HEADER    OXIDOREDUCTASE (NITRIC OXIDE(A))        03-JUL-95   1NID              
TITLE     THE STRUCTURE OF CU-NITRITE REDUCTASE FROM ACHROMOBACTER CYCLOCLASTES 
TITLE    2 AT FIVE PH VALUES, WITH NITRITE BOUND AND WITH TYPE II CU DEPLETED   
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: NITRITE REDUCTASE;                                         
COMPND   3 CHAIN: A;                                                            
COMPND   4 EC: 1.7.99.3;                                                        
COMPND   5 OTHER_DETAILS: PH 5.4 ("NT1") NITRITE SOAKED                         
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: ACHROMOBACTER CYCLOCLASTES;                     
SOURCE   3 ORGANISM_TAXID: 223                                                  
KEYWDS    OXIDOREDUCTASE (NITRIC OXIDE(A))                                      
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    E.T.ADMAN,J.W.GODDEN,S.TURLEY                                         
REVDAT   4   14-FEB-24 1NID    1       REMARK LINK                              
REVDAT   3   13-JUL-11 1NID    1       VERSN                                    
REVDAT   2   24-FEB-09 1NID    1       VERSN                                    
REVDAT   1   07-DEC-95 1NID    0                                                
JRNL        AUTH   E.T.ADMAN,J.W.GODDEN,S.TURLEY                                
JRNL        TITL   THE STRUCTURE OF COPPER-NITRITE REDUCTASE FROM ACHROMOBACTER 
JRNL        TITL 2 CYCLOCLASTES AT FIVE PH VALUES, WITH NO2- BOUND AND WITH     
JRNL        TITL 3 TYPE II COPPER DEPLETED.                                     
JRNL        REF    J.BIOL.CHEM.                  V. 270 27458 1995              
JRNL        REFN                   ISSN 0021-9258                               
JRNL        PMID   7499203                                                      
JRNL        DOI    10.1074/JBC.270.46.27458                                     
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   J.W.GODDEN,S.TURLEY,D.C.TELLER,E.T.ADMAN,M.Y.LIU,W.J.PAYNE,  
REMARK   1  AUTH 2 J.LEGALL                                                     
REMARK   1  TITL   THE 2.3 ANGSTROM X-RAY STRUCTURE OF NITRITE REDUCTASE FROM   
REMARK   1  TITL 2 ACHROMOBACTER CYCLOCLASTES                                   
REMARK   1  REF    SCIENCE                       V. 253   438 1991              
REMARK   1  REFN                   ISSN 0036-8075                               
REMARK   1 REFERENCE 2                                                          
REMARK   1  AUTH   F.F.FENDERSON,S.KUMAR,E.T.ADMAN,M.-Y.LIU,W.J.PAYNE,J.LEGALL  
REMARK   1  TITL   AMINO ACID SEQUENCE OF NITRITE REDUCTASE: A COPPER PROTEIN   
REMARK   1  TITL 2 FROM ACHROMOBACTER CYCLOCLASTES                              
REMARK   1  REF    BIOCHEMISTRY                  V.  30  7180 1991              
REMARK   1  REFN                   ISSN 0006-2960                               
REMARK   1 REFERENCE 3                                                          
REMARK   1  AUTH   S.TURLEY,E.T.ADMAN,L.C.SIEKER,M.-Y.LIU,W.J.PAYNE,J.LEGALL    
REMARK   1  TITL   CRYSTALLIZATION OF NITRITE REDUCTASE FROM ACHROMOBACTER      
REMARK   1  TITL 2 CYCLOCLASTES                                                 
REMARK   1  REF    J.MOL.BIOL.                   V. 200   417 1988              
REMARK   1  REFN                   ISSN 0022-2836                               
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.20 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : X-PLOR                                               
REMARK   3   AUTHORS     : BRUNGER                                              
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.20                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 10.00                          
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)   (%) : 92.0                           
REMARK   3   NUMBER OF REFLECTIONS             : 14536                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : NULL                            
REMARK   3   FREE R VALUE TEST SET SELECTION  : NULL                            
REMARK   3   R VALUE            (WORKING SET) : 0.149                           
REMARK   3   FREE R VALUE                     : NULL                            
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : NULL                            
REMARK   3   FREE R VALUE TEST SET COUNT      : NULL                            
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            : 2575                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 5                                       
REMARK   3   SOLVENT ATOMS            : 172                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
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) : 0.021                           
REMARK   3   BOND ANGLES            (DEGREES) : 2.200                           
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: HIS 306 HAS SOMEWHAT DISTORTED            
REMARK   3  GEOMETRY.                                                           
REMARK   4                                                                      
REMARK   4 1NID COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL.                                
REMARK 100 THE DEPOSITION ID IS D_1000175299.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : NULL                               
REMARK 200  TEMPERATURE           (KELVIN) : NULL                               
REMARK 200  PH                             : 5.4                                
REMARK 200  NUMBER OF CRYSTALS USED        : NULL                               
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : NULL                               
REMARK 200  RADIATION SOURCE               : NULL                               
REMARK 200  BEAMLINE                       : NULL                               
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : NULL                               
REMARK 200  WAVELENGTH OR RANGE        (A) : NULL                               
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : NULL                               
REMARK 200  DETECTOR MANUFACTURER          : NULL                               
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : NULL                               
REMARK 200  DATA SCALING SOFTWARE          : NULL                               
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 15556                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.200                              
REMARK 200  RESOLUTION RANGE LOW       (A) : NULL                               
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 95.0                               
REMARK 200  DATA REDUNDANCY                : NULL                               
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : NULL                               
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : NULL                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : NULL                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: NULL                                           
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL                         
REMARK 200 SOFTWARE USED: X-PLOR                                                
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 41.13                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.09                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: PH 5.4                                   
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       48.80000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       48.80000            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       48.80000            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       48.80000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       48.80000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       48.80000            
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       48.80000            
REMARK 290   SMTRY2   6 -1.000000  0.000000  0.000000       48.80000            
REMARK 290   SMTRY3   6  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY1   7  0.000000  0.000000 -1.000000       48.80000            
REMARK 290   SMTRY2   7 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   7  0.000000  1.000000  0.000000       48.80000            
REMARK 290   SMTRY1   8  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY2   8  1.000000  0.000000  0.000000       48.80000            
REMARK 290   SMTRY3   8  0.000000 -1.000000  0.000000       48.80000            
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       48.80000            
REMARK 290   SMTRY3  10 -1.000000  0.000000  0.000000       48.80000            
REMARK 290   SMTRY1  11  0.000000  1.000000  0.000000       48.80000            
REMARK 290   SMTRY2  11  0.000000  0.000000 -1.000000       48.80000            
REMARK 290   SMTRY3  11 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY1  12  0.000000 -1.000000  0.000000       48.80000            
REMARK 290   SMTRY2  12  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY3  12  1.000000  0.000000  0.000000       48.80000            
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 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: 13270 ANGSTROM**2                         
REMARK 350 SURFACE AREA OF THE COMPLEX: 33710 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -87.0 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 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      HOH A1251  LIES ON A SPECIAL POSITION.                          
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     ALA A     1                                                      
REMARK 465     ALA A     2                                                      
REMARK 465     GLY A     3                                                      
REMARK 465     ALA A     4                                                      
REMARK 465     ALA A     5                                                      
REMARK 465     PRO A     6                                                      
REMARK 465     VAL A     7                                                      
REMARK 480                                                                      
REMARK 480 ZERO OCCUPANCY ATOM                                                  
REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO                  
REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS                
REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME;              
REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):         
REMARK 480   M RES C SSEQI ATOMS                                                
REMARK 480     ASP A    8   CB   CG   OD1  OD2                                  
REMARK 480     LYS A  166   CE   NZ                                             
REMARK 480     GLU A  189   CD   OE1  OE2                                       
REMARK 480     GLU A  197   CG   CD   OE1  OE2                                  
REMARK 480     LYS A  208   CG   CD   CE   NZ                                   
REMARK 480     ASP A  230   CG   OD1  OD2                                       
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT                     
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT.                            
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI           DISTANCE          
REMARK 500  HD22  ASN A   221     O    HOH A  1221              1.40            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS                                             
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC             
REMARK 500 SYMMETRY ARE IN CLOSE CONTACT.  AN ATOM LOCATED WITHIN 0.15          
REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A           
REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375             
REMARK 500 INSTEAD OF REMARK 500.  ATOMS WITH NON-BLANK ALTERNATE               
REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS.            
REMARK 500                                                                      
REMARK 500 DISTANCE CUTOFF:                                                     
REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS              
REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS                  
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI  SSYMOP   DISTANCE          
REMARK 500   O    LEU A    12     O    HOH A  2159    11545     1.97            
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    ASP A  98   CB  -  CG  -  OD1 ANGL. DEV. =   8.0 DEGREES          
REMARK 500    ARG A 240   NE  -  CZ  -  NH1 ANGL. DEV. =   3.7 DEGREES          
REMARK 500    ASN A 307   N   -  CA  -  C   ANGL. DEV. = -19.2 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    LEU A 227       41.75   -105.32                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 600                                                                      
REMARK 600 HETEROGEN                                                            
REMARK 600                                                                      
REMARK 600 NOTE THAT A NUMBER OF WATERS HAVE OCCUPANCY GREATER THAN             
REMARK 600 1.0.                                                                 
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                              CU A 501  CU                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS A  95   ND1                                                    
REMARK 620 2 CYS A 136   SG  132.1                                              
REMARK 620 3 HIS A 145   ND1  98.5 104.3                                        
REMARK 620 4 MET A 150   SD   88.7 106.1 131.0                                  
REMARK 620 N                    1     2     3                                   
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              CU A 502  CU                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS A 100   NE2                                                    
REMARK 620 2 HIS A 135   NE2 100.0                                              
REMARK 620 3 HIS A 306   NE2 100.8 108.0                                        
REMARK 620 4 NO2 A 503   N   141.5  87.2 112.9                                  
REMARK 620 5 NO2 A 503   O1  165.8  94.1  75.9  37.2                            
REMARK 620 6 NO2 A 503   O2  107.6 114.5 122.7  38.0  64.6                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: CU1                                                 
REMARK 800 EVIDENCE_CODE: AUTHOR                                                
REMARK 800 SITE_DESCRIPTION: TYPE I SITE                                        
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: CU2                                                 
REMARK 800 EVIDENCE_CODE: AUTHOR                                                
REMARK 800 SITE_DESCRIPTION: TYPE II SITE                                       
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CU A 501                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CU A 502                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NO2 A 503                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1NIA   RELATED DB: PDB                                   
REMARK 900 PH 6.2                                                               
REMARK 900 RELATED ID: 1NIB   RELATED DB: PDB                                   
REMARK 900 PH 6.8                                                               
REMARK 900 RELATED ID: 1NIC   RELATED DB: PDB                                   
REMARK 900 PH 6.0                                                               
REMARK 900 RELATED ID: 1NIE   RELATED DB: PDB                                   
REMARK 900 PH 5.0                                                               
REMARK 900 RELATED ID: 1NIF   RELATED DB: PDB                                   
REMARK 900 PH 5.4 TYPE II COPPER DEPLETED                                       
REMARK 900 RELATED ID: 2NRD   RELATED DB: PDB                                   
REMARK 900 PH 5.4                                                               
DBREF  1NID A    1   340  UNP    P25006   NIR_ACHCY       39    378             
SEQRES   1 A  340  ALA ALA GLY ALA ALA PRO VAL ASP ILE SER THR LEU PRO          
SEQRES   2 A  340  ARG VAL LYS VAL ASP LEU VAL LYS PRO PRO PHE VAL HIS          
SEQRES   3 A  340  ALA HIS ASP GLN VAL ALA LYS THR GLY PRO ARG VAL VAL          
SEQRES   4 A  340  GLU PHE THR MET THR ILE GLU GLU LYS LYS LEU VAL ILE          
SEQRES   5 A  340  ASP ARG GLU GLY THR GLU ILE HIS ALA MET THR PHE ASN          
SEQRES   6 A  340  GLY SER VAL PRO GLY PRO LEU MET VAL VAL HIS GLU ASN          
SEQRES   7 A  340  ASP TYR VAL GLU LEU ARG LEU ILE ASN PRO ASP THR ASN          
SEQRES   8 A  340  THR LEU LEU HIS ASN ILE ASP PHE HIS ALA ALA THR GLY          
SEQRES   9 A  340  ALA LEU GLY GLY GLY ALA LEU THR GLN VAL ASN PRO GLY          
SEQRES  10 A  340  GLU GLU THR THR LEU ARG PHE LYS ALA THR LYS PRO GLY          
SEQRES  11 A  340  VAL PHE VAL TYR HIS CYS ALA PRO GLU GLY MET VAL PRO          
SEQRES  12 A  340  TRP HIS VAL THR SER GLY MET ASN GLY ALA ILE MET VAL          
SEQRES  13 A  340  LEU PRO ARG ASP GLY LEU LYS ASP GLU LYS GLY GLN PRO          
SEQRES  14 A  340  LEU THR TYR ASP LYS ILE TYR TYR VAL GLY GLU GLN ASP          
SEQRES  15 A  340  PHE TYR VAL PRO LYS ASP GLU ALA GLY ASN TYR LYS LYS          
SEQRES  16 A  340  TYR GLU THR PRO GLY GLU ALA TYR GLU ASP ALA VAL LYS          
SEQRES  17 A  340  ALA MET ARG THR LEU THR PRO THR HIS ILE VAL PHE ASN          
SEQRES  18 A  340  GLY ALA VAL GLY ALA LEU THR GLY ASP HIS ALA LEU THR          
SEQRES  19 A  340  ALA ALA VAL GLY GLU ARG VAL LEU VAL VAL HIS SER GLN          
SEQRES  20 A  340  ALA ASN ARG ASP THR ARG PRO HIS LEU ILE GLY GLY HIS          
SEQRES  21 A  340  GLY ASP TYR VAL TRP ALA THR GLY LYS PHE ARG ASN PRO          
SEQRES  22 A  340  PRO ASP LEU ASP GLN GLU THR TRP LEU ILE PRO GLY GLY          
SEQRES  23 A  340  THR ALA GLY ALA ALA PHE TYR THR PHE ARG GLN PRO GLY          
SEQRES  24 A  340  VAL TYR ALA TYR VAL ASN HIS ASN LEU ILE GLU ALA PHE          
SEQRES  25 A  340  GLU LEU GLY ALA ALA GLY HIS PHE LYS VAL THR GLY GLU          
SEQRES  26 A  340  TRP ASN ASP ASP LEU MET THR SER VAL VAL LYS PRO ALA          
SEQRES  27 A  340  SER MET                                                      
HET     CU  A 501       1                                                       
HET     CU  A 502       1                                                       
HET    NO2  A 503       3                                                       
HETNAM      CU COPPER (II) ION                                                  
HETNAM     NO2 NITRITE ION                                                      
FORMUL   2   CU    2(CU 2+)                                                     
FORMUL   4  NO2    N O2 1-                                                      
FORMUL   5  HOH   *172(H2 O)                                                    
HELIX    1   1 ILE A    9  THR A   11  5                                   3    
HELIX    2   2 ALA A  105  LEU A  111  5                                   7    
HELIX    3   3 VAL A  142  SER A  148  1                                   7    
HELIX    4   4 PRO A  199  THR A  212  1                                  14    
HELIX    5   5 GLY A  229  HIS A  231  5                                   3    
HELIX    6   6 LEU A  308  PHE A  312  1                                   5    
SHEET    1   A 4 PRO A  13  LYS A  16  0                                        
SHEET    2   A 4 ARG A  37  THR A  44  1  N  VAL A  38   O  PRO A  13           
SHEET    3   A 4 TYR A  80  ASN A  87  1  N  TYR A  80   O  VAL A  39           
SHEET    4   A 4 GLU A 118  LYS A 125 -1  N  PHE A 124   O  VAL A  81           
SHEET    1   B 2 ILE A  45  VAL A  51  0                                        
SHEET    2   B 2 GLU A  58  PHE A  64 -1  N  THR A  63   O  GLU A  46           
SHEET    1   C 3 LEU A  72  HIS A  76  0                                        
SHEET    2   C 3 ASN A 151  LEU A 157  1  N  ALA A 153   O  MET A  73           
SHEET    3   C 3 GLY A 130  HIS A 135 -1  N  TYR A 134   O  GLY A 152           
SHEET    1   D 4 LYS A 174  GLY A 179  0                                        
SHEET    2   D 4 ARG A 240  GLN A 247  1  N  LEU A 242   O  LYS A 174           
SHEET    3   D 4 THR A 287  THR A 294 -1  N  TYR A 293   O  VAL A 241           
SHEET    4   D 4 TYR A 263  TRP A 265 -1  N  TRP A 265   O  ALA A 290           
SHEET    1   E 2 GLU A 180  PHE A 183  0                                        
SHEET    2   E 2 HIS A 217  PHE A 220 -1  N  VAL A 219   O  GLN A 181           
SHEET    1   F 4 LEU A 233  ALA A 236  0                                        
SHEET    2   F 4 ALA A 317  THR A 323  1  N  LYS A 321   O  LEU A 233           
SHEET    3   F 4 GLY A 299  ASN A 305 -1  N  TYR A 303   O  GLY A 318           
SHEET    4   F 4 PRO A 254  ILE A 257 -1  N  ILE A 257   O  ALA A 302           
LINK         ND1 HIS A  95                CU    CU A 501     1555   1555  2.02  
LINK         NE2 HIS A 100                CU    CU A 502     1555   1555  2.07  
LINK         NE2 HIS A 135                CU    CU A 502     1555   1555  2.10  
LINK         SG  CYS A 136                CU    CU A 501     1555   1555  2.24  
LINK         ND1 HIS A 145                CU    CU A 501     1555   1555  2.03  
LINK         SD  MET A 150                CU    CU A 501     1555   1555  2.56  
LINK         NE2 HIS A 306                CU    CU A 502     9555   1555  2.17  
LINK        CU    CU A 502                 N   NO2 A 503     1555   1555  2.70  
LINK        CU    CU A 502                 O1  NO2 A 503     1555   1555  2.53  
LINK        CU    CU A 502                 O2  NO2 A 503     1555   1555  2.16  
CISPEP   1 PRO A   22    PRO A   23          0        -1.02                     
CISPEP   2 VAL A   68    PRO A   69          0         1.31                     
SITE     1 CU1  4 HIS A  95  CYS A 136  HIS A 145  MET A 150                    
SITE     1 CU2  3 HIS A 100  HIS A 135  NO2 A 503                               
SITE     1 AC1  4 HIS A  95  CYS A 136  HIS A 145  MET A 150                    
SITE     1 AC2  5 ASP A  98  HIS A 100  HIS A 135  HIS A 306                    
SITE     2 AC2  5 NO2 A 503                                                     
SITE     1 AC3  8 ASP A  98  HIS A 100  HIS A 135  HIS A 255                    
SITE     2 AC3  8 ILE A 257  HIS A 306  LEU A 308   CU A 502                    
CRYST1   97.600   97.600   97.600  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      0.010246  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.010246  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.010246        0.00000