HEADER    TRANSFERASE                             03-AUG-99   1C9Y              
TITLE     HUMAN ORNITHINE TRANSCARBAMYLASE: CRYSTALLOGRAPHIC INSIGHTS INTO      
TITLE    2 SUBSTRATE RECOGNITION AND CATALYTIC MECHANISM                        
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: ORNITHINE CARBAMOYLTRANSFERASE;                            
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: OTCASE, ORNITHINE TRANSCARBAMYLASE;                         
COMPND   5 EC: 2.1.3.3;                                                         
COMPND   6 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   8 EXPRESSION_SYSTEM_VECTOR: PETOTCII                                   
KEYWDS    ORNITHINE TRANSCARBAMYLASE, SUBSTRATE RECOGNITION, CATALYTIC          
KEYWDS   2 MECHANISM, TRANSFERASE                                               
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    D.SHI,X.YU,H.MORIZONO,M.TUCHMAN,N.M.ALLEWELL                          
REVDAT   4   07-FEB-24 1C9Y    1       REMARK SEQADV                            
REVDAT   3   13-JUL-11 1C9Y    1       VERSN                                    
REVDAT   2   24-FEB-09 1C9Y    1       VERSN                                    
REVDAT   1   06-JUN-00 1C9Y    0                                                
JRNL        AUTH   D.SHI,H.MORIZONO,M.AOYAGI,M.TUCHMAN,N.M.ALLEWELL             
JRNL        TITL   CRYSTAL STRUCTURE OF HUMAN ORNITHINE TRANSCARBAMYLASE        
JRNL        TITL 2 COMPLEXED WITH CARBAMOYL PHOSPHATE AND L-NORVALINE AT 1.9 A  
JRNL        TITL 3 RESOLUTION.                                                  
JRNL        REF    PROTEINS                      V.  39   271 2000              
JRNL        REFN                   ISSN 0887-3585                               
JRNL        PMID   10813810                                                     
JRNL        DOI    10.1002/(SICI)1097-0134(20000601)39:4<271::AID-PROT10>3.3.CO 
JRNL        DOI  2 ;2-5                                                         
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.90 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : X-PLOR 3.851                                         
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) : 20.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 2.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : NULL                           
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 98.6                           
REMARK   3   NUMBER OF REFLECTIONS             : 51666                          
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) : 0.187                           
REMARK   3   FREE R VALUE                     : 0.208                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 10.000                          
REMARK   3   FREE R VALUE TEST SET COUNT      : 5166                            
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) : NULL                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : NULL                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : NULL                         
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : NULL                         
REMARK   3   BIN R VALUE           (WORKING SET) : NULL                         
REMARK   3   BIN FREE R VALUE                    : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : NULL                         
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            : 2533                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 16                                      
REMARK   3   SOLVENT ATOMS            : 223                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 16.70                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : NULL                           
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : NULL                                                 
REMARK   3    B22 (A**2) : NULL                                                 
REMARK   3    B33 (A**2) : NULL                                                 
REMARK   3    B12 (A**2) : NULL                                                 
REMARK   3    B13 (A**2) : NULL                                                 
REMARK   3    B23 (A**2) : NULL                                                 
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : NULL                            
REMARK   3   ESD FROM SIGMAA              (A) : NULL                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : NULL                            
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) : 0.012                           
REMARK   3   BOND ANGLES            (DEGREES) : 2.460                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : NULL                            
REMARK   3   IMPROPER ANGLES        (DEGREES) : NULL                            
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  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1C9Y COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 09-AUG-99.                  
REMARK 100 THE DEPOSITION ID IS D_1000009475.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 29-OCT-98                          
REMARK 200  TEMPERATURE           (KELVIN) : 298                                
REMARK 200  PH                             : 7.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : NSLS                               
REMARK 200  BEAMLINE                       : X12B                               
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.0702                             
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : NULL                               
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 52412                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.900                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 35.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 1.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.8                               
REMARK 200  DATA REDUNDANCY                : 16.00                              
REMARK 200  R MERGE                    (I) : 0.05900                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 54.3000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.90                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.97                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 100.0                              
REMARK 200  DATA REDUNDANCY IN SHELL       : 7.50                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.14900                            
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: NULL                         
REMARK 200 SOFTWARE USED: AMORE                                                 
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 72.97                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 4.55                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 400, AMMONIUM SULFATE, POTASSIUM     
REMARK 280  CHLORIDE, EDTA, TRIS ACETATE, PH 7.5, VAPOR DIFFUSION, HANGING      
REMARK 280  DROP, TEMPERATURE 291K                                              
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 3                           
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X+1/2,-Y,Z+1/2                                         
REMARK 290       3555   -X,Y+1/2,-Z+1/2                                         
REMARK 290       4555   X+1/2,-Y+1/2,-Z                                         
REMARK 290       5555   Z,X,Y                                                   
REMARK 290       6555   Z+1/2,-X+1/2,-Y                                         
REMARK 290       7555   -Z+1/2,-X,Y+1/2                                         
REMARK 290       8555   -Z,X+1/2,-Y+1/2                                         
REMARK 290       9555   Y,Z,X                                                   
REMARK 290      10555   -Y,Z+1/2,-X+1/2                                         
REMARK 290      11555   Y+1/2,-Z+1/2,-X                                         
REMARK 290      12555   -Y+1/2,-Z,X+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       62.70500            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       62.70500            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       62.70500            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       62.70500            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       62.70500            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       62.70500            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   5  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY2   5  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY1   6  0.000000  0.000000  1.000000       62.70500            
REMARK 290   SMTRY2   6 -1.000000  0.000000  0.000000       62.70500            
REMARK 290   SMTRY3   6  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY1   7  0.000000  0.000000 -1.000000       62.70500            
REMARK 290   SMTRY2   7 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   7  0.000000  1.000000  0.000000       62.70500            
REMARK 290   SMTRY1   8  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY2   8  1.000000  0.000000  0.000000       62.70500            
REMARK 290   SMTRY3   8  0.000000 -1.000000  0.000000       62.70500            
REMARK 290   SMTRY1   9  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   9  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY3   9  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY1  10  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY2  10  0.000000  0.000000  1.000000       62.70500            
REMARK 290   SMTRY3  10 -1.000000  0.000000  0.000000       62.70500            
REMARK 290   SMTRY1  11  0.000000  1.000000  0.000000       62.70500            
REMARK 290   SMTRY2  11  0.000000  0.000000 -1.000000       62.70500            
REMARK 290   SMTRY3  11 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY1  12  0.000000 -1.000000  0.000000       62.70500            
REMARK 290   SMTRY2  12  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY3  12  1.000000  0.000000  0.000000       62.70500            
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: TRIMERIC                          
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC                   
REMARK 350 SOFTWARE USED: PISA,PQS                                              
REMARK 350 TOTAL BURIED SURFACE AREA: 7900 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 34160 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -61.0 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  0.000000  1.000000        0.00000            
REMARK 350   BIOMT2   2  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT3   2  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT1   3  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT2   3  0.000000  0.000000  1.000000        0.00000            
REMARK 350   BIOMT3   3  1.000000  0.000000  0.000000        0.00000            
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     LYS A  34    CG   CD   CE   NZ                                   
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 182   NE2   HIS A 182   CD2    -0.075                       
REMARK 500    HIS A 214   NE2   HIS A 214   CD2    -0.073                       
REMARK 500    HIS A 255   NE2   HIS A 255   CD2    -0.068                       
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  58   CD1 -  CG  -  CD2 ANGL. DEV. =   5.2 DEGREES          
REMARK 500    TRP A  58   CE2 -  CD2 -  CG  ANGL. DEV. =  -5.0 DEGREES          
REMARK 500    TRP A 193   CD1 -  CG  -  CD2 ANGL. DEV. =   5.9 DEGREES          
REMARK 500    TRP A 193   CE2 -  CD2 -  CG  ANGL. DEV. =  -5.7 DEGREES          
REMARK 500    TRP A 265   CD1 -  CG  -  CD2 ANGL. DEV. =   6.5 DEGREES          
REMARK 500    TRP A 265   CE2 -  CD2 -  CG  ANGL. DEV. =  -5.5 DEGREES          
REMARK 500    ARG A 270   NE  -  CZ  -  NH1 ANGL. DEV. =   3.1 DEGREES          
REMARK 500    TRP A 298   CD1 -  CG  -  CD2 ANGL. DEV. =   6.5 DEGREES          
REMARK 500    TRP A 298   CE2 -  CD2 -  CG  ANGL. DEV. =  -6.2 DEGREES          
REMARK 500    TRP A 332   CD1 -  CG  -  CD2 ANGL. DEV. =   5.6 DEGREES          
REMARK 500    TRP A 332   CE2 -  CD2 -  CG  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    THR A  91      -62.13   -108.87                                   
REMARK 500    TYR A 143      -66.63    -90.30                                   
REMARK 500    LEU A 163      134.50    117.92                                   
REMARK 500    ASN A 198     -168.38   -114.61                                   
REMARK 500    SER A 207      -31.86   -138.44                                   
REMARK 500    LEU A 304      153.06     68.43                                   
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 NVA A 355                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CP A 356                  
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1OTH   RELATED DB: PDB                                   
REMARK 900 1OTH CONTAINS THE SAME PROTEIN COMPLEXED WITH N-PHOSPHONACETYL-L-    
REMARK 900 ORNITHINE                                                            
DBREF  1C9Y A   34   354  UNP    P00480   OTC_HUMAN       34    354             
SEQADV 1C9Y PHE A  101  UNP  P00480    LEU   101 CONFLICT                       
SEQADV 1C9Y ARG A  270  UNP  P00480    GLN   270 CONFLICT                       
SEQRES   1 A  321  LYS VAL GLN LEU LYS GLY ARG ASP LEU LEU THR LEU LYS          
SEQRES   2 A  321  ASN PHE THR GLY GLU GLU ILE LYS TYR MET LEU TRP LEU          
SEQRES   3 A  321  SER ALA ASP LEU LYS PHE ARG ILE LYS GLN LYS GLY GLU          
SEQRES   4 A  321  TYR LEU PRO LEU LEU GLN GLY LYS SER LEU GLY MET ILE          
SEQRES   5 A  321  PHE GLU LYS ARG SER THR ARG THR ARG LEU SER THR GLU          
SEQRES   6 A  321  THR GLY PHE ALA LEU LEU GLY GLY HIS PRO CYS PHE LEU          
SEQRES   7 A  321  THR THR GLN ASP ILE HIS LEU GLY VAL ASN GLU SER LEU          
SEQRES   8 A  321  THR ASP THR ALA ARG VAL LEU SER SER MET ALA ASP ALA          
SEQRES   9 A  321  VAL LEU ALA ARG VAL TYR LYS GLN SER ASP LEU ASP THR          
SEQRES  10 A  321  LEU ALA LYS GLU ALA SER ILE PRO ILE ILE ASN GLY LEU          
SEQRES  11 A  321  SER ASP LEU TYR HIS PRO ILE GLN ILE LEU ALA ASP TYR          
SEQRES  12 A  321  LEU THR LEU GLN GLU HIS TYR SER SER LEU LYS GLY LEU          
SEQRES  13 A  321  THR LEU SER TRP ILE GLY ASP GLY ASN ASN ILE LEU HIS          
SEQRES  14 A  321  SER ILE MET MET SER ALA ALA LYS PHE GLY MET HIS LEU          
SEQRES  15 A  321  GLN ALA ALA THR PRO LYS GLY TYR GLU PRO ASP ALA SER          
SEQRES  16 A  321  VAL THR LYS LEU ALA GLU GLN TYR ALA LYS GLU ASN GLY          
SEQRES  17 A  321  THR LYS LEU LEU LEU THR ASN ASP PRO LEU GLU ALA ALA          
SEQRES  18 A  321  HIS GLY GLY ASN VAL LEU ILE THR ASP THR TRP ILE SER          
SEQRES  19 A  321  MET GLY ARG GLU GLU GLU LYS LYS LYS ARG LEU GLN ALA          
SEQRES  20 A  321  PHE GLN GLY TYR GLN VAL THR MET LYS THR ALA LYS VAL          
SEQRES  21 A  321  ALA ALA SER ASP TRP THR PHE LEU HIS CYS LEU PRO ARG          
SEQRES  22 A  321  LYS PRO GLU GLU VAL ASP ASP GLU VAL PHE TYR SER PRO          
SEQRES  23 A  321  ARG SER LEU VAL PHE PRO GLU ALA GLU ASN ARG LYS TRP          
SEQRES  24 A  321  THR ILE MET ALA VAL MET VAL SER LEU LEU THR ASP TYR          
SEQRES  25 A  321  SER PRO GLN LEU GLN LYS PRO LYS PHE                          
HET    NVA  A 355       8                                                       
HET     CP  A 356       8                                                       
HETNAM     NVA NORVALINE                                                        
HETNAM      CP PHOSPHORIC ACID MONO(FORMAMIDE)ESTER                             
FORMUL   2  NVA    C5 H11 N O2                                                  
FORMUL   3   CP    C H4 N O5 P                                                  
FORMUL   4  HOH   *223(H2 O)                                                    
HELIX    1   1 THR A   44  PHE A   48  5                                   5    
HELIX    2   2 THR A   49  GLN A   69  1                                  21    
HELIX    3   3 THR A   91  LEU A  104  1                                  14    
HELIX    4   4 SER A  123  ALA A  135  1                                  13    
HELIX    5   5 LYS A  144  ALA A  155  1                                  12    
HELIX    6   6 HIS A  168  SER A  184  1                                  17    
HELIX    7   7 ASN A  198  MET A  206  1                                   9    
HELIX    8   8 SER A  207  GLY A  212  5                                   6    
HELIX    9   9 ASP A  226  GLY A  241  1                                  16    
HELIX   10  10 ASP A  249  HIS A  255  1                                   7    
HELIX   11  11 ARG A  270  GLU A  272  5                                   3    
HELIX   12  12 GLU A  273  PHE A  281  1                                   9    
HELIX   13  13 THR A  287  ALA A  294  1                                   8    
HELIX   14  14 ASP A  312  TYR A  317  1                                   6    
HELIX   15  15 LEU A  322  THR A  343  1                                  22    
SHEET    1   A 4 HIS A 107  THR A 112  0                                        
SHEET    2   A 4 SER A  81  PHE A  86  1  O  LEU A  82   N  CYS A 109           
SHEET    3   A 4 ALA A 137  ARG A 141  1  O  ALA A 137   N  GLY A  83           
SHEET    4   A 4 ILE A 159  ASN A 161  1  N  ILE A 160   O  VAL A 138           
SHEET    1   B 5 LEU A 244  THR A 247  0                                        
SHEET    2   B 5 HIS A 214  ALA A 218  1  O  LEU A 215   N  LEU A 245           
SHEET    3   B 5 THR A 190  ILE A 194  1  O  LEU A 191   N  GLN A 216           
SHEET    4   B 5 VAL A 259  THR A 262  1  O  VAL A 259   N  SER A 192           
SHEET    5   B 5 THR A 299  HIS A 302  1  O  THR A 299   N  LEU A 260           
CISPEP   1 LEU A  304    PRO A  305          0         2.79                     
SITE     1 AC1 10 LEU A 163  ASN A 198  ASN A 199  ASP A 263                    
SITE     2 AC1 10 SER A 267  MET A 268  LEU A 304   CP A 356                    
SITE     3 AC1 10 HOH A 383  HOH A 387                                          
SITE     1 AC2 12 SER A  90  THR A  91  ARG A  92  THR A  93                    
SITE     2 AC2 12 HIS A 117  ARG A 141  HIS A 168  GLN A 171                    
SITE     3 AC2 12 CYS A 303  LEU A 304  ARG A 330  NVA A 355                    
CRYST1  125.410  125.410  125.410  90.00  90.00  90.00 P 21 3       12          
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      0.007974  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.007974  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.007974        0.00000