PDB Short entry for 1EP9
HEADER    TRANSFERASE                             28-MAR-00   1EP9              
TITLE     HUMAN ORNITHINE TRANSCARBAMYLASE: CRYSTALLOGRAPHIC INSIGHTS INTO      
TITLE    2 SUBSTRATE RECOGNITION AND CONFORMATIONAL CHANGE                      
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: ORNITHINE TRANSCARBAMYLASE;                                
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: OTCASE;                                                     
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_PLASMID: PET 21A+                                  
KEYWDS    PROTEIN-SUBSTRATE COMPLEX, TRANSFERASE                                
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    D.SHI,H.MORIZONO,X.YU,N.M.ALLEWELL,M.TUCHMAN                          
REVDAT   5   21-DEC-22 1EP9    1       REMARK SEQADV                            
REVDAT   4   04-OCT-17 1EP9    1       REMARK                                   
REVDAT   3   13-JUL-11 1EP9    1       VERSN                                    
REVDAT   2   24-FEB-09 1EP9    1       VERSN                                    
REVDAT   1   04-APR-01 1EP9    0                                                
JRNL        AUTH   D.SHI,H.MORIZONO,X.YU,L.TONG,N.M.ALLEWELL,M.TUCHMAN          
JRNL        TITL   HUMAN ORNITHINE TRANSCARBAMYLASE: CRYSTALLOGRAPHIC INSIGHTS  
JRNL        TITL 2 INTO SUBSTRATE RECOGNITION AND CONFORMATIONAL CHANGES.       
JRNL        REF    BIOCHEM.J.                    V. 354   501 2001              
JRNL        REFN                   ISSN 0264-6021                               
JRNL        PMID   11237854                                                     
JRNL        DOI    10.1042/0264-6021:3540501                                    
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.40 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : X-PLOR 3.843                                         
REMARK   3   AUTHORS     : BRUNGER                                              
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.40                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 20.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 1.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : NULL                           
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 87.8                           
REMARK   3   NUMBER OF REFLECTIONS             : 22885                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : NULL                            
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                          
REMARK   3   R VALUE            (WORKING SET) : 0.184                           
REMARK   3   FREE R VALUE                     : 0.223                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : NULL                            
REMARK   3   FREE R VALUE TEST SET COUNT      : 1884                            
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            : 2528                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 8                                       
REMARK   3   SOLVENT ATOMS            : 159                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 23.80                          
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) : 0.011                           
REMARK   3   BOND ANGLES            (DEGREES) : 2.610                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 23.98                           
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: USED WEIGHTED FULL MATRIX LEAST SQUARES   
REMARK   3  PROCEDURE.                                                          
REMARK   4                                                                      
REMARK   4 1EP9 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 03-APR-00.                  
REMARK 100 THE DEPOSITION ID IS D_1000010793.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 27-AUG-99                          
REMARK 200  TEMPERATURE           (KELVIN) : 298.0                              
REMARK 200  PH                             : 7.4                                
REMARK 200  NUMBER OF CRYSTALS USED        : NULL                               
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : N                                  
REMARK 200  RADIATION SOURCE               : ROTATING ANODE                     
REMARK 200  BEAMLINE                       : NULL                               
REMARK 200  X-RAY GENERATOR MODEL          : RIGAKU                             
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.5418                             
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : AREA DETECTOR                      
REMARK 200  DETECTOR MANUFACTURER          : SIEMENS                            
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : X-GEN                              
REMARK 200  DATA SCALING SOFTWARE          : X-GEN                              
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 26061                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.400                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 20.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 1.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 98.4                               
REMARK 200  DATA REDUNDANCY                : 12.80                              
REMARK 200  R MERGE                    (I) : 0.11100                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 23.3000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.40                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.54                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 93.2                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 8.20                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.40200                            
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   (%): 73.09                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 4.57                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 20 MM TRISAC, 2MM EDTA, 20MM KCL, 4MM    
REMARK 280  PALO, PH 7.4, VAPOR DIFFUSION, HANGING 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       62.80000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       62.80000            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       62.80000            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       62.80000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       62.80000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       62.80000            
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       62.80000            
REMARK 290   SMTRY2   6 -1.000000  0.000000  0.000000       62.80000            
REMARK 290   SMTRY3   6  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY1   7  0.000000  0.000000 -1.000000       62.80000            
REMARK 290   SMTRY2   7 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   7  0.000000  1.000000  0.000000       62.80000            
REMARK 290   SMTRY1   8  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY2   8  1.000000  0.000000  0.000000       62.80000            
REMARK 290   SMTRY3   8  0.000000 -1.000000  0.000000       62.80000            
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       62.80000            
REMARK 290   SMTRY3  10 -1.000000  0.000000  0.000000       62.80000            
REMARK 290   SMTRY1  11  0.000000  1.000000  0.000000       62.80000            
REMARK 290   SMTRY2  11  0.000000  0.000000 -1.000000       62.80000            
REMARK 290   SMTRY3  11 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY1  12  0.000000 -1.000000  0.000000       62.80000            
REMARK 290   SMTRY2  12  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY3  12  1.000000  0.000000  0.000000       62.80000            
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 300 REMARK: THE BIOLOGICAL ASSEMBLY IS A TRIMER CONSTRUCTED FROM CHAIN   
REMARK 300 A A SYMMETRY PARTNER GENERATED BY THE THREE-FOLD.                    
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: 8050 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 35270 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -62.0 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 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     LYS A    34                                                      
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 107   NE2   HIS A 107   CD2    -0.070                       
REMARK 500    HIS A 117   NE2   HIS A 117   CD2    -0.074                       
REMARK 500    HIS A 182   NE2   HIS A 182   CD2    -0.070                       
REMARK 500    HIS A 214   NE2   HIS A 214   CD2    -0.067                       
REMARK 500    HIS A 255   NE2   HIS A 255   CD2    -0.067                       
REMARK 500    HIS A 302   NE2   HIS A 302   CD2    -0.070                       
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. =   5.6 DEGREES          
REMARK 500    TRP A  58   CE2 -  CD2 -  CG  ANGL. DEV. =  -5.2 DEGREES          
REMARK 500    TRP A 193   CD1 -  CG  -  CD2 ANGL. DEV. =   5.7 DEGREES          
REMARK 500    TRP A 193   CE2 -  CD2 -  CG  ANGL. DEV. =  -5.6 DEGREES          
REMARK 500    TRP A 265   CD1 -  CG  -  CD2 ANGL. DEV. =   6.1 DEGREES          
REMARK 500    TRP A 265   CE2 -  CD2 -  CG  ANGL. DEV. =  -6.7 DEGREES          
REMARK 500    TRP A 265   CG  -  CD2 -  CE3 ANGL. DEV. =   8.1 DEGREES          
REMARK 500    SER A 267   CA  -  C   -  N   ANGL. DEV. = -13.5 DEGREES          
REMARK 500    LYS A 274   CA  -  CB  -  CG  ANGL. DEV. =  17.2 DEGREES          
REMARK 500    TRP A 298   CD1 -  CG  -  CD2 ANGL. DEV. =   6.5 DEGREES          
REMARK 500    TRP A 298   CE2 -  CD2 -  CG  ANGL. DEV. =  -5.8 DEGREES          
REMARK 500    TRP A 332   CD1 -  CG  -  CD2 ANGL. DEV. =   5.9 DEGREES          
REMARK 500    TRP A 332   CE2 -  CD2 -  CG  ANGL. DEV. =  -6.1 DEGREES          
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: TORSION ANGLES                                             
REMARK 500                                                                      
REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS:            
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2)                    
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI-           
REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400            
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        PSI       PHI                                   
REMARK 500    PRO A  75       45.83    -78.60                                   
REMARK 500    LEU A 118      -19.93   -145.23                                   
REMARK 500    LEU A 163      132.48    112.71                                   
REMARK 500    ASN A 198     -167.15   -106.72                                   
REMARK 500    SER A 207      -33.47   -137.17                                   
REMARK 500    SER A 267       87.49    -40.01                                   
REMARK 500    ARG A 270       68.74   -155.77                                   
REMARK 500    GLU A 272      -48.15    -24.39                                   
REMARK 500    LYS A 274      -94.73    -33.92                                   
REMARK 500    LYS A 275      -35.25     47.05                                   
REMARK 500    HIS A 302      119.03   -161.56                                   
REMARK 500    LEU A 304      159.54     68.54                                   
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 CP A 355                  
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1C9Y   RELATED DB: PDB                                   
REMARK 900 1C9Y CONTAINS THE SAME PROTEIN COMPLEXED WITH CARBAMOYL PHOSPHATE    
REMARK 900 AND L-NORVALINE                                                      
REMARK 900 RELATED ID: 1OTH   RELATED DB: PDB                                   
REMARK 900 1OTH CONTAINS THE SAME PROTEIN COMPLEXED WITH N-(PHOSPHONACETYL)-L-  
REMARK 900 ORNITHINE                                                            
DBREF  1EP9 A   34   354  UNP    P00480   OTC_HUMAN       34    354             
SEQADV 1EP9 PHE A  101  UNP  P00480    LEU   101 VARIANT                        
SEQADV 1EP9 ARG A  270  UNP  P00480    GLN   270 VARIANT                        
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     CP  A 355       8                                                       
HETNAM      CP PHOSPHORIC ACID MONO(FORMAMIDE)ESTER                             
FORMUL   2   CP    C H4 N O5 P                                                  
FORMUL   3  HOH   *159(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 LYS A  275  ALA A  280  1                                   6    
HELIX   12  12 THR A  287  ALA A  294  1                                   8    
HELIX   13  13 ASP A  312  TYR A  317  1                                   6    
HELIX   14  14 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  N  LEU A  82   O  HIS A 107           
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  N  LEU A 191   O  HIS A 214           
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        -6.17                     
SITE     1 AC1 12 SER A  90  THR A  91  ARG A  92  THR A  93                    
SITE     2 AC1 12 HIS A 117  ARG A 141  HIS A 168  GLN A 171                    
SITE     3 AC1 12 CYS A 303  LEU A 304  ARG A 330  HOH A 359                    
CRYST1  125.600  125.600  125.600  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      0.007962  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.007962  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.007962        0.00000