HEADER    VIRAL PROTEIN                           13-JUL-00   1FAV              
TITLE     THE STRUCTURE OF AN HIV-1 SPECIFIC CELL ENTRY INHIBITOR IN COMPLEX    
TITLE    2 WITH THE HIV-1 GP41 TRIMERIC CORE                                    
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: HIV-1 ENVELOPE PROTEIN CHIMERA;                            
COMPND   3 CHAIN: A;                                                            
COMPND   4 ENGINEERED: YES;                                                     
COMPND   5 MUTATION: YES;                                                       
COMPND   6 OTHER_DETAILS: CHIMERA CONSISTS OF A FRAGMENT OF GCN4 ZIPPER CLONED  
COMPND   7 N-TERMINAL TO A FRAGMENT OF GP41;                                    
COMPND   8 MOL_ID: 2;                                                           
COMPND   9 MOLECULE: PROTEIN (TRANSMEMBRANE GLYCOPROTEIN);                      
COMPND  10 CHAIN: C;                                                            
COMPND  11 FRAGMENT: OUTER PEPTIDE OF GP41 OF HIV-1;                            
COMPND  12 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HUMAN IMMUNODEFICIENCY VIRUS 1, SACCHAROMYCES   
SOURCE   3 CEREVISIAE (STRAIN ATCC 204508 / S288C);                             
SOURCE   4 ORGANISM_COMMON: BAKER'S YEAST;                                      
SOURCE   5 ORGANISM_TAXID: 11676, 559292;                                       
SOURCE   6 GENE: GCN4,AAS3,ARG9,YEL009C;                                        
SOURCE   7 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   8 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   9 EXPRESSION_SYSTEM_PLASMID: PRSET;                                    
SOURCE  10 MOL_ID: 2;                                                           
SOURCE  11 SYNTHETIC: YES;                                                      
SOURCE  12 OTHER_DETAILS: THE PEPTIDE WAS CHEMICALLY SYNTHESIZED. THE SEQUENCE  
SOURCE  13 OF THE PEPTIDE IS NATURALLY FOUND IN HIV-1.                          
KEYWDS    HIV-1, GP41, INHIBITOR, VIRAL PROTEIN                                 
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    G.ZHOU,M.FERRER,R.CHOPRA,T.STRASSMAIER,W.WEISSENHORN,J.J.SKEHEL,      
AUTHOR   2 D.OPRIAN,S.L.SCHREIBER,S.C.HARRISON,D.C.WILEY                        
REVDAT   9   13-NOV-24 1FAV    1       REMARK                                   
REVDAT   8   15-NOV-23 1FAV    1       LINK   ATOM                              
REVDAT   7   03-NOV-21 1FAV    1       REMARK SEQADV LINK                       
REVDAT   6   09-AUG-17 1FAV    1       SOURCE REMARK                            
REVDAT   5   13-JUL-11 1FAV    1       VERSN                                    
REVDAT   4   24-FEB-09 1FAV    1       VERSN                                    
REVDAT   3   20-DEC-00 1FAV    1       JRNL                                     
REVDAT   2   30-AUG-00 1FAV    3       ATOM   REMARK                            
REVDAT   1   23-AUG-00 1FAV    0                                                
JRNL        AUTH   G.ZHOU,M.FERRER,R.CHOPRA,T.M.KAPOOR,T.STRASSMAIER,           
JRNL        AUTH 2 W.WEISSENHORN,J.J.SKEHEL,D.OPRIAN,S.L.SCHREIBER,             
JRNL        AUTH 3 S.C.HARRISON,D.C.WILEY                                       
JRNL        TITL   THE STRUCTURE OF AN HIV-1 SPECIFIC CELL ENTRY INHIBITOR IN   
JRNL        TITL 2 COMPLEX WITH THE HIV-1 GP41 TRIMERIC CORE.                   
JRNL        REF    BIOORG.MED.CHEM.              V.   8  2219 2000              
JRNL        REFN                   ISSN 0968-0896                               
JRNL        PMID   11026535                                                     
JRNL        DOI    10.1016/S0968-0896(00)00155-3                                
REMARK   2                                                                      
REMARK   2 RESOLUTION.    3.00 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS 0.9                                              
REMARK   3   AUTHORS     : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE-              
REMARK   3               : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU,              
REMARK   3               : READ,RICE,SIMONSON,WARREN                            
REMARK   3                                                                      
REMARK   3  REFINEMENT TARGET : ENGH & HUBER                                    
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 3.00                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 15.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 2.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : NULL                           
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 88.0                           
REMARK   3   NUMBER OF REFLECTIONS             : 2574                           
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : NULL                            
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                          
REMARK   3   R VALUE            (WORKING SET) : 0.240                           
REMARK   3   FREE R VALUE                     : 0.295                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : NULL                            
REMARK   3   FREE R VALUE TEST SET COUNT      : 398                             
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : NULL                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : NULL                         
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : NULL                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : NULL                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : NULL                         
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : NULL                         
REMARK   3   BIN R VALUE           (WORKING SET) : NULL                         
REMARK   3   BIN FREE R VALUE                    : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : NULL                         
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : NULL                         
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 888                                     
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 0                                       
REMARK   3   SOLVENT ATOMS            : 0                                       
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : NULL                           
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : NULL                                                 
REMARK   3    B22 (A**2) : NULL                                                 
REMARK   3    B33 (A**2) : NULL                                                 
REMARK   3    B12 (A**2) : NULL                                                 
REMARK   3    B13 (A**2) : NULL                                                 
REMARK   3    B23 (A**2) : NULL                                                 
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : NULL                            
REMARK   3   ESD FROM SIGMAA              (A) : NULL                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : NULL                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : NULL                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : NULL                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.010                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.600                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : NULL                            
REMARK   3   IMPROPER ANGLES        (DEGREES) : NULL                            
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : NULL                                      
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : NULL                                                 
REMARK   3   KSOL        : NULL                                                 
REMARK   3   BSOL        : NULL                                                 
REMARK   3                                                                      
REMARK   3  NCS MODEL : NULL                                                    
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS.                         RMS   SIGMA/WEIGHT          
REMARK   3   GROUP  1  POSITIONAL            (A) : NULL  ; NULL                 
REMARK   3   GROUP  1  B-FACTOR           (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  PARAMETER FILE  1  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS:                                           
REMARK   3  RESIDUE 125 CHAIN C WAS MODELLED BASED ON RESIDUES 124              
REMARK   3  AND 126.  THE OCCUPANCY OF THIS RESIDUE IS 0.00.                    
REMARK   4                                                                      
REMARK   4 1FAV COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 09-AUG-00.                  
REMARK 100 THE DEPOSITION ID IS D_1000011442.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 14-SEP-98                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 6.9                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : N                                  
REMARK 200  RADIATION SOURCE               : ROTATING ANODE                     
REMARK 200  BEAMLINE                       : NULL                               
REMARK 200  X-RAY GENERATOR MODEL          : ELLIOTT GX-13                      
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.54                               
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : MARRESEARCH                        
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 2574                               
REMARK 200  RESOLUTION RANGE HIGH      (A) : 3.000                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 15.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 88.0                               
REMARK 200  DATA REDUNDANCY                : NULL                               
REMARK 200  R MERGE                    (I) : 0.07200                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : NULL                               
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : NULL                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : NULL                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL                         
REMARK 200 SOFTWARE USED: AMORE                                                 
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 46.29                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.29                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 25MM PIPES, 0.25M MGAC, 2.5%             
REMARK 280  ISOPROPANOL, 10MM HEPES, 37.5MM NACL, PH 6.9, VAPOR DIFFUSION,      
REMARK 280  HANGING DROP, TEMPERATURE 298.0K                                    
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 3 2 1                          
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -Y,X-Y,Z                                                
REMARK 290       3555   -X+Y,-X,Z                                               
REMARK 290       4555   Y,X,-Z                                                  
REMARK 290       5555   X-Y,-Y,-Z                                               
REMARK 290       6555   -X,-X+Y,-Z                                              
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   3 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   3 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   4 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   4  0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   5  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   5  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   6 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   6 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   6  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: HEXAMERIC                         
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: HEXAMERIC                  
REMARK 350 SOFTWARE USED: PISA,PQS                                              
REMARK 350 TOTAL BURIED SURFACE AREA: 17320 ANGSTROM**2                         
REMARK 350 SURFACE AREA OF THE COMPLEX: 16880 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -109.0 KCAL/MOL                       
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, C                                  
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 350   BIOMT1   2 -0.500000 -0.866025  0.000000       35.81900            
REMARK 350   BIOMT2   2  0.866025 -0.500000  0.000000        0.00000            
REMARK 350   BIOMT3   2  0.000000  0.000000  1.000000        0.00000            
REMARK 350   BIOMT1   3 -0.500000  0.866025  0.000000       17.90950            
REMARK 350   BIOMT2   3 -0.866025 -0.500000  0.000000       31.02016            
REMARK 350   BIOMT3   3  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. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     GLN A     1                                                      
REMARK 465     ASP C   153                                                      
REMARK 465     LYS C   154                                                      
REMARK 470                                                                      
REMARK 470 MISSING ATOM                                                         
REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER;           
REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;          
REMARK 470 I=INSERTION CODE):                                                   
REMARK 470   M RES CSSEQI  ATOMS                                                
REMARK 470     GLU A   3    CB   CG   CD   OE1  OE2                             
REMARK 470     GLU A   7    CB   CG   CD   OE1  OE2                             
REMARK 470     ARG A  22    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     ASN C 125    CB   CG   OD1  ND2                                  
REMARK 470     LEU C 150    CG   CD1  CD2                                       
REMARK 475                                                                      
REMARK 475 ZERO OCCUPANCY RESIDUES                                              
REMARK 475 THE FOLLOWING RESIDUES WERE MODELED WITH ZERO OCCUPANCY.             
REMARK 475 THE LOCATION AND PROPERTIES OF THESE RESIDUES MAY NOT                
REMARK 475 BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME;                      
REMARK 475 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE)          
REMARK 475   M RES C  SSEQI                                                     
REMARK 475     ASN C   125                                                      
REMARK 475     ASN C   126                                                      
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    GLU A   3      -90.83    -62.95                                   
REMARK 500    ALA A  30       20.45    -73.95                                   
REMARK 500    ASN C 125      127.78    -36.18                                   
REMARK 500    ASN C 125      127.78    -18.81                                   
REMARK 500    ASN C 126      -95.73    -97.28                                   
REMARK 500    GLU C 151       49.37    -73.04                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
DBREF  1FAV A    1    29  UNP    P03069   GCN4_YEAST     252    280             
DBREF  1FAV A   30    79  UNP    P03377   ENV_HV1BR      546    595             
DBREF  1FAV C  125   154  UNP    P03377   ENV_HV1BR      641    670             
SEQADV 1FAV ILE A    2  UNP  P03069    LEU   253 ENGINEERED MUTATION            
SEQADV 1FAV ILE A    6  UNP  P03069    VAL   257 ENGINEERED MUTATION            
SEQADV 1FAV ILE A    9  UNP  P03069    LEU   260 ENGINEERED MUTATION            
SEQADV 1FAV ILE A   13  UNP  P03069    ASN   264 ENGINEERED MUTATION            
SEQADV 1FAV ILE A   16  UNP  P03069    LEU   267 ENGINEERED MUTATION            
SEQADV 1FAV ILE A   20  UNP  P03069    VAL   271 ENGINEERED MUTATION            
SEQADV 1FAV ILE A   23  UNP  P03069    LEU   274 ENGINEERED MUTATION            
SEQADV 1FAV ILE A   27  UNP  P03069    VAL   278 ENGINEERED MUTATION            
SEQADV 1FAV 3PA C  122  UNP  P03377              CONFLICT                       
SEQADV 1FAV GGL C  123  UNP  P03377              CONFLICT                       
SEQADV 1FAV 4BA C  124  UNP  P03377              CONFLICT                       
SEQRES   1 A   79  GLN ILE GLU ASP LYS ILE GLU GLU ILE LEU SER LYS ILE          
SEQRES   2 A   79  TYR HIS ILE GLU ASN GLU ILE ALA ARG ILE LYS LYS LEU          
SEQRES   3 A   79  ILE GLY GLU ALA ARG GLN LEU LEU SER GLY ILE VAL GLN          
SEQRES   4 A   79  GLN GLN ASN ASN LEU LEU ARG ALA ILE GLU ALA GLN GLN          
SEQRES   5 A   79  HIS LEU LEU GLN LEU THR VAL TRP GLY ILE LYS GLN LEU          
SEQRES   6 A   79  GLN ALA ARG ILE LEU ALA VAL GLU ARG TYR LEU LYS ASP          
SEQRES   7 A   79  GLN                                                          
SEQRES   1 C   33  3PA GGL 4BA ASN ASN TYR THR SER LEU ILE HIS SER LEU          
SEQRES   2 C   33  ILE GLU GLU SER GLN ASN GLN GLN GLU LYS ASN GLU GLN          
SEQRES   3 C   33  GLU LEU LEU GLU LEU ASP LYS                                  
HET    3PA  C 122      18                                                       
HET    GGL  C 123      18                                                       
HET    4BA  C 124      30                                                       
HETNAM     3PA 3-CYCLOPENTYL-PROPIONIC ACID                                     
HETNAM     GGL GAMMA-L-GLUTAMIC ACID                                            
HETNAM     4BA 4-[(2-CARBOXY-ETHYLAMINO)-METHYL]-BENZOIC ACID                   
HETSYN     GGL L-GLUTAMIC ACID                                                  
FORMUL   2  3PA    C8 H14 O2                                                    
FORMUL   2  GGL    C5 H9 N O4                                                   
FORMUL   2  4BA    C11 H13 N O4                                                 
HELIX    1   1 ASP A    4  GLN A   79  1                                  76    
HELIX    2   2 ASN C  126  GLU C  151  1                                  26    
LINK         C8AA3PA C 122                 N  AGGL C 123     1555   1555  1.35  
LINK         C8AB3PA C 122                 N  BGGL C 123     1555   1555  1.34  
LINK         CD AGGL C 123                 N  A4BA C 124     1555   1555  1.33  
LINK         CD BGGL C 123                 N  B4BA C 124     1555   1555  1.30  
LINK         C  B4BA C 124                 N   ASN C 125     1555   1555  1.34  
LINK         C  A4BA C 124                 N   ASN C 125     1555   1555  1.32  
CRYST1   35.819   35.819  164.691  90.00  90.00 120.00 P 3 2 1       6          
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      0.027918  0.016119  0.000000        0.00000                         
SCALE2      0.000000  0.032237  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.006072        0.00000