARK   1  TITL   CRYSTALLIZATION OF A HYDROXYNITRILE LYASE                    
REMARK   1  REF    ACTA CRYSTALLOGR.,SECT.D      V.  52   591 1996              
REMARK   1  REFN                   ISSN 0907-4449                               
REMARK   1 REFERENCE 3                                                          
REMARK   1  AUTH   M.HASSLACHER,M.SCHALL,M.HAYN,H.GRIENGL,S.D.KOHLWEIN,H.SCHWAB 
REMARK   1  TITL   MOLECULAR CLONING OF THE FULL-LENGTH CDNA OF                 
REMARK   1  TITL 2 (S)-HYDROXYNITRILE LYASE FROM HEVEA BRASILIENSIS. FUNCTIONAL 
REMARK   1  TITL 3 EXPRESSION IN ESCHERICHIA COLI AND SACCHAROMYCES CEREVISIAE  
REMARK   1  TITL 4 AND IDENTIFICATION OF AN ACTIVE SITE RESIDUE                 
REMARK   1  REF    J.BIOL.CHEM.                  V. 271  5884 1996              
REMARK   1  REFN                   ISSN 0021-9258                               
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.90 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : X-PLOR 3.1                                           
REMARK   3   AUTHORS     : BRUNGER                                              
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.90                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 15.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 3.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : NULL                           
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 76.7                           
REMARK   3   NUMBER OF REFLECTIONS             : 20547                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : FREE-R                          
REMARK   3   FREE R VALUE TEST SET SELECTION  : NULL                            
REMARK   3   R VALUE            (WORKING SET) : 0.199                           
REMARK   3   FREE R VALUE                     : 0.241                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 10.000                          
REMARK   3   FREE R VALUE TEST SET COUNT      : 2030                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : NULL                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : NULL                         
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 1.90                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.99                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 76.68                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 1230                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.3380                       
REMARK   3   BIN FREE R VALUE                    : 0.3810                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 7.58                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 139                          
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : NULL                         
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2057                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 16                                      
REMARK   3   SOLVENT ATOMS            : 77                                      
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 15.29                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 8.75                           
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -2.85600                                             
REMARK   3    B22 (A**2) : 1.29800                                              
REMARK   3    B33 (A**2) : 1.55800                                              
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : NULL                            
REMARK   3   ESD FROM SIGMAA              (A) : NULL                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : 15.0                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : NULL                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : NULL                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.018                           
REMARK   3   BOND ANGLES            (DEGREES) : 2.990                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 24.47                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 1.388                           
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : NULL                                      
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  NCS MODEL : NULL                                                    
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS.                         RMS   SIGMA/WEIGHT          
REMARK   3   GROUP  1  POSITIONAL            (A) : NULL  ; NULL                 
REMARK   3   GROUP  1  B-FACTOR           (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  PARAMETER FILE  1  : PARAM19X.PRO                                   
REMARK   3  PARAMETER FILE  2  : PARAM19X.SOL                                   
REMARK   3  PARAMETER FILE  3  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : TOPH19X.PRO                                    
REMARK   3  TOPOLOGY FILE  2   : TOPH19X.SOL                                    
REMARK   3  TOPOLOGY FILE  3   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1YAS COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL.                                
REMARK 100 THE DEPOSITION ID IS D_1000177359.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 12-MAY-95                          
REMARK 200  TEMPERATURE           (KELVIN) : 120                                
REMARK 200  PH                             : 7.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : EMBL/DESY, HAMBURG                 
REMARK 200  BEAMLINE                       : X31                                
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.92                               
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : MARRESEARCH                        
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 24031                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.900                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 15.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 90.4                               
REMARK 200  DATA REDUNDANCY                : 5.000                              
REMARK 200  R MERGE                    (I) : 0.07300                            
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) : 1.90                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.93                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 67.8                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 2.50                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.35500                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: NULL                                           
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MIR                          
REMARK 200 SOFTWARE USED: X-PLOR 3.1                                            
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 56.00                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.80                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1 M NATRIUM HEPES BUFFER PH=7.5 2 %    
REMARK 280  PEG 400, 2.0 M AMMONIUM SULFATE, 20 DEGREES., TEMPERATURE 293K,     
REMARK 280  PH 7.5                                                              
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 2 2 21                         
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   -X,Y,-Z+1/2                                             
REMARK 290       4555   X,-Y,-Z                                                 
REMARK 290       5555   X+1/2,Y+1/2,Z                                           
REMARK 290       6555   -X+1/2,-Y+1/2,Z+1/2                                     
REMARK 290       7555   -X+1/2,Y+1/2,-Z+1/2                                     
REMARK 290       8555   X+1/2,-Y+1/2,-Z                                         
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       64.11300            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       64.11300            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  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       23.85150            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       54.50500            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   6 -1.000000  0.000000  0.000000       23.85150            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       54.50500            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000       64.11300            
REMARK 290   SMTRY1   7 -1.000000  0.000000  0.000000       23.85150            
REMARK 290   SMTRY2   7  0.000000  1.000000  0.000000       54.50500            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000       64.11300            
REMARK 290   SMTRY1   8  1.000000  0.000000  0.000000       23.85150            
REMARK 290   SMTRY2   8  0.000000 -1.000000  0.000000       54.50500            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC                           
REMARK 350 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  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   2  0.000000 -1.000000  0.000000      109.01000            
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 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   O    HOH A   575     O    HOH A   575     3655     0.50            
REMARK 500   O    HOH A   576     O    HOH A   576     3655     0.78            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS                                      
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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3)               
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   RES CSSEQI ATM2   DEVIATION                     
REMARK 500    HIS A   5   NE2   HIS A   5   CD2    -0.091                       
REMARK 500    HIS A  10   NE2   HIS A  10   CD2    -0.085                       
REMARK 500    HIS A  20   NE2   HIS A  20   CD2    -0.071                       
REMARK 500    HIS A  31   NE2   HIS A  31   CD2    -0.070                       
REMARK 500    GLU A 192   CB    GLU A 192   CG      0.126                       
REMARK 500    HIS A 235   NE2   HIS A 235   CD2    -0.092                       
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    TRP A  17   CD1 -  CG  -  CD2 ANGL. DEV. =   6.3 DEGREES          
REMARK 500    TRP A  17   CE2 -  CD2 -  CG  ANGL. DEV. =  -6.0 DEGREES          
REMARK 500    TRP A  19   CD1 -  CG  -  CD2 ANGL. DEV. =   7.7 DEGREES          
REMARK 500    TRP A  19   CG  -  CD1 -  NE1 ANGL. DEV. =  -6.1 DEGREES          
REMARK 500    TRP A  19   CE2 -  CD2 -  CG  ANGL. DEV. =  -6.6 DEGREES          
REMARK 500    SER A  80   CA  -  C   -  N   ANGL. DEV. =  13.4 DEGREES          
REMARK 500    TRP A 128   CD1 -  CG  -  CD2 ANGL. DEV. =   6.3 DEGREES          
REMARK 500    ARG A 154   NE  -  CZ  -  NH1 ANGL. DEV. =   3.2 DEGREES          
REMARK 500    TRP A 203   CD1 -  CG  -  CD2 ANGL. DEV. =   5.6 DEGREES          
REMARK 500    TRP A 203   CE2 -  CD2 -  CG  ANGL. DEV. =  -5.3 DEGREES          
REMARK 500    ILE A 209   CB  -  CA  -  C   ANGL. DEV. = -12.4 DEGREES          
REMARK 500    ILE A 209   CB  -  CG1 -  CD1 ANGL. DEV. = -20.7 DEGREES          
REMARK 500    TRP A 217   CD1 -  CG  -  CD2 ANGL. DEV. =   6.6 DEGREES          
REMARK 500    TRP A 217   CE2 -  CD2 -  CG  ANGL. DEV. =  -5.2 DEGREES          
REMARK 500    HIS A 235   CE1 -  NE2 -  CD2 ANGL. DEV. =   5.8 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    CYS A  13       -4.20     68.49                                   
REMARK 500    HIS A  14     -161.85   -106.16                                   
REMARK 500    SER A  80     -110.01     49.20                                   
REMARK 500    ASP A 109     -168.80   -125.75                                   
REMARK 500    LYS A 129     -125.29     47.00                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: CAT                                                 
REMARK 800 EVIDENCE_CODE: UNKNOWN                                               
REMARK 800 SITE_DESCRIPTION: BINDING SITE.                                      
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 301                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HIS A 300                 
DBREF  1YAS A    1   257  UNP    P52704   HNL_HEVBR        1    257             
SEQRES   1 A  257  MET ALA PHE ALA HIS PHE VAL LEU ILE HIS THR ILE CYS          
SEQRES   2 A  257  HIS GLY ALA TRP ILE TRP HIS LYS LEU LYS PRO LEU LEU          
SEQRES   3 A  257  GLU ALA LEU GLY HIS LYS VAL THR ALA LEU ASP LEU ALA          
SEQRES   4 A  257  ALA SER GLY VAL ASP PRO ARG GLN ILE GLU GLU ILE GLY          
SEQRES   5 A  257  SER PHE ASP GLU TYR SER GLU PRO LEU LEU THR PHE LEU          
SEQRES   6 A  257  GLU ALA LEU PRO PRO GLY GLU LYS VAL ILE LEU VAL GLY          
SEQRES   7 A  257  GLU SER CYS GLY GLY LEU ASN ILE ALA ILE ALA ALA ASP          
SEQRES   8 A  257  LYS TYR CYS GLU LYS ILE ALA ALA ALA VAL PHE HIS ASN          
SEQRES   9 A  257  SER VAL LEU PRO ASP THR GLU HIS CYS PRO SER TYR VAL          
SEQRES  10 A  257  VAL ASP LYS LEU MET GLU VAL PHE PRO ASP TRP LYS ASP          
SEQRES  11 A  257  THR THR TYR PHE THR TYR THR LYS ASP GLY LYS GLU ILE          
SEQRES  12 A  257  THR GLY LEU LYS LEU GLY PHE THR LEU LEU ARG GLU ASN          
SEQRES  13 A  257  LEU TYR THR LEU CYS GLY PRO GLU GLU TYR GLU LEU ALA          
SEQRES  14 A  257  LYS MET LEU THR ARG LYS GLY SER LEU PHE GLN ASN ILE          
SEQRES  15 A  257  LEU ALA LYS ARG PRO PHE PHE THR LYS GLU GLY TYR GLY          
SEQRES  16 A  257  SER ILE LYS LYS ILE TYR VAL TRP THR ASP GLN ASP GLU          
SEQRES  17 A  257  ILE PHE LEU PRO GLU PHE GLN LEU TRP GLN ILE GLU ASN          
SEQRES  18 A  257  TYR LYS PRO ASP LYS VAL TYR LYS VAL GLU GLY GLY ASP          
SEQRES  19 A  257  HIS LYS LEU GLN LEU THR LYS THR LYS GLU ILE ALA GLU          
SEQRES  20 A  257  ILE LEU GLN GLU VAL ALA ASP THR TYR ASN                      
HET    SO4  A 301       5                                                       
HET    HIS  A 300      11                                                       
HETNAM     SO4 SULFATE ION                                                      
HETNAM     HIS HISTIDINE                                                        
FORMUL   2  SO4    O4 S 2-                                                      
FORMUL   3  HIS    C6 H10 N3 O2 1+                                              
FORMUL   4  HOH   *77(H2 O)                                                     
HELIX    1  HA LYS A   21  ALA A   28  1                                   8    
HELIX    2  HB SER A   53  LEU A   68  1                                  16    
HELIX    3  HC CYS A   81  CYS A   94  1                                  14    
HELIX    4 HD1 SER A  115  PHE A  125  1BELONGS TO THE CAP DOMAIN         11    
HELIX    5 HD2 GLY A  149  LEU A  157  1BELONGS TO THE CAP DOMAIN          9    
HELIX    6 HD3 GLY A  162  THR A  173  1BELONGS TO THE CAP DOMAIN         12    
HELIX    7  HD PHE A  179  LYS A  185  1                                   7    
HELIX    8  HE LEU A  211  TYR A  222  1                                  12    
HELIX    9  HF LYS A  236  TYR A  256  1                                  21    
SHEET    1  S1 6 ALA A   4  ILE A   9  0                                        
SHEET    2  S1 6 LYS A  32  LEU A  36  1                                        
SHEET    3  S1 6 VAL A  74  GLU A  79 -1                                        
SHEET    4  S1 6 LYS A  96  ASN A 104 -1                                        
SHEET    5  S1 6 LYS A 198  TRP A 203  1                                        
SHEET    6  S1 6 LYS A 226  VAL A 230  1                                        
SHEET    1  S2 3 THR A 132  LYS A 138  0                                        
SHEET    2  S2 3 LYS A 141  LYS A 147 -1                                        
SHEET    3  S2 3 GLY A 176  LEU A 178 -1                                        
SITE     1 CAT  1 HIS A 235                                                     
SITE     1 AC1  6 THR A 137  ASP A 139  GLY A 140  GLY A 232                    
SITE     2 AC1  6 GLY A 233  LYS A 241                                          
SITE     1 AC2 10 THR A  11  ILE A  12  HIS A  14  SER A  80                    
SITE     2 AC2 10 CYS A  81  TRP A 128  LEU A 148  LEU A 157                    
SITE     3 AC2 10 HIS A 235  LYS A 236                                          
CRYST1   47.703  109.010  128.226  90.00  90.00  90.00 C 2 2 21      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      0.020963  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.009173  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.007799        0.00000