HEADER    HEME-BINDING PROTEIN                    06-AUG-08   2K78              
TITLE     SOLUTION STRUCTURE OF THE ISDC NEAT DOMAIN BOUND TO ZINC              
TITLE    2 PROTOPORPHYRIN                                                       
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: IRON-REGULATED SURFACE DETERMINANT PROTEIN C;              
COMPND   3 CHAIN: A;                                                            
COMPND   4 FRAGMENT: NEAT DOMAIN, UNP RESIDUES 25-150;                          
COMPND   5 SYNONYM: STAPHYLOCOCCAL IRON-REGULATED PROTEIN D;                    
COMPND   6 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: STAPHYLOCOCCUS AUREUS (STRAIN MW2);             
SOURCE   3 ORGANISM_TAXID: 196620;                                              
SOURCE   4 GENE: ISDC, SIRD, MW1013;                                            
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   7 EXPRESSION_SYSTEM_VECTOR: PET15B                                     
KEYWDS    NEAT DOMAIN, NMR COMPLEX, HEME, ISD, ISDC, CELL WALL, IRON, METAL-    
KEYWDS   2 BINDING, PEPTIDOGLYCAN-ANCHOR, SECRETED, TRANSPORT PROTEIN, HEME-    
KEYWDS   3 BINDING PROTEIN                                                      
EXPDTA    SOLUTION NMR                                                          
NUMMDL    30                                                                    
AUTHOR    V.A.VILLAREAL,R.M.PILPA,S.A.ROBSON,E.A.FADEEV,R.T.CLUBB               
REVDAT   6   22-MAY-24 2K78    1       REMARK                                   
REVDAT   5   16-MAR-22 2K78    1       REMARK SEQADV                            
REVDAT   4   24-FEB-09 2K78    1       VERSN                                    
REVDAT   3   25-NOV-08 2K78    1       JRNL                                     
REVDAT   2   09-SEP-08 2K78    1       JRNL                                     
REVDAT   1   19-AUG-08 2K78    0                                                
JRNL        AUTH   V.A.VILLAREAL,R.M.PILPA,S.A.ROBSON,E.A.FADEEV,R.T.CLUBB      
JRNL        TITL   THE ISDC PROTEIN FROM STAPHYLOCOCCUS AUREUS USES A FLEXIBLE  
JRNL        TITL 2 BINDING POCKET TO CAPTURE HEME.                              
JRNL        REF    J.BIOL.CHEM.                  V. 283 31591 2008              
JRNL        REFN                   ISSN 0021-9258                               
JRNL        PMID   18715872                                                     
JRNL        DOI    10.1074/JBC.M801126200                                       
REMARK   2                                                                      
REMARK   2 RESOLUTION. NOT APPLICABLE.                                          
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : X-PLOR NIH                                           
REMARK   3   AUTHORS     : SCHWIETERS, KUSZEWSKI, TJANDRA AND CLORE             
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 2K78 COMPLIES WITH FORMAT V. 3.15, 01-DEC-08                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 07-AUG-08.                  
REMARK 100 THE DEPOSITION ID IS D_1000100763.                                   
REMARK 210                                                                      
REMARK 210 EXPERIMENTAL DETAILS                                                 
REMARK 210  EXPERIMENT TYPE                : NMR                                
REMARK 210  TEMPERATURE           (KELVIN) : 302                                
REMARK 210  PH                             : 6                                  
REMARK 210  IONIC STRENGTH                 : 0.15                               
REMARK 210  PRESSURE                       : AMBIENT                            
REMARK 210  SAMPLE CONTENTS                : 50 MM SODIUM PHOSPHATE, 100 MM     
REMARK 210                                   SODIUM CHLORIDE, 0.01 % SODIUM     
REMARK 210                                   AZIDE, 1.3 MM [U-100% 13C; U-100%  
REMARK 210                                   15N] ISDC, 2.1 MM                  
REMARK 210                                   PROTOPORPHYRIN IX CONTAINING ZN,   
REMARK 210                                   7 % [U-100% 2H] D2O, 93% H2O/7%    
REMARK 210                                   D2O; 50 MM SODIUM PHOSPHATE, 100   
REMARK 210                                   MM SODIUM CHLORIDE, 0.01 %         
REMARK 210                                   SODIUM AZIDE, 1.1 MM ISDC, 2.3     
REMARK 210                                   MM PROTOPORPHYRIN IX CONTAINING    
REMARK 210                                   ZN, 100 % D2O, 100% D2O            
REMARK 210                                                                      
REMARK 210  NMR EXPERIMENTS CONDUCTED      : 2D 1H-15N HSQC; 2D 1H-13C HSQC;    
REMARK 210                                   3D CBCA(CO)NH; 3D HNCACB; 3D       
REMARK 210                                   HNHA; 3D HCCH-COSY; 3D HCCH-       
REMARK 210                                   TOCSY; 3D 1H-15N NOESY; 3D HNCO;   
REMARK 210                                   3D HNHB                            
REMARK 210  SPECTROMETER FIELD STRENGTH    : 500 MHZ; 600 MHZ; 800 MHZ          
REMARK 210  SPECTROMETER MODEL             : AVANCE                             
REMARK 210  SPECTROMETER MANUFACTURER      : BRUKER                             
REMARK 210                                                                      
REMARK 210  STRUCTURE DETERMINATION.                                            
REMARK 210   SOFTWARE USED                 : PIPP, NMRPIPE, ATNOS/CANDID,       
REMARK 210                                   CARA                               
REMARK 210   METHOD USED                   : SIMULATED ANNEALING                
REMARK 210                                                                      
REMARK 210 CONFORMERS, NUMBER CALCULATED   : 200                                
REMARK 210 CONFORMERS, NUMBER SUBMITTED    : 30                                 
REMARK 210 CONFORMERS, SELECTION CRITERIA  : STRUCTURES WITH THE LOWEST         
REMARK 210                                   ENERGY                             
REMARK 210                                                                      
REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : 1                   
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 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (RES=RESIDUE NAME; C=CHAIN IDENTIFIER;                   
REMARK 465 SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                            
REMARK 465   MODELS 1-30                                                        
REMARK 465     RES C SSSEQI                                                     
REMARK 465     MET A     4                                                      
REMARK 465     GLY A     5                                                      
REMARK 465     SER A     6                                                      
REMARK 465     SER A     7                                                      
REMARK 465     HIS A     8                                                      
REMARK 465     HIS A     9                                                      
REMARK 465     HIS A    10                                                      
REMARK 465     HIS A    11                                                      
REMARK 465     HIS A    12                                                      
REMARK 465     HIS A    13                                                      
REMARK 465     SER A    14                                                      
REMARK 465     SER A    15                                                      
REMARK 465     GLY A    16                                                      
REMARK 465     LEU A    17                                                      
REMARK 465     VAL A    18                                                      
REMARK 465     PRO A    19                                                      
REMARK 465     ARG A    20                                                      
REMARK 465     GLY A    21                                                      
REMARK 465     SER A    22                                                      
REMARK 465     HIS A    23                                                      
REMARK 465     MET A    24                                                      
REMARK 470                                                                      
REMARK 470 MISSING ATOM                                                         
REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (RES=RESIDUE NAME;         
REMARK 470 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):         
REMARK 470   MODELS 1-30                                                        
REMARK 470     RES CSSEQI  ATOMS                                                
REMARK 470     GLY A 150    O                                                   
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    SER A    82     H    LYS A   116              1.60            
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  1 ALA A  28       53.48    178.87                                   
REMARK 500  1 ALA A  29     -150.74    -74.30                                   
REMARK 500  1 ILE A  48      -70.91   -136.93                                   
REMARK 500  1 TYR A  52       15.73   -142.91                                   
REMARK 500  1 LYS A  62       62.21   -153.27                                   
REMARK 500  1 ASN A  63       82.44     46.98                                   
REMARK 500  1 TYR A  67     -153.70   -137.98                                   
REMARK 500  1 VAL A  68      135.98   -170.73                                   
REMARK 500  1 HIS A  74       99.85     55.04                                   
REMARK 500  1 SER A  92       95.91   -167.22                                   
REMARK 500  1 LYS A 108     -167.85     46.21                                   
REMARK 500  1 LEU A 109       70.98   -150.25                                   
REMARK 500  1 ASP A 122       95.79   -160.57                                   
REMARK 500  1 ASP A 133       86.66   -168.01                                   
REMARK 500  1 PRO A 145     -166.53    -58.57                                   
REMARK 500  1 THR A 146      -54.01   -149.84                                   
REMARK 500  1 ASP A 147      -76.71   -120.89                                   
REMARK 500  1 ALA A 149       28.79   -157.98                                   
REMARK 500  2 ILE A  48      -65.59   -137.25                                   
REMARK 500  2 LYS A  62       62.04   -156.73                                   
REMARK 500  2 ASN A  63       85.27     47.53                                   
REMARK 500  2 TYR A  67     -155.46   -139.48                                   
REMARK 500  2 VAL A  68      134.51   -170.67                                   
REMARK 500  2 HIS A  74       99.30     58.42                                   
REMARK 500  2 SER A  92      100.31   -167.04                                   
REMARK 500  2 LYS A 108     -164.34     44.83                                   
REMARK 500  2 LEU A 109       68.22   -150.64                                   
REMARK 500  2 ASP A 133       87.40   -175.83                                   
REMARK 500  2 ASP A 147      -43.12   -175.40                                   
REMARK 500  3 ALA A  28       41.44   -143.81                                   
REMARK 500  3 ALA A  29     -160.16   -165.55                                   
REMARK 500  3 ASN A  42       -1.17     73.09                                   
REMARK 500  3 ILE A  48      -64.94   -136.62                                   
REMARK 500  3 LYS A  62       62.21   -159.03                                   
REMARK 500  3 ASN A  63       84.00     48.97                                   
REMARK 500  3 VAL A  68      135.98   -170.47                                   
REMARK 500  3 HIS A  74       88.81     52.58                                   
REMARK 500  3 SER A  92      100.40   -167.24                                   
REMARK 500  3 ARG A 100      160.06    175.22                                   
REMARK 500  3 LYS A 108     -166.04     47.41                                   
REMARK 500  3 LEU A 109       62.75   -151.00                                   
REMARK 500  3 GLU A 123     -164.73   -174.50                                   
REMARK 500  3 ASP A 133       83.58   -170.45                                   
REMARK 500  3 PRO A 145     -174.01    -63.22                                   
REMARK 500  3 THR A 146      -42.74   -149.47                                   
REMARK 500  3 ASP A 147      -49.16   -142.82                                   
REMARK 500  3 ALA A 149       24.67   -158.55                                   
REMARK 500  4 ALA A  29     -165.62   -165.74                                   
REMARK 500  4 ILE A  48      -71.17   -137.32                                   
REMARK 500  4 LYS A  62       62.25   -110.25                                   
REMARK 500                                                                      
REMARK 500 THIS ENTRY HAS     461 RAMACHANDRAN OUTLIERS.                        
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZNH A 151                 
DBREF  2K78 A   25   150  UNP    Q7A151   ISDC_STAAW      25    150             
SEQADV 2K78 MET A    4  UNP  Q7A151              EXPRESSION TAG                 
SEQADV 2K78 GLY A    5  UNP  Q7A151              EXPRESSION TAG                 
SEQADV 2K78 SER A    6  UNP  Q7A151              EXPRESSION TAG                 
SEQADV 2K78 SER A    7  UNP  Q7A151              EXPRESSION TAG                 
SEQADV 2K78 HIS A    8  UNP  Q7A151              EXPRESSION TAG                 
SEQADV 2K78 HIS A    9  UNP  Q7A151              EXPRESSION TAG                 
SEQADV 2K78 HIS A   10  UNP  Q7A151              EXPRESSION TAG                 
SEQADV 2K78 HIS A   11  UNP  Q7A151              EXPRESSION TAG                 
SEQADV 2K78 HIS A   12  UNP  Q7A151              EXPRESSION TAG                 
SEQADV 2K78 HIS A   13  UNP  Q7A151              EXPRESSION TAG                 
SEQADV 2K78 SER A   14  UNP  Q7A151              EXPRESSION TAG                 
SEQADV 2K78 SER A   15  UNP  Q7A151              EXPRESSION TAG                 
SEQADV 2K78 GLY A   16  UNP  Q7A151              EXPRESSION TAG                 
SEQADV 2K78 LEU A   17  UNP  Q7A151              EXPRESSION TAG                 
SEQADV 2K78 VAL A   18  UNP  Q7A151              EXPRESSION TAG                 
SEQADV 2K78 PRO A   19  UNP  Q7A151              EXPRESSION TAG                 
SEQADV 2K78 ARG A   20  UNP  Q7A151              EXPRESSION TAG                 
SEQADV 2K78 GLY A   21  UNP  Q7A151              EXPRESSION TAG                 
SEQADV 2K78 SER A   22  UNP  Q7A151              EXPRESSION TAG                 
SEQADV 2K78 HIS A   23  UNP  Q7A151              EXPRESSION TAG                 
SEQADV 2K78 MET A   24  UNP  Q7A151              EXPRESSION TAG                 
SEQRES   1 A  147  MET GLY SER SER HIS HIS HIS HIS HIS HIS SER SER GLY          
SEQRES   2 A  147  LEU VAL PRO ARG GLY SER HIS MET SER ALA ASN ALA ALA          
SEQRES   3 A  147  ASP SER GLY THR LEU ASN TYR GLU VAL TYR LYS TYR ASN          
SEQRES   4 A  147  THR ASN ASP THR SER ILE ALA ASN ASP TYR PHE ASN LYS          
SEQRES   5 A  147  PRO ALA LYS TYR ILE LYS LYS ASN GLY LYS LEU TYR VAL          
SEQRES   6 A  147  GLN ILE THR VAL ASN HIS SER HIS TRP ILE THR GLY MET          
SEQRES   7 A  147  SER ILE GLU GLY HIS LYS GLU ASN ILE ILE SER LYS ASN          
SEQRES   8 A  147  THR ALA LYS ASP GLU ARG THR SER GLU PHE GLU VAL SER          
SEQRES   9 A  147  LYS LEU ASN GLY LYS ILE ASP GLY LYS ILE ASP VAL TYR          
SEQRES  10 A  147  ILE ASP GLU LYS VAL ASN GLY LYS PRO PHE LYS TYR ASP          
SEQRES  11 A  147  HIS HIS TYR ASN ILE THR TYR LYS PHE ASN GLY PRO THR          
SEQRES  12 A  147  ASP VAL ALA GLY                                              
HET    ZNH  A 151      73                                                       
HETNAM     ZNH PROTOPORPHYRIN IX CONTAINING ZN                                  
FORMUL   2  ZNH    C34 H32 N4 O4 ZN                                             
HELIX    1   1 ILE A   48  TYR A   52  5                                   5    
SHEET    1   A 9 HIS A  86  LYS A  87  0                                        
SHEET    2   A 9 ILE A  78  ILE A  83 -1  N  ILE A  83   O  HIS A  86           
SHEET    3   A 9 ILE A 113  LYS A 124 -1  O  LYS A 116   N  SER A  82           
SHEET    4   A 9 PRO A 129  ASN A 143 -1  O  TYR A 132   N  ILE A 121           
SHEET    5   A 9 SER A  31  LYS A  40 -1  N  GLU A  37   O  LYS A 141           
SHEET    6   A 9 ALA A  57  LYS A  61 -1  O  TYR A  59   N  GLY A  32           
SHEET    7   A 9 LEU A  66  ASN A  73 -1  O  GLN A  69   N  LYS A  58           
SHEET    8   A 9 GLU A  99  GLU A 105 -1  O  ARG A 100   N  VAL A  72           
SHEET    9   A 9 ASN A  89  ILE A  90 -1  O  ASN A  89   N  GLU A 103           
CISPEP   1 LYS A   55    PRO A   56          1        -0.37                     
CISPEP   2 LYS A   55    PRO A   56          2        -0.29                     
CISPEP   3 LYS A   55    PRO A   56          3        -0.33                     
CISPEP   4 LYS A   55    PRO A   56          4        -0.23                     
CISPEP   5 LYS A   55    PRO A   56          5        -0.37                     
CISPEP   6 LYS A   55    PRO A   56          6         0.01                     
CISPEP   7 LYS A   55    PRO A   56          7        -0.08                     
CISPEP   8 LYS A   55    PRO A   56          8        -0.26                     
CISPEP   9 LYS A   55    PRO A   56          9        -0.19                     
CISPEP  10 LYS A   55    PRO A   56         10        -0.16                     
CISPEP  11 LYS A   55    PRO A   56         11        -0.13                     
CISPEP  12 LYS A   55    PRO A   56         12        -0.45                     
CISPEP  13 LYS A   55    PRO A   56         13        -0.24                     
CISPEP  14 LYS A   55    PRO A   56         14        -0.27                     
CISPEP  15 LYS A   55    PRO A   56         15        -0.39                     
CISPEP  16 LYS A   55    PRO A   56         16        -0.29                     
CISPEP  17 LYS A   55    PRO A   56         17        -0.50                     
CISPEP  18 LYS A   55    PRO A   56         18        -0.19                     
CISPEP  19 LYS A   55    PRO A   56         19        -0.41                     
CISPEP  20 LYS A   55    PRO A   56         20        -0.21                     
CISPEP  21 LYS A   55    PRO A   56         21        -0.03                     
CISPEP  22 LYS A   55    PRO A   56         22        -0.67                     
CISPEP  23 LYS A   55    PRO A   56         23        -0.37                     
CISPEP  24 LYS A   55    PRO A   56         24        -0.41                     
CISPEP  25 LYS A   55    PRO A   56         25        -0.20                     
CISPEP  26 LYS A   55    PRO A   56         26        -0.26                     
CISPEP  27 LYS A   55    PRO A   56         27        -0.15                     
CISPEP  28 LYS A   55    PRO A   56         28        -0.45                     
CISPEP  29 LYS A   55    PRO A   56         29        -0.49                     
CISPEP  30 LYS A   55    PRO A   56         30        -0.13                     
SITE     1 AC1 12 TYR A  39  LYS A  40  TYR A  41  ILE A  48                    
SITE     2 AC1 12 ALA A  49  TYR A  52  PHE A  53  HIS A  74                    
SITE     3 AC1 12 TRP A  77  ILE A 117  ILE A 121  TYR A 132                    
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                         
MODEL        1