HEADER    METAL TRANSPORT REGULATOR               03-FEB-06   2FWU               
TITLE     SECOND CA2+ BINDING DOMAIN OF THE NA,CA-EXCHANGER (NCX1)               
COMPND    MOL_ID: 1;                                                             
COMPND   2 MOLECULE: SODIUM/CALCIUM EXCHANGER 1;                                 
COMPND   3 CHAIN: A;                                                             
COMPND   4 FRAGMENT: CBD2, CA2+ BINDING DOMAIN 2;                                
COMPND   5 SYNONYM: NA(+)/CA(2+)-EXCHANGE PROTEIN 1;                             
COMPND   6 ENGINEERED: YES                                                       
SOURCE    MOL_ID: 1;                                                             
SOURCE   2 ORGANISM_SCIENTIFIC: CANIS LUPUS FAMILIARIS;                          
SOURCE   3 ORGANISM_COMMON: DOG;                                                 
SOURCE   4 ORGANISM_TAXID: 9615;                                                 
SOURCE   5 STRAIN: FAMILIARIS;                                                   
SOURCE   6 GENE: NCX1;                                                           
SOURCE   7 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21;                             
SOURCE   8 EXPRESSION_SYSTEM_TAXID: 511693;                                      
SOURCE   9 EXPRESSION_SYSTEM_STRAIN: BL21;                                       
SOURCE  10 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                               
SOURCE  11 EXPRESSION_SYSTEM_PLASMID: PET23B                                     
KEYWDS    BETA-SANDWICH, GREEK KEY, BETA-BULGE, CA2+ BINDING, METAL TRANSPORT    
KEYWDS   2 REGULATOR                                                             
EXPDTA    SOLUTION NMR                                                           
NUMMDL    20                                                                     
AUTHOR    M.HILGE,G.W.VUISTER,J.AELEN                                            
REVDAT   3   09-MAR-22 2FWU    1       REMARK LINK                               
REVDAT   2   24-FEB-09 2FWU    1       VERSN                                     
REVDAT   1   18-APR-06 2FWU    0                                                 
JRNL        AUTH   M.HILGE,J.AELEN,G.W.VUISTER                                   
JRNL        TITL   CA(2+) REGULATION IN THE NA(+)/CA(2+) EXCHANGER INVOLVES TWO  
JRNL        TITL 2 MARKEDLY DIFFERENT CA(2+) SENSORS                             
JRNL        REF    MOL.CELL                      V.  22    15 2006               
JRNL        REFN                   ISSN 1097-2765                                
JRNL        PMID   16600866                                                      
JRNL        DOI    10.1016/J.MOLCEL.2006.03.008                                  
REMARK   2                                                                       
REMARK   2 RESOLUTION. NOT APPLICABLE.                                           
REMARK   3                                                                       
REMARK   3 REFINEMENT.                                                           
REMARK   3   PROGRAM     : NMRPIPE 2.1, X-PLOR NIH VERSION 2.9.7                 
REMARK   3   AUTHORS     : DELAGLIO, F. (NMRPIPE), CLORE, G.M. (X-PLOR)          
REMARK   3                                                                       
REMARK   3  OTHER REFINEMENT REMARKS: THE STRUCTURES ARE BASED ON 2394 NOE       
REMARK   3  -DERIVED DISTANCE CONSTRAINTS, 185 DIHEDRAL ANGLE RESTRAINTS         
REMARK   3  (TALOS), 8 DISTANCE CONSTRAINTS TO THE 2 CA2+ IONS                   
REMARK   4                                                                       
REMARK   4 2FWU COMPLIES WITH FORMAT V. 3.15, 01-DEC-08                          
REMARK 100                                                                       
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 17-FEB-06.                   
REMARK 100 THE DEPOSITION ID IS D_1000036407.                                    
REMARK 210                                                                       
REMARK 210 EXPERIMENTAL DETAILS                                                  
REMARK 210  EXPERIMENT TYPE                : NMR                                 
REMARK 210  TEMPERATURE           (KELVIN) : 306                                 
REMARK 210  PH                             : 7.0                                 
REMARK 210  IONIC STRENGTH                 : 20MM HEPES (SODIUM SALT)            
REMARK 210  PRESSURE                       : AMBIENT                             
REMARK 210  SAMPLE CONTENTS                : 0.5-1.0MM 13C, 15N LABELED CBD2     
REMARK 210                                   SAMPLE IN 20MM HEPES (PH 7.0),      
REMARK 210                                   20MM BETA-MERCAPTOETHANOL BUFFER    
REMARK 210                                                                       
REMARK 210  NMR EXPERIMENTS CONDUCTED      : 3D_13C SEPARATED ALIPHATIC          
REMARK 210                                   NOESY; 3D_13C SEPARATED AROMATIC    
REMARK 210                                   NOESY; 3D_15N-SEPARATED_NOESY       
REMARK 210  SPECTROMETER FIELD STRENGTH    : 800 MHZ; 600 MHZ                    
REMARK 210  SPECTROMETER MODEL             : INOVA                               
REMARK 210  SPECTROMETER MANUFACTURER      : VARIAN                              
REMARK 210                                                                       
REMARK 210  STRUCTURE DETERMINATION.                                             
REMARK 210   SOFTWARE USED                 : XEASY 1.3.13, CYANA 2.0             
REMARK 210   METHOD USED                   : TORSION ANGLE DYNAMICS              
REMARK 210                                                                       
REMARK 210 CONFORMERS, NUMBER CALCULATED   : 100                                 
REMARK 210 CONFORMERS, NUMBER SUBMITTED    : 20                                  
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 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                                                                       
REMARK 500 REMARK: NULL                                                          
REMARK 500                                                                       
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                          
REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS                                       
REMARK 500                                                                       
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES               
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE                
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN                
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                  
REMARK 500                                                                       
REMARK 500 STANDARD TABLE:                                                       
REMARK 500 FORMAT: (10X,I3,1X,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3)                
REMARK 500                                                                       
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                         
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                      
REMARK 500                                                                       
REMARK 500  M RES CSSEQI ATM1   RES CSSEQI ATM2   DEVIATION                      
REMARK 500  6 GLU A 648   CD    GLU A 648   OE1    -0.067                        
REMARK 500  7 GLU A 648   CD    GLU A 648   OE1    -0.078                        
REMARK 500 13 GLU A 579   CD    GLU A 579   OE2    -0.085                        
REMARK 500 14 GLU A 580   CD    GLU A 580   OE1    -0.073                        
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  1 GLU A 580   OE1 -  CD  -  OE2 ANGL. DEV. =  -7.8 DEGREES           
REMARK 500  2 GLU A 580   OE1 -  CD  -  OE2 ANGL. DEV. =  -7.5 DEGREES           
REMARK 500  3 GLU A 580   OE1 -  CD  -  OE2 ANGL. DEV. =  -7.7 DEGREES           
REMARK 500  6 GLU A 580   OE1 -  CD  -  OE2 ANGL. DEV. =  -7.3 DEGREES           
REMARK 500  6 GLU A 648   OE1 -  CD  -  OE2 ANGL. DEV. =  -7.3 DEGREES           
REMARK 500  7 GLU A 648   OE1 -  CD  -  OE2 ANGL. DEV. =  -8.1 DEGREES           
REMARK 500  8 GLU A 580   OE1 -  CD  -  OE2 ANGL. DEV. =  -7.6 DEGREES           
REMARK 500  9 GLU A 579   OE1 -  CD  -  OE2 ANGL. DEV. =  -8.0 DEGREES           
REMARK 500  9 GLU A 580   OE1 -  CD  -  OE2 ANGL. DEV. =  -7.7 DEGREES           
REMARK 500 10 GLU A 580   OE1 -  CD  -  OE2 ANGL. DEV. =  -7.5 DEGREES           
REMARK 500 11 GLU A 516   OE1 -  CD  -  OE2 ANGL. DEV. =  -8.0 DEGREES           
REMARK 500 11 GLU A 582   OE1 -  CD  -  OE2 ANGL. DEV. =  -8.1 DEGREES           
REMARK 500 14 GLU A 580   OE1 -  CD  -  OE2 ANGL. DEV. =  -7.3 DEGREES           
REMARK 500 16 SER A 529   N   -  CA  -  CB  ANGL. DEV. =  -9.5 DEGREES           
REMARK 500 18 GLU A 580   OE1 -  CD  -  OE2 ANGL. DEV. =  -7.6 DEGREES           
REMARK 500 19 GLU A 648   OE1 -  CD  -  OE2 ANGL. DEV. =  -7.6 DEGREES           
REMARK 500 20 GLU A 516   OE1 -  CD  -  OE2 ANGL. DEV. =  -7.5 DEGREES           
REMARK 500 20 GLU A 580   OE1 -  CD  -  OE2 ANGL. DEV. =  -7.2 DEGREES           
REMARK 500 20 GLU A 582   OE1 -  CD  -  OE2 ANGL. DEV. =  -7.5 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  1 ALA A 502      -70.40    170.79                                    
REMARK 500  1 VAL A 568     -171.73     44.49                                    
REMARK 500  1 THR A 609       82.10     67.01                                    
REMARK 500  1 ASP A 613     -141.04   -103.71                                    
REMARK 500  1 PRO A 617     -159.64    -71.39                                    
REMARK 500  1 GLU A 638      -71.40    -84.54                                    
REMARK 500  1 LYS A 641      129.44   -178.33                                    
REMARK 500  1 TYR A 650      -68.35   -141.42                                    
REMARK 500  1 GLU A 651      152.93    173.85                                    
REMARK 500  2 ALA A 502      -39.38   -155.93                                    
REMARK 500  2 SER A 517       70.16   -102.60                                    
REMARK 500  2 ARG A 532       74.96   -114.94                                    
REMARK 500  2 VAL A 568      155.50     49.97                                    
REMARK 500  2 GLU A 579      -38.19   -166.71                                    
REMARK 500  2 LYS A 603      -73.30   -112.88                                    
REMARK 500  2 THR A 609      122.91   -172.81                                    
REMARK 500  2 TYR A 612       67.42     62.32                                    
REMARK 500  2 PRO A 617     -168.43    -62.94                                    
REMARK 500  2 TYR A 650      -55.94   -151.42                                    
REMARK 500  2 GLU A 651     -162.99   -164.60                                    
REMARK 500  3 ALA A 502       15.89   -150.04                                    
REMARK 500  3 SER A 517       75.07   -107.95                                    
REMARK 500  3 GLU A 551      -65.75   -101.41                                    
REMARK 500  3 VAL A 568      165.82     49.54                                    
REMARK 500  3 PRO A 617     -168.68    -79.35                                    
REMARK 500  3 LYS A 621      -65.09     67.26                                    
REMARK 500  3 GLU A 622      -40.15    171.70                                    
REMARK 500  3 LYS A 641      137.25   -175.23                                    
REMARK 500  3 SER A 649       40.11    -85.52                                    
REMARK 500  3 VAL A 656       93.18     46.81                                    
REMARK 500  4 THR A 545       14.07   -143.17                                    
REMARK 500  4 VAL A 568      153.75     58.66                                    
REMARK 500  4 LYS A 583     -157.73    -89.26                                    
REMARK 500  4 MET A 599       78.68     60.64                                    
REMARK 500  4 ILE A 608       79.32     72.56                                    
REMARK 500  4 THR A 609     -175.15    178.77                                    
REMARK 500  4 PRO A 617      174.73    -56.24                                    
REMARK 500  4 THR A 619      131.93     72.33                                    
REMARK 500  4 GLU A 622       -7.24     74.93                                    
REMARK 500  4 SER A 649       85.93     28.56                                    
REMARK 500  4 TYR A 650      -72.09    -96.18                                    
REMARK 500  5 GLU A 551      -70.39    -84.29                                    
REMARK 500  5 VAL A 568      176.28     50.14                                    
REMARK 500  5 GLU A 580     -156.27   -122.64                                    
REMARK 500  5 LYS A 583     -158.75    -85.64                                    
REMARK 500  5 GLU A 601       92.59     59.38                                    
REMARK 500  5 LEU A 618       99.55    -67.27                                    
REMARK 500  5 GLU A 622       -3.82     68.60                                    
REMARK 500  5 GLU A 638      -66.78   -127.53                                    
REMARK 500  5 LYS A 641      132.10   -177.49                                    
REMARK 500                                                                       
REMARK 500 THIS ENTRY HAS     210 RAMACHANDRAN OUTLIERS.                         
REMARK 500                                                                       
REMARK 500 REMARK: NULL                                                          
REMARK 500                                                                       
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                          
REMARK 500 SUBTOPIC: PLANAR GROUPS                                               
REMARK 500                                                                       
REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL                  
REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE                     
REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN                     
REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS                         
REMARK 500 AN RMSD GREATER THAN THIS VALUE                                       
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;                
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                              
REMARK 500                                                                       
REMARK 500  M RES CSSEQI        RMS     TYPE                                     
REMARK 500  8 ARG A 547         0.08    SIDE CHAIN                               
REMARK 500 11 ARG A 547         0.08    SIDE CHAIN                               
REMARK 500 11 ARG A 595         0.10    SIDE CHAIN                               
REMARK 500 12 ARG A 626         0.09    SIDE CHAIN                               
REMARK 500 13 ARG A 527         0.07    SIDE CHAIN                               
REMARK 500 18 ARG A 595         0.09    SIDE CHAIN                               
REMARK 500 18 ARG A 626         0.08    SIDE CHAIN                               
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                              CA A 800  CA                             
REMARK 620 N RES CSSEQI ATOM                                                     
REMARK 620 1 GLU A 516   OE1                                                     
REMARK 620 2 GLU A 516   OE2  65.9                                               
REMARK 620 3 ASP A 578   OD1  82.2 110.1                                         
REMARK 620 4 ASP A 578   OD2  85.4 115.0   5.0                                   
REMARK 620 5 GLU A 582   OE1 163.7  98.6  99.4  97.4                             
REMARK 620 6 GLU A 648   OE1  96.6 112.1 133.0 129.0  94.1                       
REMARK 620 N                    1     2     3     4     5                        
REMARK 620                                                                       
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                          
REMARK 620                              CA A 850  CA                             
REMARK 620 N RES CSSEQI ATOM                                                     
REMARK 620 1 ASP A 552   OD2                                                     
REMARK 620 2 ASP A 578   OD2  90.0                                               
REMARK 620 3 ASP A 578   OD1  91.8   3.4                                         
REMARK 620 4 GLU A 579   OE1 107.3 121.1 117.7                                   
REMARK 620 5 GLU A 579   OE2  86.9 154.7 152.1  37.8                             
REMARK 620 6 GLU A 580   OE1 161.5  90.2  89.3  88.4 100.6                       
REMARK 620 7 GLU A 580   OE2 100.8 131.8 134.0 100.4  73.3  65.8                 
REMARK 620 N                    1     2     3     4     5     6                  
REMARK 800                                                                       
REMARK 800 SITE                                                                  
REMARK 800 SITE_IDENTIFIER: AC1                                                  
REMARK 800 EVIDENCE_CODE: SOFTWARE                                               
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 800                   
REMARK 800                                                                       
REMARK 800 SITE_IDENTIFIER: AC2                                                  
REMARK 800 EVIDENCE_CODE: SOFTWARE                                               
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 850                   
REMARK 900                                                                       
REMARK 900 RELATED ENTRIES                                                       
REMARK 900 RELATED ID: 2FWS   RELATED DB: PDB                                    
REMARK 900 FIRST CA2+ BINDING DOMAIN OF THE NA,CA-EXCHANGER (NCX1)               
DBREF  2FWU A  501   657  UNP    P23685   NAC1_CANFA     533    724              
SEQRES   1 A  157  HIS ALA GLY ILE PHE THR PHE GLU GLU PRO VAL THR HIS           
SEQRES   2 A  157  VAL SER GLU SER ILE GLY ILE MET GLU VAL LYS VAL LEU           
SEQRES   3 A  157  ARG THR SER GLY ALA ARG GLY ASN VAL ILE VAL PRO TYR           
SEQRES   4 A  157  LYS THR ILE GLU GLY THR ALA ARG GLY GLY GLY GLU ASP           
SEQRES   5 A  157  PHE GLU ASP THR CYS GLY GLU LEU GLU PHE GLN ASN ASP           
SEQRES   6 A  157  GLU ILE VAL LYS THR ILE SER VAL LYS VAL ILE ASP ASP           
SEQRES   7 A  157  GLU GLU TYR GLU LYS ASN LYS THR PHE PHE LEU GLU ILE           
SEQRES   8 A  157  GLY GLU PRO ARG LEU VAL GLU MET SER GLU LYS LYS GLY           
SEQRES   9 A  157  GLY PHE THR ILE THR GLU GLU TYR ASP ASP LYS GLN PRO           
SEQRES  10 A  157  LEU THR SER LYS GLU GLU GLU GLU ARG ARG ILE ALA GLU           
SEQRES  11 A  157  MET GLY ARG PRO ILE LEU GLY GLU HIS THR LYS LEU GLU           
SEQRES  12 A  157  VAL ILE ILE GLU GLU SER TYR GLU PHE LYS SER THR VAL           
SEQRES  13 A  157  ASP                                                           
HET     CA  A 800       1                                                        
HET     CA  A 850       1                                                        
HETNAM      CA CALCIUM ION                                                       
FORMUL   2   CA    2(CA 2+)                                                      
HELIX    1   1 GLU A  624  GLY A  632  1                                   9     
SHEET    1   A 4 THR A 506  PHE A 507  0                                         
SHEET    2   A 4 ILE A 520  LEU A 526 -1  O  LEU A 526   N  THR A 506            
SHEET    3   A 4 THR A 570  VAL A 575 -1  O  VAL A 573   N  MET A 521            
SHEET    4   A 4 PHE A 553  GLU A 554 -1  N  GLU A 554   O  LYS A 574            
SHEET    1   B 5 VAL A 511  SER A 515  0                                         
SHEET    2   B 5 LEU A 642  GLU A 647  1  O  GLU A 647   N  VAL A 514            
SHEET    3   B 5 LYS A 585  ILE A 591 -1  N  LYS A 585   O  ILE A 646            
SHEET    4   B 5 VAL A 535  ILE A 542 -1  N  ILE A 542   O  PHE A 588            
SHEET    5   B 5 CYS A 557  PHE A 562 -1  O  LEU A 560   N  VAL A 537            
SHEET    1   C 5 VAL A 511  SER A 515  0                                         
SHEET    2   C 5 LEU A 642  GLU A 647  1  O  GLU A 647   N  VAL A 514            
SHEET    3   C 5 LYS A 585  ILE A 591 -1  N  LYS A 585   O  ILE A 646            
SHEET    4   C 5 VAL A 535  ILE A 542 -1  N  ILE A 542   O  PHE A 588            
SHEET    5   C 5 ARG A 595  LEU A 596 -1  O  ARG A 595   N  ILE A 536            
LINK         OE1 GLU A 516                CA    CA A 800     1555   1555  2.03   
LINK         OE2 GLU A 516                CA    CA A 800     1555   1555  1.78   
LINK         OD2 ASP A 552                CA    CA A 850     1555   1555  1.75   
LINK         OD1 ASP A 578                CA    CA A 800     1555   1555  4.00   
LINK         OD2 ASP A 578                CA    CA A 800     1555   1555  1.77   
LINK         OD2 ASP A 578                CA    CA A 850     1555   1555  4.03   
LINK         OD1 ASP A 578                CA    CA A 850     1555   1555  1.80   
LINK         OE1 GLU A 579                CA    CA A 850     1555   1555  1.81   
LINK         OE2 GLU A 579                CA    CA A 850     1555   1555  3.35   
LINK         OE1 GLU A 580                CA    CA A 850     1555   1555  1.91   
LINK         OE2 GLU A 580                CA    CA A 850     1555   1555  1.85   
LINK         OE1 GLU A 582                CA    CA A 800     1555   1555  1.78   
LINK         OE1 GLU A 648                CA    CA A 800     1555   1555  1.74   
SITE     1 AC1  4 GLU A 516  ASP A 578  GLU A 582  GLU A 648                     
SITE     1 AC2  4 ASP A 552  ASP A 578  GLU A 579  GLU A 580                     
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                                                                   
MODEL        2                                                                   
MODEL        3                                                                   
MODEL        4                                                                   
MODEL        5                                                                   
MODEL        6                                                                   
MODEL        7                                                                   
MODEL        8                                                                   
MODEL        9                                                                   
MODEL       10                                                                   
MODEL       11                                                                   
MODEL       12                                                                   
MODEL       13                                                                   
MODEL       14                                                                   
MODEL       15                                                                   
MODEL       16                                                                   
MODEL       17                                                                   
MODEL       18                                                                   
MODEL       19                                                                   
MODEL       20                                                                   
END