HEADER ENVELOPE GLYCOPROTEIN 17-JUN-98 2SIV TITLE SIV GP41 CORE STRUCTURE COMPND MOL_ID: 1; COMPND 2 MOLECULE: SIV GP41 GLYCOPROTEIN; COMPND 3 CHAIN: A, C, E; COMPND 4 FRAGMENT: PROTEASE-RESISTANT CORE; COMPND 5 SYNONYM: N36/C34 CORE; COMPND 6 ENGINEERED: YES; COMPND 7 OTHER_DETAILS: N36 AND C34 ARE SYNTHETIC PEPTIDES; COMPND 8 MOL_ID: 2; COMPND 9 MOLECULE: SIV GP41 GLYCOPROTEIN; COMPND 10 CHAIN: B, D, F; COMPND 11 FRAGMENT: PROTEASE-RESISTANT CORE; COMPND 12 SYNONYM: N36/C34 CORE; COMPND 13 ENGINEERED: YES; COMPND 14 OTHER_DETAILS: N36 AND C34 ARE SYNTHETIC PEPTIDES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SIMIAN IMMUNODEFICIENCY VIRUS; SOURCE 3 ORGANISM_TAXID: 11723; SOURCE 4 GENE: GP41; SOURCE 5 MOL_ID: 2; SOURCE 6 ORGANISM_SCIENTIFIC: SIMIAN IMMUNODEFICIENCY VIRUS; SOURCE 7 ORGANISM_TAXID: 11723; SOURCE 8 STRAIN: MAC239; SOURCE 9 CELLULAR_LOCATION: VIRAL MEMBRANE; SOURCE 10 GENE: GP41 KEYWDS ENVELOPE GLYCOPROTEIN, RETROVIRUS, HIV, SIV, GP41, COAT PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR V.N.MALASHKEVICH,D.C.CHAN,C.T.CHUTKOWSKI,P.S.KIM REVDAT 5 09-AUG-23 2SIV 1 REMARK SEQADV LINK REVDAT 4 24-FEB-09 2SIV 1 VERSN REVDAT 3 05-NOV-99 2SIV 1 AUTHOR REVDAT 2 16-SEP-98 2SIV 1 SOURCE COMPND REMARK SEQRES REVDAT 2 2 1 KEYWDS MODRES REVDAT 1 19-AUG-98 2SIV 0 JRNL AUTH V.N.MALASHKEVICH,D.C.CHAN,C.T.CHUTKOWSKI,P.S.KIM JRNL TITL CRYSTAL STRUCTURE OF THE SIMIAN IMMUNODEFICIENCY VIRUS (SIV) JRNL TITL 2 GP41 CORE: CONSERVED HELICAL INTERACTIONS UNDERLIE THE BROAD JRNL TITL 3 INHIBITORY ACTIVITY OF GP41 PEPTIDES. JRNL REF PROC.NATL.ACAD.SCI.USA V. 95 9134 1998 JRNL REFN ISSN 0027-8424 JRNL PMID 9689046 JRNL DOI 10.1073/PNAS.95.16.9134 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH D.C.CHAN,D.FASS,J.M.BERGER,P.S.KIM REMARK 1 TITL CORE STRUCTURE OF GP41 FROM THE HIV ENVELOPE GLYCOPROTEIN REMARK 1 REF CELL(CAMBRIDGE,MASS.) V. 89 263 1997 REMARK 1 REFN ISSN 0092-8674 REMARK 2 REMARK 2 RESOLUTION. 2.20 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.851 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.20 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 10000000.000 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0010 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 95.7 REMARK 3 NUMBER OF REFLECTIONS : 10857 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.211 REMARK 3 FREE R VALUE : 0.288 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 9.800 REMARK 3 FREE R VALUE TEST SET COUNT : 1068 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.009 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.20 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.34 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 89.80 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 1519 REMARK 3 BIN R VALUE (WORKING SET) : 0.3300 REMARK 3 BIN FREE R VALUE : 0.3990 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 8.70 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 144 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.033 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1809 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 184 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 26.10 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 35.40 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -9.45000 REMARK 3 B22 (A**2) : -3.42000 REMARK 3 B33 (A**2) : 12.87000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.28 REMARK 3 ESD FROM SIGMAA (A) : 0.37 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.39 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.39 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.009 REMARK 3 BOND ANGLES (DEGREES) : 1.100 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 20.80 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.650 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 1.500 ; 3.300 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.000 ; 4.200 REMARK 3 SIDE-CHAIN BOND (A**2) : 2.000 ; 4.700 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 2.500 ; 6.200 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 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : NULL REMARK 3 PARAMETER FILE 3 : NULL REMARK 3 TOPOLOGY FILE 1 : TOPHCSDX.PRO REMARK 3 TOPOLOGY FILE 2 : TOPH19.SOL REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: BULK SOLVENT MODEL USED REMARK 4 REMARK 4 2SIV COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 100 THE DEPOSITION ID IS D_1000178631. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : MAY-98 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.5 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 : RIGAKU RUH3R REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NICKEL FILTER REMARK 200 OPTICS : YALE MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IV REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 11157 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.200 REMARK 200 RESOLUTION RANGE LOW (A) : 25.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 1.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 96.9 REMARK 200 DATA REDUNDANCY : 4.900 REMARK 200 R MERGE (I) : 0.05800 REMARK 200 R SYM (I) : 0.05800 REMARK 200 FOR THE DATA SET : 23.3000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.20 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.28 REMARK 200 COMPLETENESS FOR SHELL (%) : 88.3 REMARK 200 DATA REDUNDANCY IN SHELL : 4.50 REMARK 200 R MERGE FOR SHELL (I) : 0.24400 REMARK 200 R SYM FOR SHELL (I) : 0.24400 REMARK 200 FOR SHELL : 5.500 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: X-PLOR 3.851 REMARK 200 STARTING MODEL: PDB ENTRY 1AIK REMARK 200 REMARK 200 REMARK: CRYSTAL DEMONSTRATED HIGH MOSAICITY (1.2 DEGREES) AND REMARK 200 ANISOTROPIC DIFFRACTION REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 44.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.20 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PROTEIN WAS CRYSTALLIZED FROM 18-19% REMARK 280 PEG8000, 0.1 M SODIUM CACODILATE PH 6.5, 0.2 M MG-ACETATE REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 REMARK 290 4555 X+1/2,-Y+1/2,-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 -1.000000 0.000000 0.000000 27.86100 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 33.25650 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 28.85650 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 33.25650 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 27.86100 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 28.85650 REMARK 290 SMTRY3 4 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 REMARK 350 TOTAL BURIED SURFACE AREA: 12850 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 10870 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -83.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C, D, E, F 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 480 REMARK 480 ZERO OCCUPANCY ATOM REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 480 M RES C SSEQI ATOMS REMARK 480 TYR B 658 CG CD1 CD2 CE1 CE2 CZ OH REMARK 480 TYR F 658 CG CD1 CD2 CE1 CE2 CZ OH 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 ARG C 579 NE - CZ - NH2 ANGL. DEV. = 3.5 DEGREES REMARK 500 ARG E 579 NE - CZ - NH2 ANGL. DEV. = 3.4 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 GLU D 659 -70.64 -45.05 REMARK 500 LEU D 660 68.48 -65.01 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 ACE A 545 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ACE B 627 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ACE D 627 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ACE F 627 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ACE E 545 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ACE C 545 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NH2 A 582 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NH2 B 662 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NH2 D 662 REMARK 800 REMARK 800 SITE_IDENTIFIER: AD1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NH2 F 662 REMARK 800 REMARK 800 SITE_IDENTIFIER: AD2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NH2 E 582 REMARK 800 REMARK 800 SITE_IDENTIFIER: AD3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NH2 C 582 DBREF 2SIV A 546 581 UNP Q87973 Q87973_SIVCZ 46 81 DBREF 2SIV B 628 661 UNP Q87973 Q87973_SIVCZ 124 157 DBREF 2SIV C 546 581 UNP Q87973 Q87973_SIVCZ 46 81 DBREF 2SIV D 628 661 UNP Q87973 Q87973_SIVCZ 124 157 DBREF 2SIV E 546 581 UNP Q87973 Q87973_SIVCZ 46 81 DBREF 2SIV F 628 661 UNP Q87973 Q87973_SIVCZ 124 157 SEQADV 2SIV LYS B 634 UNP Q87973 GLN 649 CONFLICT SEQADV 2SIV GLU B 640 UNP Q87973 ALA 655 CONFLICT SEQADV 2SIV ALA B 644 UNP Q87973 GLN 659 CONFLICT SEQADV 2SIV LYS D 634 UNP Q87973 GLN 649 CONFLICT SEQADV 2SIV GLU D 640 UNP Q87973 ALA 655 CONFLICT SEQADV 2SIV ALA D 644 UNP Q87973 GLN 659 CONFLICT SEQADV 2SIV LYS F 634 UNP Q87973 GLN 649 CONFLICT SEQADV 2SIV GLU F 640 UNP Q87973 ALA 655 CONFLICT SEQADV 2SIV ALA F 644 UNP Q87973 GLN 659 CONFLICT SEQRES 1 A 38 ACE ALA GLY ILE VAL GLN GLN GLN GLN GLN LEU LEU ASP SEQRES 2 A 38 VAL VAL LYS ARG GLN GLN GLU LEU LEU ARG LEU THR VAL SEQRES 3 A 38 TRP GLY THR LYS ASN LEU GLN THR ARG VAL THR NH2 SEQRES 1 B 36 ACE TRP GLN GLU TRP GLU ARG LYS VAL ASP PHE LEU GLU SEQRES 2 B 36 GLU ASN ILE THR ALA LEU LEU GLU GLU ALA GLN ILE GLN SEQRES 3 B 36 GLN GLU LYS ASN MET TYR GLU LEU GLN NH2 SEQRES 1 C 38 ACE ALA GLY ILE VAL GLN GLN GLN GLN GLN LEU LEU ASP SEQRES 2 C 38 VAL VAL LYS ARG GLN GLN GLU LEU LEU ARG LEU THR VAL SEQRES 3 C 38 TRP GLY THR LYS ASN LEU GLN THR ARG VAL THR NH2 SEQRES 1 D 36 ACE TRP GLN GLU TRP GLU ARG LYS VAL ASP PHE LEU GLU SEQRES 2 D 36 GLU ASN ILE THR ALA LEU LEU GLU GLU ALA GLN ILE GLN SEQRES 3 D 36 GLN GLU LYS ASN MET TYR GLU LEU GLN NH2 SEQRES 1 E 38 ACE ALA GLY ILE VAL GLN GLN GLN GLN GLN LEU LEU ASP SEQRES 2 E 38 VAL VAL LYS ARG GLN GLN GLU LEU LEU ARG LEU THR VAL SEQRES 3 E 38 TRP GLY THR LYS ASN LEU GLN THR ARG VAL THR NH2 SEQRES 1 F 36 ACE TRP GLN GLU TRP GLU ARG LYS VAL ASP PHE LEU GLU SEQRES 2 F 36 GLU ASN ILE THR ALA LEU LEU GLU GLU ALA GLN ILE GLN SEQRES 3 F 36 GLN GLU LYS ASN MET TYR GLU LEU GLN NH2 HET ACE A 545 3 HET NH2 A 582 1 HET ACE B 627 3 HET NH2 B 662 1 HET ACE C 545 3 HET NH2 C 582 1 HET ACE D 627 3 HET NH2 D 662 1 HET ACE E 545 3 HET NH2 E 582 1 HET ACE F 627 3 HET NH2 F 662 1 HETNAM ACE ACETYL GROUP HETNAM NH2 AMINO GROUP FORMUL 1 ACE 6(C2 H4 O) FORMUL 1 NH2 6(H2 N) FORMUL 7 HOH *184(H2 O) HELIX 1 1 GLY A 547 ARG A 579 1 33 HELIX 2 2 GLN B 629 GLU B 659 1 31 HELIX 3 3 GLY C 547 ARG C 579 1 33 HELIX 4 4 GLN D 629 GLU D 659 1 31 HELIX 5 5 ILE E 548 ARG E 579 1 32 HELIX 6 6 GLN F 629 GLU F 659 1 31 LINK C ACE A 545 N ALA A 546 1555 1555 1.33 LINK C THR A 581 N NH2 A 582 1555 1555 1.36 LINK C ACE B 627 N TRP B 628 1555 1555 1.32 LINK C GLN B 661 N NH2 B 662 1555 1555 1.39 LINK C ACE C 545 N ALA C 546 1555 1555 1.33 LINK C THR C 581 N NH2 C 582 1555 1555 1.34 LINK C ACE D 627 N TRP D 628 1555 1555 1.33 LINK C GLN D 661 N NH2 D 662 1555 1555 1.25 LINK C ACE E 545 N ALA E 546 1555 1555 1.32 LINK C THR E 581 N NH2 E 582 1555 1555 1.30 LINK C ACE F 627 N TRP F 628 1555 1555 1.33 LINK C GLN F 661 N NH2 F 662 1555 1555 1.25 SITE 1 AC1 3 GLY A 547 ILE A 548 HOH A 149 SITE 1 AC2 3 GLN B 629 TRP B 631 HOH B 54 SITE 1 AC3 3 GLN D 629 GLU D 630 TRP D 631 SITE 1 AC4 2 GLN F 629 TRP F 631 SITE 1 AC5 2 LEU D 660 GLY E 547 SITE 1 AC6 3 GLY C 547 ILE C 548 VAL C 549 SITE 1 AC7 3 THR A 578 ARG A 579 THR A 581 SITE 1 AC8 3 TYR B 658 GLU B 659 GLN B 661 SITE 1 AC9 1 GLN D 661 SITE 1 AD1 2 GLN F 661 HOH A 105 SITE 1 AD2 2 THR E 578 THR E 581 SITE 1 AD3 3 ARG C 579 VAL C 580 THR C 581 CRYST1 55.722 57.713 66.513 90.00 90.00 90.00 P 21 21 21 12 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 0.017946 0.000000 0.000000 0.00000 SCALE2 0.000000 0.017327 0.000000 0.00000 SCALE3 0.000000 0.000000 0.015035 0.00000 MTRIX1 1 0.997495 0.030635 0.063762 -0.61806 1 MTRIX2 1 0.068623 -0.637871 -0.767080 4.72568 1 MTRIX3 1 0.017172 0.769534 -0.638375 9.06871 1 MTRIX1 2 0.997852 0.065160 -0.006749 0.37640 1 MTRIX2 2 0.034627 -0.437199 0.898698 -4.14261 1 MTRIX3 2 0.055608 -0.897001 -0.438516 8.52557 1 MTRIX1 3 0.993118 -0.059416 0.100926 -1.35870 1 MTRIX2 3 0.031675 -0.693376 -0.719880 4.19844 1 MTRIX3 3 0.112752 0.718122 -0.686722 5.67586 1 MTRIX1 4 0.984594 -0.138165 0.107169 -2.10360 1 MTRIX2 4 -0.100742 0.052722 0.993515 3.73381 1 MTRIX3 4 -0.142919 -0.989005 0.037990 8.69652 1 HETATM 1 C ACE A 545 -0.576 -4.431 8.818 1.00 57.03 C HETATM 2 O ACE A 545 -0.967 -5.367 8.117 1.00 59.10 O HETATM 3 CH3 ACE A 545 -0.915 -2.979 8.468 1.00 56.36 C