PDB Short entry for 1IVA
HEADER    NEUROTOXIN                              27-OCT-94   1IVA              
TITLE     STRUCTURE-ACTIVITY RELATIONSHIPS FOR P-TYPE CALCIUM CHANNEL SELECTIVE 
TITLE    2 OMEGA-AGATOXINS                                                      
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: OMEGA-AGATOXIN-IVA;                                        
COMPND   3 CHAIN: A;                                                            
COMPND   4 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: AGELENOPSIS APERTA;                             
SOURCE   3 ORGANISM_TAXID: 6908                                                 
KEYWDS    NEUROTOXIN                                                            
EXPDTA    SOLUTION NMR                                                          
NUMMDL    16                                                                    
AUTHOR    M.D.REILY,K.E.HOLUB                                                   
REVDAT   3   23-FEB-22 1IVA    1       REMARK                                   
REVDAT   2   24-FEB-09 1IVA    1       VERSN                                    
REVDAT   1   07-FEB-95 1IVA    0                                                
JRNL        AUTH   M.D.REILY,K.E.HOLUB,W.R.GRAY,T.M.NORRIS,M.E.ADAMS            
JRNL        TITL   STRUCTURE-ACTIVITY RELATIONSHIPS FOR P-TYPE CALCIUM          
JRNL        TITL 2 CHANNEL-SELECTIVE OMEGA-AGATOXINS.                           
JRNL        REF    NAT.STRUCT.BIOL.              V.   1   853 1994              
JRNL        REFN                   ISSN 1072-8368                               
JRNL        PMID   7773772                                                      
JRNL        DOI    10.1038/NSB1294-853                                          
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   M.D.REILY,V.THANABAL,M.E.ADAMS                               
REMARK   1  TITL   THE SOLUTION STRUCTURE OF OMEGA-AGA-IVB, A P-TYPE CALCIUM    
REMARK   1  TITL 2 CHANNEL ANTAGONIST FROM VENOM OF AGELENOPSIS APERTA          
REMARK   1  REF    TO BE PUBLISHED                                              
REMARK   1  REFN                                                                
REMARK   1 REFERENCE 2                                                          
REMARK   1  AUTH   I.M.MINTZ,V.J.VENEMA,K.M.SWIDEREK,T.D.LEE,B.P.BEAN,M.E.ADAMS 
REMARK   1  TITL   P-TYPE CALCIUM CHANNELS BLOCKED BY THE SPIDER TOXIN          
REMARK   1  TITL 2 OMEGA-AGA-IVA                                                
REMARK   1  REF    NATURE                        V. 355   827 1992              
REMARK   1  REFN                   ISSN 0028-0836                               
REMARK   2                                                                      
REMARK   2 RESOLUTION. NOT APPLICABLE.                                          
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : DISCOVER                                             
REMARK   3   AUTHORS     : BIOSYM TECHNOLOGIES                                  
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1IVA COMPLIES WITH FORMAT V. 3.15, 01-DEC-08                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL.                                
REMARK 100 THE DEPOSITION ID IS D_1000174273.                                   
REMARK 210                                                                      
REMARK 210 EXPERIMENTAL DETAILS                                                 
REMARK 210  EXPERIMENT TYPE                : NMR                                
REMARK 210  TEMPERATURE           (KELVIN) : NULL                               
REMARK 210  PH                             : NULL                               
REMARK 210  IONIC STRENGTH                 : NULL                               
REMARK 210  PRESSURE                       : NULL                               
REMARK 210  SAMPLE CONTENTS                : NULL                               
REMARK 210                                                                      
REMARK 210  NMR EXPERIMENTS CONDUCTED      : NULL                               
REMARK 210  SPECTROMETER FIELD STRENGTH    : NULL                               
REMARK 210  SPECTROMETER MODEL             : NULL                               
REMARK 210  SPECTROMETER MANUFACTURER      : NULL                               
REMARK 210                                                                      
REMARK 210  STRUCTURE DETERMINATION.                                            
REMARK 210   SOFTWARE USED                 : NULL                               
REMARK 210   METHOD USED                   : NULL                               
REMARK 210                                                                      
REMARK 210 CONFORMERS, NUMBER CALCULATED   : NULL                               
REMARK 210 CONFORMERS, NUMBER SUBMITTED    : 16                                 
REMARK 210 CONFORMERS, SELECTION CRITERIA  : NULL                               
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                                                                      
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  1 GLU A  35   CD    GLU A  35   OE2     0.120                       
REMARK 500  1 GLU A  43   CD    GLU A  43   OE2     0.120                       
REMARK 500  1 ALA A  48   C     ALA A  48   OXT     0.144                       
REMARK 500  2 GLU A  35   CD    GLU A  35   OE2     0.120                       
REMARK 500  2 GLU A  43   CD    GLU A  43   OE2     0.121                       
REMARK 500  2 ALA A  48   C     ALA A  48   OXT     0.143                       
REMARK 500  3 GLU A  35   CD    GLU A  35   OE2     0.120                       
REMARK 500  3 GLU A  43   CD    GLU A  43   OE2     0.120                       
REMARK 500  3 ALA A  48   C     ALA A  48   OXT     0.143                       
REMARK 500  4 GLU A  35   CD    GLU A  35   OE2     0.120                       
REMARK 500  4 GLU A  43   CD    GLU A  43   OE2     0.120                       
REMARK 500  4 ALA A  48   C     ALA A  48   OXT     0.144                       
REMARK 500  5 GLU A  35   CD    GLU A  35   OE2     0.120                       
REMARK 500  5 GLU A  43   CD    GLU A  43   OE2     0.120                       
REMARK 500  5 ALA A  48   C     ALA A  48   OXT     0.143                       
REMARK 500  6 GLU A  35   CD    GLU A  35   OE2     0.119                       
REMARK 500  6 GLU A  43   CD    GLU A  43   OE2     0.119                       
REMARK 500  6 ALA A  48   C     ALA A  48   OXT     0.143                       
REMARK 500  7 GLU A  35   CD    GLU A  35   OE2     0.121                       
REMARK 500  7 GLU A  43   CD    GLU A  43   OE2     0.119                       
REMARK 500  7 ALA A  48   C     ALA A  48   OXT     0.143                       
REMARK 500  8 GLU A  35   CD    GLU A  35   OE2     0.118                       
REMARK 500  8 GLU A  43   CD    GLU A  43   OE2     0.119                       
REMARK 500  8 ALA A  48   C     ALA A  48   OXT     0.143                       
REMARK 500  9 GLU A  35   CD    GLU A  35   OE2     0.120                       
REMARK 500  9 GLU A  43   CD    GLU A  43   OE2     0.118                       
REMARK 500  9 ALA A  48   C     ALA A  48   OXT     0.144                       
REMARK 500 10 GLU A  35   CD    GLU A  35   OE2     0.119                       
REMARK 500 10 GLU A  43   CD    GLU A  43   OE2     0.119                       
REMARK 500 10 ALA A  48   C     ALA A  48   OXT     0.143                       
REMARK 500 11 GLU A  35   CD    GLU A  35   OE2     0.120                       
REMARK 500 11 GLU A  43   CD    GLU A  43   OE2     0.118                       
REMARK 500 11 ALA A  48   C     ALA A  48   OXT     0.146                       
REMARK 500 12 GLU A  35   CD    GLU A  35   OE2     0.120                       
REMARK 500 12 GLU A  43   CD    GLU A  43   OE2     0.121                       
REMARK 500 12 ALA A  48   C     ALA A  48   OXT     0.146                       
REMARK 500 13 GLU A  35   CD    GLU A  35   OE2     0.120                       
REMARK 500 13 GLU A  43   CD    GLU A  43   OE2     0.120                       
REMARK 500 13 ALA A  48   C     ALA A  48   OXT     0.142                       
REMARK 500 14 GLU A  35   CD    GLU A  35   OE2     0.120                       
REMARK 500 14 GLU A  43   CD    GLU A  43   OE2     0.117                       
REMARK 500 14 ALA A  48   C     ALA A  48   OXT     0.147                       
REMARK 500 15 GLU A  35   CD    GLU A  35   OE2     0.121                       
REMARK 500 15 GLU A  43   CD    GLU A  43   OE2     0.119                       
REMARK 500 15 ALA A  48   C     ALA A  48   OXT     0.146                       
REMARK 500 16 GLU A  35   CD    GLU A  35   OE2     0.120                       
REMARK 500 16 GLU A  43   CD    GLU A  43   OE2     0.120                       
REMARK 500 16 ALA A  48   C     ALA A  48   OXT     0.144                       
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 ASP A   8   CB  -  CG  -  OD2 ANGL. DEV. =  -6.1 DEGREES          
REMARK 500  1 ARG A  21   NE  -  CZ  -  NH1 ANGL. DEV. =   3.7 DEGREES          
REMARK 500  1 ARG A  23   NE  -  CZ  -  NH1 ANGL. DEV. =   3.8 DEGREES          
REMARK 500  1 ASN A  33   N   -  CA  -  CB  ANGL. DEV. = -12.3 DEGREES          
REMARK 500  1 ARG A  39   NE  -  CZ  -  NH1 ANGL. DEV. =   3.7 DEGREES          
REMARK 500  1 GLU A  43   CB  -  CA  -  C   ANGL. DEV. =  18.4 DEGREES          
REMARK 500  2 ASP A   8   CB  -  CG  -  OD2 ANGL. DEV. =  -6.0 DEGREES          
REMARK 500  2 ARG A  21   NE  -  CZ  -  NH1 ANGL. DEV. =   3.6 DEGREES          
REMARK 500  2 ARG A  23   NE  -  CZ  -  NH1 ANGL. DEV. =   3.7 DEGREES          
REMARK 500  2 CYS A  25   CA  -  CB  -  SG  ANGL. DEV. = -12.7 DEGREES          
REMARK 500  2 ARG A  39   NE  -  CZ  -  NH1 ANGL. DEV. =   3.8 DEGREES          
REMARK 500  2 GLU A  43   CB  -  CA  -  C   ANGL. DEV. =  16.1 DEGREES          
REMARK 500  2 GLU A  43   N   -  CA  -  CB  ANGL. DEV. = -15.8 DEGREES          
REMARK 500  3 ASP A   8   CB  -  CG  -  OD2 ANGL. DEV. =  -5.9 DEGREES          
REMARK 500  3 ARG A  11   CD  -  NE  -  CZ  ANGL. DEV. =   8.5 DEGREES          
REMARK 500  3 ARG A  21   NE  -  CZ  -  NH1 ANGL. DEV. =   3.6 DEGREES          
REMARK 500  3 ARG A  23   NE  -  CZ  -  NH1 ANGL. DEV. =   3.5 DEGREES          
REMARK 500  3 ARG A  39   NE  -  CZ  -  NH1 ANGL. DEV. =   3.7 DEGREES          
REMARK 500  4 CYS A   4   N   -  CA  -  CB  ANGL. DEV. = -12.2 DEGREES          
REMARK 500  4 ASP A   8   CB  -  CG  -  OD2 ANGL. DEV. =  -5.8 DEGREES          
REMARK 500  4 ARG A  11   CD  -  NE  -  CZ  ANGL. DEV. =   8.6 DEGREES          
REMARK 500  4 ARG A  21   NE  -  CZ  -  NH1 ANGL. DEV. =   3.7 DEGREES          
REMARK 500  4 ARG A  23   NE  -  CZ  -  NH1 ANGL. DEV. =   4.0 DEGREES          
REMARK 500  4 CYS A  25   N   -  CA  -  CB  ANGL. DEV. =  10.3 DEGREES          
REMARK 500  4 THR A  32   N   -  CA  -  CB  ANGL. DEV. =  15.2 DEGREES          
REMARK 500  4 ASN A  33   N   -  CA  -  CB  ANGL. DEV. = -13.8 DEGREES          
REMARK 500  4 ASN A  33   N   -  CA  -  C   ANGL. DEV. =  23.5 DEGREES          
REMARK 500  4 CYS A  34   CA  -  CB  -  SG  ANGL. DEV. =   6.6 DEGREES          
REMARK 500  4 ARG A  39   NE  -  CZ  -  NH1 ANGL. DEV. =   3.9 DEGREES          
REMARK 500  5 ASP A   8   CB  -  CG  -  OD2 ANGL. DEV. =  -5.6 DEGREES          
REMARK 500  5 ARG A  21   NE  -  CZ  -  NH1 ANGL. DEV. =   3.7 DEGREES          
REMARK 500  5 ARG A  23   NE  -  CZ  -  NH1 ANGL. DEV. =   4.0 DEGREES          
REMARK 500  5 ARG A  39   NE  -  CZ  -  NH1 ANGL. DEV. =   3.7 DEGREES          
REMARK 500  5 GLU A  43   CB  -  CA  -  C   ANGL. DEV. =  16.1 DEGREES          
REMARK 500  6 CYS A   4   N   -  CA  -  CB  ANGL. DEV. = -12.1 DEGREES          
REMARK 500  6 ASP A   8   CB  -  CG  -  OD2 ANGL. DEV. =  -5.8 DEGREES          
REMARK 500  6 ARG A  11   NE  -  CZ  -  NH1 ANGL. DEV. =   3.0 DEGREES          
REMARK 500  6 ARG A  21   NE  -  CZ  -  NH1 ANGL. DEV. =   3.7 DEGREES          
REMARK 500  6 ARG A  23   NE  -  CZ  -  NH1 ANGL. DEV. =   3.7 DEGREES          
REMARK 500  6 CYS A  25   CA  -  CB  -  SG  ANGL. DEV. = -11.0 DEGREES          
REMARK 500  6 ARG A  39   NE  -  CZ  -  NH1 ANGL. DEV. =   3.9 DEGREES          
REMARK 500  7 ASP A   8   CB  -  CG  -  OD1 ANGL. DEV. =   5.5 DEGREES          
REMARK 500  7 ASP A   8   CB  -  CG  -  OD2 ANGL. DEV. =  -6.2 DEGREES          
REMARK 500  7 ARG A  21   NE  -  CZ  -  NH1 ANGL. DEV. =   3.6 DEGREES          
REMARK 500  7 ARG A  23   NE  -  CZ  -  NH1 ANGL. DEV. =   3.7 DEGREES          
REMARK 500  7 SER A  28   N   -  CA  -  CB  ANGL. DEV. = -10.5 DEGREES          
REMARK 500  7 ASN A  33   N   -  CA  -  CB  ANGL. DEV. = -12.3 DEGREES          
REMARK 500  7 ARG A  39   NE  -  CZ  -  NH1 ANGL. DEV. =   3.7 DEGREES          
REMARK 500  8 CYS A   4   N   -  CA  -  CB  ANGL. DEV. = -11.1 DEGREES          
REMARK 500  8 CYS A   4   N   -  CA  -  C   ANGL. DEV. =  16.2 DEGREES          
REMARK 500                                                                      
REMARK 500 THIS ENTRY HAS     128 ANGLE DEVIATIONS.                             
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 LYS A   2       86.95     54.34                                   
REMARK 500  1 LYS A   3       89.26     66.20                                   
REMARK 500  1 CYS A   4      167.94     52.41                                   
REMARK 500  1 ALA A   6       61.60     72.19                                   
REMARK 500  1 LYS A   7      131.71   -179.50                                   
REMARK 500  1 TYR A   9       39.83     72.58                                   
REMARK 500  1 PRO A  18     -127.86    -66.69                                   
REMARK 500  1 CYS A  20      -64.45    -93.35                                   
REMARK 500  1 SER A  28     -150.43    -79.40                                   
REMARK 500  1 ILE A  29       56.87    -98.65                                   
REMARK 500  1 MET A  30      -40.38   -168.64                                   
REMARK 500  1 THR A  32      -72.17   -157.93                                   
REMARK 500  1 ASN A  33       39.43    -70.31                                   
REMARK 500  1 CYS A  34     -157.40    -68.28                                   
REMARK 500  1 LYS A  37      153.70    -47.49                                   
REMARK 500  1 ARG A  39      109.77   -163.02                                   
REMARK 500  1 LEU A  40      -67.72   -103.80                                   
REMARK 500  1 GLU A  43     -102.45   -108.84                                   
REMARK 500  1 LEU A  45      -69.34    -94.76                                   
REMARK 500  2 LYS A   3       72.71     53.05                                   
REMARK 500  2 CYS A   4      172.08     50.36                                   
REMARK 500  2 ILE A   5      -63.62   -101.56                                   
REMARK 500  2 ALA A   6       60.57     78.65                                   
REMARK 500  2 TYR A   9       36.86     76.14                                   
REMARK 500  2 PRO A  18     -127.31    -68.23                                   
REMARK 500  2 CYS A  20      -60.35    -94.67                                   
REMARK 500  2 SER A  28     -126.36   -115.99                                   
REMARK 500  2 MET A  30      -13.00   -156.32                                   
REMARK 500  2 THR A  32     -146.59    -89.13                                   
REMARK 500  2 ILE A  41       48.46    -99.62                                   
REMARK 500  2 MET A  42      -30.92   -169.58                                   
REMARK 500  2 GLU A  43     -117.87    -80.39                                   
REMARK 500  2 LEU A  47      -61.86   -101.12                                   
REMARK 500  3 LYS A   2     -159.03     48.03                                   
REMARK 500  3 CYS A   4      169.36     57.73                                   
REMARK 500  3 ILE A   5      -64.10    -96.60                                   
REMARK 500  3 LYS A   7      123.66   -175.88                                   
REMARK 500  3 TYR A   9       48.19     75.71                                   
REMARK 500  3 CYS A  19      144.75     82.31                                   
REMARK 500  3 CYS A  20      -68.53    -90.74                                   
REMARK 500  3 ARG A  21       68.50   -111.36                                   
REMARK 500  3 CYS A  25       38.22     82.34                                   
REMARK 500  3 ILE A  29       77.23     89.06                                   
REMARK 500  3 MET A  30      -51.04    177.21                                   
REMARK 500  3 ILE A  41       56.88   -149.29                                   
REMARK 500  3 MET A  42      -44.14    159.26                                   
REMARK 500  3 LEU A  45      100.86     67.79                                   
REMARK 500  3 LEU A  47      -57.18   -155.12                                   
REMARK 500  4 LYS A   2      105.09     72.39                                   
REMARK 500  4 LYS A   3       79.98     65.80                                   
REMARK 500                                                                      
REMARK 500 THIS ENTRY HAS     245 RAMACHANDRAN OUTLIERS.                        
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS                                         
REMARK 500                                                                      
REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH          
REMARK 500 CIS AND TRANS CONFORMATION.  CIS BONDS, IF ANY, ARE LISTED           
REMARK 500 ON CISPEP RECORDS.  TRANS IS DEFINED AS 180 +/- 30 AND               
REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES.                                  
REMARK 500                                 MODEL     OMEGA                      
REMARK 500 THR A   32     ASN A   33          4      -138.63                    
REMARK 500 ASN A   33     CYS A   34          4      -143.84                    
REMARK 500 THR A   32     ASN A   33          9      -148.20                    
REMARK 500 TRP A   14     GLY A   15         12       149.94                    
REMARK 500 LYS A    7     ASP A    8         13      -149.46                    
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 16 TYR A   9         0.07    SIDE CHAIN                              
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
DBREF  1IVA A    1    48  UNP    P30288   TOG4A_AGEAP      1     48             
SEQRES   1 A   48  LYS LYS LYS CYS ILE ALA LYS ASP TYR GLY ARG CYS LYS          
SEQRES   2 A   48  TRP GLY GLY THR PRO CYS CYS ARG GLY ARG GLY CYS ILE          
SEQRES   3 A   48  CYS SER ILE MET GLY THR ASN CYS GLU CYS LYS PRO ARG          
SEQRES   4 A   48  LEU ILE MET GLU GLY LEU GLY LEU ALA                          
SSBOND   1 CYS A    4    CYS A   20                          1555   1555  1.98  
SSBOND   2 CYS A   12    CYS A   25                          1555   1555  1.99  
SSBOND   3 CYS A   19    CYS A   36                          1555   1555  2.00  
SSBOND   4 CYS A   27    CYS A   34                          1555   1555  1.99  
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