HEADER    HEMOPROTEIN                             20-FEB-98   1A56              
TITLE     PRIMARY SEQUENCE AND SOLUTION CONFORMATION OF FERRICYTOCHROME C-552   
TITLE    2 FROM NITROSOMONAS EUROPAEA, NMR, MEAN STRUCTURE REFINED WITH EXPLICIT
TITLE    3 HYDROGEN BOND CONSTRAINTS                                            
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: FERRICYTOCHROME C-552;                                     
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: C-551                                                       
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: NITROSOMONAS EUROPAEA;                          
SOURCE   3 ORGANISM_TAXID: 915                                                  
KEYWDS    HEMOPROTEIN, CYTOCHROME, PROKARYOTIC ELECTRON TRANSPORT               
EXPDTA    SOLUTION NMR                                                          
AUTHOR    R.TIMKOVICH,D.BERGMANN,D.M.ARCIERO,A.B.HOOPER                         
REVDAT   5   09-OCT-24 1A56    1       REMARK                                   
REVDAT   4   16-DEC-20 1A56    1       REMARK LINK                              
REVDAT   3   24-FEB-09 1A56    1       VERSN                                    
REVDAT   2   18-NOV-98 1A56    1       HET    COMPND REMARK TITLE               
REVDAT   2 2                   1       DBREF  JRNL   EXPDTA HYDBND              
REVDAT   1   21-OCT-98 1A56    0                                                
JRNL        AUTH   R.TIMKOVICH,D.BERGMANN,D.M.ARCIERO,A.B.HOOPER                
JRNL        TITL   PRIMARY SEQUENCE AND SOLUTION CONFORMATION OF                
JRNL        TITL 2 FERROCYTOCHROME C-552 FROM NITROSOMONAS EUROPAEA.            
JRNL        REF    BIOPHYS.J.                    V.  75  1964 1998              
JRNL        REFN                   ISSN 0006-3495                               
JRNL        PMID   9746537                                                      
REMARK   2                                                                      
REMARK   2 RESOLUTION. NOT APPLICABLE.                                          
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : X-PLOR 3.851                                         
REMARK   3   AUTHORS     : BRUNGER                                              
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: SEE JOURNAL CITATION                      
REMARK   4                                                                      
REMARK   4 1A56 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_1000170405.                                   
REMARK 210                                                                      
REMARK 210 EXPERIMENTAL DETAILS                                                 
REMARK 210  EXPERIMENT TYPE                : NMR                                
REMARK 210  TEMPERATURE           (KELVIN) : 323                                
REMARK 210  PH                             : 6.9                                
REMARK 210  IONIC STRENGTH                 : 0.05                               
REMARK 210  PRESSURE                       : 1 ATM                              
REMARK 210  SAMPLE CONTENTS                : WATER                              
REMARK 210                                                                      
REMARK 210  NMR EXPERIMENTS CONDUCTED      : NOESY; TOCSY; COSY                 
REMARK 210  SPECTROMETER FIELD STRENGTH    : 500 MHZ                            
REMARK 210  SPECTROMETER MODEL             : AM500                              
REMARK 210  SPECTROMETER MANUFACTURER      : BRUKER                             
REMARK 210                                                                      
REMARK 210  STRUCTURE DETERMINATION.                                            
REMARK 210   SOFTWARE USED                 : FELIX, X-PLOR                      
REMARK 210   METHOD USED                   : RESTRAINED DYNAMICS                
REMARK 210                                                                      
REMARK 210 CONFORMERS, NUMBER CALCULATED   : 20                                 
REMARK 210 CONFORMERS, NUMBER SUBMITTED    : 1                                  
REMARK 210 CONFORMERS, SELECTION CRITERIA  : MINIMUM ENERGY                     
REMARK 210                                                                      
REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : NULL                
REMARK 210                                                                      
REMARK 210 REMARK: NULL                                                         
REMARK 215                                                                      
REMARK 215 NMR STUDY                                                            
REMARK 215 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM SOLUTION           
REMARK 215 NMR DATA.  PROTEIN DATA BANK CONVENTIONS REQUIRE THAT                
REMARK 215 CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES ON              
REMARK 215 THESE RECORDS ARE MEANINGLESS.                                       
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: MONOMERIC                         
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 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS                                             
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   O    TYR A    41     H    GLY A    44              1.56            
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    ASN A   8      -88.74    -99.01                                   
REMARK 500    ASN A   9      -32.22   -160.90                                   
REMARK 500    GLN A  15     -168.56    -79.71                                   
REMARK 500    VAL A  21      -64.35    -93.15                                   
REMARK 500    ALA A  33       41.16    -88.65                                   
REMARK 500    LYS A  35      -99.44   -114.14                                   
REMARK 500    ASP A  36     -131.24    -90.08                                   
REMARK 500    ASP A  37       34.21    -87.63                                   
REMARK 500    GLN A  56     -157.38    -80.11                                   
REMARK 500    VAL A  63      -72.79    -65.76                                   
REMARK 500    ASN A  64      -59.30   -154.49                                   
REMARK 500    VAL A  65      -82.74   -160.04                                   
REMARK 500    SER A  66     -121.42   -139.34                                   
REMARK 500    ASP A  67      -83.69    -90.30                                   
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                             HEC A  82  FE                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS A  14   NE2                                                    
REMARK 620 2 HEC A  82   NA   90.1                                              
REMARK 620 3 HEC A  82   NB   89.2  90.0                                        
REMARK 620 4 HEC A  82   NC   89.7 179.7  89.9                                  
REMARK 620 5 HEC A  82   ND   90.1  90.1 179.3  90.0                            
REMARK 620 6 MET A  59   SD  179.4  89.7  90.3  90.5  90.4                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEC A 82                  
DBREF  1A56 A    1    81  UNP    P95339   C552_NITEU      23    103             
SEQRES   1 A   81  ASP ALA ASP LEU ALA LYS LYS ASN ASN CYS ILE ALA CYS          
SEQRES   2 A   81  HIS GLN VAL GLU THR LYS VAL VAL GLY PRO ALA LEU LYS          
SEQRES   3 A   81  ASP ILE ALA ALA LYS TYR ALA ASP LYS ASP ASP ALA ALA          
SEQRES   4 A   81  THR TYR LEU ALA GLY LYS ILE LYS GLY GLY SER SER GLY          
SEQRES   5 A   81  VAL TRP GLY GLN ILE PRO MET PRO PRO ASN VAL ASN VAL          
SEQRES   6 A   81  SER ASP ALA ASP ALA LYS ALA LEU ALA ASP TRP ILE LEU          
SEQRES   7 A   81  THR LEU LYS                                                  
HET    HEC  A  82      75                                                       
HETNAM     HEC HEME C                                                           
FORMUL   2  HEC    C34 H34 FE N4 O4                                             
HELIX    1   1 ALA A    2  ASN A    8  1                                   7    
HELIX    2   2 LEU A   25  TYR A   32  1                                   8    
HELIX    3   3 ALA A   38  GLY A   48  1                                  11    
HELIX    4   4 ALA A   68  THR A   79  1                                  12    
LINK         SG  CYS A  10                 CAB HEC A  82     1555   1555  1.82  
LINK         SG  CYS A  13                 CAC HEC A  82     1555   1555  1.81  
LINK         NE2 HIS A  14                FE   HEC A  82     1555   1555  1.95  
LINK         SD  MET A  59                FE   HEC A  82     1555   1555  2.38  
SITE     1 AC1 20 ASN A   9  CYS A  10  CYS A  13  HIS A  14                    
SITE     2 AC1 20 VAL A  21  GLY A  22  PRO A  23  LYS A  45                    
SITE     3 AC1 20 ILE A  46  SER A  50  SER A  51  VAL A  53                    
SITE     4 AC1 20 TRP A  54  GLY A  55  GLN A  56  ILE A  57                    
SITE     5 AC1 20 MET A  59  ASN A  62  VAL A  63  ASN A  64                    
CRYST1    1.000    1.000    1.000  90.00  90.00  90.00 P 1           1          
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      1.000000  0.000000  0.000000        0.00000                         
SCALE2      0.000000  1.000000  0.000000        0.00000                         
SCALE3      0.000000  0.000000  1.000000        0.00000