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Database: PDB
Entry: 1QW6
LinkDB: 1QW6
Original site: 1QW6 
HEADER    OXIDOREDUCTASE                          01-SEP-03   1QW6              
TITLE     RAT NEURONAL NITRIC OXIDE SYNTHASE OXYGENASE DOMAIN IN COMPLEX WITH N-
TITLE    2 OMEGA-PROPYL-L-ARG.                                                  
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: NITRIC-OXIDE SYNTHASE, BRAIN;                              
COMPND   3 CHAIN: A;                                                            
COMPND   4 FRAGMENT: RESIDUES 298-716;                                          
COMPND   5 SYNONYM: NOS, TYPE I, NEURONAL NOS, N-NOS, NNOS, CONSTITUTIVE NOS,   
COMPND   6 NC-NOS, BNOS;                                                        
COMPND   7 EC: 1.14.13.39;                                                      
COMPND   8 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: RATTUS NORVEGICUS;                              
SOURCE   3 ORGANISM_COMMON: NORWAY RAT;                                         
SOURCE   4 ORGANISM_TAXID: 10116;                                               
SOURCE   5 GENE: NOS1 OR BNOS;                                                  
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   9 EXPRESSION_SYSTEM_PLASMID: PCWORI                                    
KEYWDS    RAT NNOSOXY COMPLEX WITH N-OMEGA-PROPYL-L-ARG, OXIDOREDUCTASE         
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    R.FEDOROV,E.HARTMANN,D.K.GHOSH,I.SCHLICHTING                          
REVDAT   5   14-FEB-24 1QW6    1       REMARK SEQADV LINK                       
REVDAT   4   11-OCT-17 1QW6    1       REMARK                                   
REVDAT   3   13-JUL-11 1QW6    1       VERSN                                    
REVDAT   2   24-FEB-09 1QW6    1       VERSN                                    
REVDAT   1   09-DEC-03 1QW6    0                                                
JRNL        AUTH   R.FEDOROV,E.HARTMANN,D.K.GHOSH,I.SCHLICHTING                 
JRNL        TITL   STRUCTURAL BASIS FOR THE SPECIFICITY OF THE NITRIC-OXIDE     
JRNL        TITL 2 SYNTHASE INHIBITORS W1400 AND NOMEGA-PROPYL-L-ARG FOR THE    
JRNL        TITL 3 INDUCIBLE AND NEURONAL ISOFORMS.                             
JRNL        REF    J.BIOL.CHEM.                  V. 278 45818 2003              
JRNL        REFN                   ISSN 0021-9258                               
JRNL        PMID   12954642                                                     
JRNL        DOI    10.1074/JBC.M306030200                                       
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.10 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS                                                  
REMARK   3   AUTHORS     : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE-              
REMARK   3               : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU,              
REMARK   3               : READ,RICE,SIMONSON,WARREN                            
REMARK   3                                                                      
REMARK   3  REFINEMENT TARGET : ENGH & HUBER                                    
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.10                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 8.00                           
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : NULL                           
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : NULL                           
REMARK   3   NUMBER OF REFLECTIONS             : 23159                          
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) : 0.195                           
REMARK   3   FREE R VALUE                     : 0.243                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : NULL                            
REMARK   3   FREE R VALUE TEST SET COUNT      : 1154                            
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            : 3418                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 76                                      
REMARK   3   SOLVENT ATOMS            : 280                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 31.80                          
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) : NULL                            
REMARK   3   BOND ANGLES            (DEGREES) : NULL                            
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  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : NULL                                                 
REMARK   3   KSOL        : NULL                                                 
REMARK   3   BSOL        : 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 1QW6 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 11-SEP-03.                  
REMARK 100 THE DEPOSITION ID IS D_1000020142.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 01-OCT-01                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 7.0                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : ESRF                               
REMARK 200  BEAMLINE                       : ID14-1                             
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.934                              
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 4                     
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : XDS                                
REMARK 200  DATA SCALING SOFTWARE          : XDS                                
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 23389                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.100                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 20.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 2.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 96.8                               
REMARK 200  DATA REDUNDANCY                : 6.800                              
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : 0.06600                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 17.1000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.10                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.20                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 91.0                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : 0.29000                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 6.500                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: CNS                                                   
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 40.77                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.08                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: HEPES, DTT, PEG3350, EPPS, NACL,         
REMARK 280  GLYCEROL, β-MERCAPTOETHANOL, N-OMEGA-PROPYL-L-ARG., PH 7.0,    
REMARK 280  VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K                     
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       82.38350            
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       82.38350            
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       22.50200            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       54.44950            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   6 -1.000000  0.000000  0.000000       22.50200            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       54.44950            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000       82.38350            
REMARK 290   SMTRY1   7 -1.000000  0.000000  0.000000       22.50200            
REMARK 290   SMTRY2   7  0.000000  1.000000  0.000000       54.44950            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000       82.38350            
REMARK 290   SMTRY1   8  1.000000  0.000000  0.000000       22.50200            
REMARK 290   SMTRY2   8  0.000000 -1.000000  0.000000       54.44950            
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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA,PQS                                              
REMARK 350 TOTAL BURIED SURFACE AREA: 9360 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 33920 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -139.0 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 -1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   2  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   2  0.000000  0.000000 -1.000000       82.38350            
REMARK 375                                                                      
REMARK 375 SPECIAL POSITION                                                     
REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS            
REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL          
REMARK 375 POSITIONS.                                                           
REMARK 375                                                                      
REMARK 375 ATOM RES CSSEQI                                                      
REMARK 375 ZN    ZN A 950  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH A  91  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH A 140  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH A 218  LIES ON A SPECIAL POSITION.                          
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    SER A 339       76.13    -66.61                                   
REMARK 500    HIS A 341       20.52   -160.04                                   
REMARK 500    THR A 342       25.52    -61.50                                   
REMARK 500    ARG A 343      114.05     53.08                                   
REMARK 500    GLU A 346       81.79    -47.33                                   
REMARK 500    ASP A 347     -144.96     47.81                                   
REMARK 500    LYS A 370       48.94     37.73                                   
REMARK 500    ALA A 412       93.92    -65.68                                   
REMARK 500    ASP A 467      -76.68    -30.33                                   
REMARK 500    HIS A 470      161.79    133.69                                   
REMARK 500    ASP A 489       21.75    -75.21                                   
REMARK 500    PHE A 517       63.64   -103.00                                   
REMARK 500    LYS A 550      -50.45   -129.78                                   
REMARK 500    ASP A 556       -9.45    -56.13                                   
REMARK 500    CYS A 582       59.75   -148.81                                   
REMARK 500    ARG A 603     -131.79   -114.79                                   
REMARK 500    PRO A 682        3.97    -68.55                                   
REMARK 500    THR A 713      -53.52   -141.16                                   
REMARK 500    HIS A 714      138.28    -39.16                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: MAIN CHAIN PLANARITY                                       
REMARK 500                                                                      
REMARK 500 THE FOLLOWING RESIDUES HAVE A PSEUDO PLANARITY                       
REMARK 500 TORSION ANGLE, C(I) - CA(I) - N(I+1) - O(I), GREATER                 
REMARK 500 10.0 DEGREES. (M=MODEL NUMBER; RES=RESIDUE NAME;                     
REMARK 500 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;                            
REMARK 500 I=INSERTION CODE).                                                   
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        ANGLE                                           
REMARK 500    HIS A 470        -13.14                                           
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 620                                                                      
REMARK 620 METAL COORDINATION                                                   
REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              ZN A 950  ZN                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 CYS A 326   SG                                                     
REMARK 620 2 CYS A 326   SG  119.5                                              
REMARK 620 3 CYS A 331   SG  117.0 100.4                                        
REMARK 620 4 CYS A 331   SG  100.5 117.0 101.7                                  
REMARK 620 N                    1     2     3                                   
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                             HEM A 900  FE                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 CYS A 415   SG                                                     
REMARK 620 2 HEM A 900   NA  101.3                                              
REMARK 620 3 HEM A 900   NB   97.5  89.2                                        
REMARK 620 4 HEM A 900   NC  101.0 157.6  88.1                                  
REMARK 620 5 HEM A 900   ND   97.6  87.7 164.9  89.2                            
REMARK 620 N                    1     2     3     4                             
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 950                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM A 900                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE H4B A 901                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 3AR A 902                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1QW4   RELATED DB: PDB                                   
REMARK 900 MURINE INOS OXYGENASE DOMAIN IN COMPLEX WITH THE SAME INHIBITOR.     
REMARK 900 RELATED ID: 1QW5   RELATED DB: PDB                                   
DBREF  1QW6 A  298   716  UNP    P29476   NOS1_RAT       298    716             
SEQADV 1QW6 GLY A  297  UNP  P29476              CLONING ARTIFACT               
SEQRES   1 A  420  GLY PRO ARG PHE LEU LYS VAL LYS ASN TRP GLU THR ASP          
SEQRES   2 A  420  VAL VAL LEU THR ASP THR LEU HIS LEU LYS SER THR LEU          
SEQRES   3 A  420  GLU THR GLY CYS THR GLU HIS ILE CYS MET GLY SER ILE          
SEQRES   4 A  420  MET LEU PRO SER GLN HIS THR ARG LYS PRO GLU ASP VAL          
SEQRES   5 A  420  ARG THR LYS ASP GLN LEU PHE PRO LEU ALA LYS GLU PHE          
SEQRES   6 A  420  LEU ASP GLN TYR TYR SER SER ILE LYS ARG PHE GLY SER          
SEQRES   7 A  420  LYS ALA HIS MET ASP ARG LEU GLU GLU VAL ASN LYS GLU          
SEQRES   8 A  420  ILE GLU SER THR SER THR TYR GLN LEU LYS ASP THR GLU          
SEQRES   9 A  420  LEU ILE TYR GLY ALA LYS HIS ALA TRP ARG ASN ALA SER          
SEQRES  10 A  420  ARG CYS VAL GLY ARG ILE GLN TRP SER LYS LEU GLN VAL          
SEQRES  11 A  420  PHE ASP ALA ARG ASP CYS THR THR ALA HIS GLY MET PHE          
SEQRES  12 A  420  ASN TYR ILE CYS ASN HIS VAL LYS TYR ALA THR ASN LYS          
SEQRES  13 A  420  GLY ASN LEU ARG SER ALA ILE THR ILE PHE PRO GLN ARG          
SEQRES  14 A  420  THR ASP GLY LYS HIS ASP PHE ARG VAL TRP ASN SER GLN          
SEQRES  15 A  420  LEU ILE ARG TYR ALA GLY TYR LYS GLN PRO ASP GLY SER          
SEQRES  16 A  420  THR LEU GLY ASP PRO ALA ASN VAL GLN PHE THR GLU ILE          
SEQRES  17 A  420  CYS ILE GLN GLN GLY TRP LYS ALA PRO ARG GLY ARG PHE          
SEQRES  18 A  420  ASP VAL LEU PRO LEU LEU LEU GLN ALA ASN GLY ASN ASP          
SEQRES  19 A  420  PRO GLU LEU PHE GLN ILE PRO PRO GLU LEU VAL LEU GLU          
SEQRES  20 A  420  VAL PRO ILE ARG HIS PRO LYS PHE ASP TRP PHE LYS ASP          
SEQRES  21 A  420  LEU GLY LEU LYS TRP TYR GLY LEU PRO ALA VAL SER ASN          
SEQRES  22 A  420  MET LEU LEU GLU ILE GLY GLY LEU GLU PHE SER ALA CYS          
SEQRES  23 A  420  PRO PHE SER GLY TRP TYR MET GLY THR GLU ILE GLY VAL          
SEQRES  24 A  420  ARG ASP TYR CYS ASP ASN SER ARG TYR ASN ILE LEU GLU          
SEQRES  25 A  420  GLU VAL ALA LYS LYS MET ASP LEU ASP MET ARG LYS THR          
SEQRES  26 A  420  SER SER LEU TRP LYS ASP GLN ALA LEU VAL GLU ILE ASN          
SEQRES  27 A  420  ILE ALA VAL LEU TYR SER PHE GLN SER ASP LYS VAL THR          
SEQRES  28 A  420  ILE VAL ASP HIS HIS SER ALA THR GLU SER PHE ILE LYS          
SEQRES  29 A  420  HIS MET GLU ASN GLU TYR ARG CYS ARG GLY GLY CYS PRO          
SEQRES  30 A  420  ALA ASP TRP VAL TRP ILE VAL PRO PRO MET SER GLY SER          
SEQRES  31 A  420  ILE THR PRO VAL PHE HIS GLN GLU MET LEU ASN TYR ARG          
SEQRES  32 A  420  LEU THR PRO SER PHE GLU TYR GLN PRO ASP PRO TRP ASN          
SEQRES  33 A  420  THR HIS VAL TRP                                              
HET     ZN  A 950       1                                                       
HET    HEM  A 900      43                                                       
HET    H4B  A 901      17                                                       
HET    3AR  A 902      15                                                       
HETNAM      ZN ZINC ION                                                         
HETNAM     HEM PROTOPORPHYRIN IX CONTAINING FE                                  
HETNAM     H4B 5,6,7,8-TETRAHYDROBIOPTERIN                                      
HETNAM     3AR N-OMEGA-PROPYL-L-ARGININE                                        
HETSYN     HEM HEME                                                             
FORMUL   2   ZN    ZN 2+                                                        
FORMUL   3  HEM    C34 H32 FE N4 O4                                             
FORMUL   4  H4B    C9 H15 N5 O3                                                 
FORMUL   5  3AR    C9 H21 N4 O2 1+                                              
FORMUL   6  HOH   *280(H2 O)                                                    
HELIX    1   1 THR A  315  SER A  320  5                                   6    
HELIX    2   2 THR A  350  ILE A  369  1                                  20    
HELIX    3   3 SER A  374  SER A  392  1                                  19    
HELIX    4   4 LYS A  397  ASN A  411  1                                  15    
HELIX    5   5 GLY A  417  LEU A  424  5                                   8    
HELIX    6   6 THR A  434  ASN A  451  1                                  18    
HELIX    7   7 LYS A  452  ASN A  454  5                                   3    
HELIX    8   8 ASN A  498  GLN A  508  1                                  11    
HELIX    9   9 PRO A  537  VAL A  541  5                                   5    
HELIX   10  10 PHE A  554  GLY A  558  5                                   5    
HELIX   11  11 GLY A  590  VAL A  595  1                                   6    
HELIX   12  12 VAL A  595  ASP A  600  1                                   6    
HELIX   13  13 ILE A  606  MET A  614  1                                   9    
HELIX   14  14 LYS A  620  SER A  623  5                                   4    
HELIX   15  15 LEU A  624  ASP A  644  1                                  21    
HELIX   16  16 ASP A  650  ARG A  669  1                                  20    
HELIX   17  17 ASP A  675  VAL A  680  1                                   6    
HELIX   18  18 SER A  684  THR A  688  5                                   5    
SHEET    1   A 2 LEU A 301  LYS A 304  0                                        
SHEET    2   A 2 VAL A 311  ASP A 314 -1  O  ASP A 314   N  LEU A 301           
SHEET    1   B 4 GLN A 425  ASP A 428  0                                        
SHEET    2   B 4 ALA A 458  ILE A 461  1  O  ILE A 459   N  PHE A 427           
SHEET    3   B 4 PHE A 584  SER A 585 -1  O  SER A 585   N  ALA A 458           
SHEET    4   B 4 ALA A 566  VAL A 567 -1  N  VAL A 567   O  PHE A 584           
SHEET    1   C 3 ARG A 473  VAL A 474  0                                        
SHEET    2   C 3 LEU A 522  GLN A 525 -1  O  GLN A 525   N  ARG A 473           
SHEET    3   C 3 GLU A 532  PHE A 534 -1  O  PHE A 534   N  LEU A 522           
SHEET    1   D 2 GLY A 484  LYS A 486  0                                        
SHEET    2   D 2 THR A 492  GLY A 494 -1  O  LEU A 493   N  TYR A 485           
SHEET    1   E 2 GLU A 543  PRO A 545  0                                        
SHEET    2   E 2 LYS A 560  TYR A 562 -1  O  TRP A 561   N  VAL A 544           
SHEET    1   F 3 LEU A 577  PHE A 579  0                                        
SHEET    2   F 3 LEU A 571  ILE A 574 -1  N  LEU A 572   O  PHE A 579           
SHEET    3   F 3 SER A 703  GLU A 705 -1  O  GLU A 705   N  LEU A 571           
SHEET    1   G 2 TYR A 588  MET A 589  0                                        
SHEET    2   G 2 ILE A 648  VAL A 649  1  O  VAL A 649   N  TYR A 588           
LINK         SG  CYS A 326                ZN    ZN A 950     1555   1555  2.42  
LINK         SG  CYS A 326                ZN    ZN A 950     3555   1555  2.42  
LINK         SG  CYS A 331                ZN    ZN A 950     1555   1555  2.38  
LINK         SG  CYS A 331                ZN    ZN A 950     3555   1555  2.38  
LINK         SG  CYS A 415                FE   HEM A 900     1555   1555  2.21  
CISPEP   1 THR A  701    PRO A  702          0         0.92                     
SITE     1 AC1  2 CYS A 326  CYS A 331                                          
SITE     1 AC2 18 HOH A   8  HOH A  23  HOH A  82  HOH A  85                    
SITE     2 AC2 18 HOH A 200  TRP A 409  ARG A 414  CYS A 415                    
SITE     3 AC2 18 VAL A 416  SER A 457  PHE A 584  SER A 585                    
SITE     4 AC2 18 TRP A 587  GLU A 592  TRP A 678  TYR A 706                    
SITE     5 AC2 18 H4B A 901  3AR A 902                                          
SITE     1 AC3 15 HOH A   5  HOH A  12  HOH A  22  HOH A  23                    
SITE     2 AC3 15 HOH A 114  SER A 334  ARG A 596  TRP A 676                    
SITE     3 AC3 15 VAL A 677  TRP A 678  PHE A 691  HIS A 692                    
SITE     4 AC3 15 GLN A 693  GLU A 694  HEM A 900                               
SITE     1 AC4 15 HOH A  48  HOH A  82  HOH A 126  GLN A 478                    
SITE     2 AC4 15 TYR A 562  PRO A 565  VAL A 567  PHE A 584                    
SITE     3 AC4 15 SER A 585  GLY A 586  TRP A 587  TYR A 588                    
SITE     4 AC4 15 GLU A 592  ASP A 597  HEM A 900                               
CRYST1   45.004  108.899  164.767  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      0.022220 -0.000001 -0.000001        0.00000                         
SCALE2      0.000000  0.009183  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.006069        0.00000                         
(ATOM LINES ARE NOT SHOWN.)
END                                                                             
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