PDB Short entry for 1SVF HEADER VIRAL PROTEIN 27-FEB-99 1SVF TITLE PARAMYXOVIRUS SV5 FUSION PROTEIN CORE COMPND MOL_ID: 1; COMPND 2 MOLECULE: PROTEIN (FUSION GLYCOPROTEIN); COMPND 3 CHAIN: A, C; COMPND 4 FRAGMENT: POST FUSION CORE (RESIDUE 122-185); COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES; COMPND 7 OTHER_DETAILS: 4 PUTATIVE CHLORIDE IONS INCLUDED; COMPND 8 MOL_ID: 2; COMPND 9 MOLECULE: PROTEIN (FUSION GLYCOPROTEIN); COMPND 10 CHAIN: B, D; COMPND 11 FRAGMENT: POST FUSION CORE (RESIDUE 440-477); COMPND 12 ENGINEERED: YES; COMPND 13 OTHER_DETAILS: 4 PUTATIVE CHLORIDE IONS INCLUDED SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SIMIAN VIRUS 5 (STRAIN W3); SOURCE 3 ORGANISM_TAXID: 11208; SOURCE 4 STRAIN: W3; SOURCE 5 GENE: FUSION PROTEIN; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: DH1; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PGEX-4T-1-N1, PGEX-4T-1-N1; SOURCE 11 EXPRESSION_SYSTEM_GENE: N1; SOURCE 12 OTHER_DETAILS: CLEAVED GST FUSION; SOURCE 13 MOL_ID: 2; SOURCE 14 ORGANISM_SCIENTIFIC: SIMIAN VIRUS 5 (STRAIN W3); SOURCE 15 ORGANISM_TAXID: 11208; SOURCE 16 STRAIN: W3; SOURCE 17 GENE: FUSION PROTEIN; SOURCE 18 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 19 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 20 EXPRESSION_SYSTEM_STRAIN: DH1; SOURCE 21 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 22 EXPRESSION_SYSTEM_PLASMID: PGEX-4T-1-N1, PGEX-4T-1-N1; SOURCE 23 EXPRESSION_SYSTEM_GENE: N1; SOURCE 24 OTHER_DETAILS: CLEAVED GST FUSION KEYWDS PARAMYXOVIRUS, FUSION, SV5, COILED-COIL, VIRAL PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR K.A.BAKER,R.E.DUTCH,R.A.LAMB,T.S.JARDETZKY REVDAT 6 27-DEC-23 1SVF 1 REMARK REVDAT 5 03-NOV-21 1SVF 1 REMARK SEQADV REVDAT 4 13-JUL-11 1SVF 1 VERSN REVDAT 3 24-FEB-09 1SVF 1 VERSN REVDAT 2 05-MAY-00 1SVF 1 COMPND REMARK DBREF SEQADV REVDAT 2 2 1 HEADER REVDAT 1 26-MAR-99 1SVF 0 JRNL AUTH K.A.BAKER,R.E.DUTCH,R.A.LAMB,T.S.JARDETZKY JRNL TITL STRUCTURAL BASIS FOR PARAMYXOVIRUS-MEDIATED MEMBRANE FUSION. JRNL REF MOL.CELL V. 3 309 1999 JRNL REFN ISSN 1097-2765 JRNL PMID 10198633 JRNL DOI 10.1016/S1097-2765(00)80458-X REMARK 2 REMARK 2 RESOLUTION. 1.40 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 0.4 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 : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.40 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 40.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 98.1 REMARK 3 NUMBER OF REFLECTIONS : 35812 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : SPHERES REMARK 3 R VALUE (WORKING SET) : 0.181 REMARK 3 FREE R VALUE : 0.202 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 7.900 REMARK 3 FREE R VALUE TEST SET COUNT : 2814 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.004 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) : 1.40 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.49 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 96.20 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 5470 REMARK 3 BIN R VALUE (WORKING SET) : 0.2350 REMARK 3 BIN FREE R VALUE : 0.2520 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 7.10 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 420 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.012 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1430 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 4 REMARK 3 SOLVENT ATOMS : 303 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 13.10 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 18.30 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 2.59000 REMARK 3 B22 (A**2) : 2.59000 REMARK 3 B33 (A**2) : -5.18000 REMARK 3 B12 (A**2) : 1.67000 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) : 0.14 REMARK 3 ESD FROM SIGMAA (A) : 0.12 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) : 0.17 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.12 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.004 REMARK 3 BOND ANGLES (DEGREES) : 1.000 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 17.10 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.800 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) : 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 : FLAT MODEL REMARK 3 KSOL : 0.36 REMARK 3 BSOL : 56.97 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 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 3 : ION.PARAM REMARK 3 PARAMETER FILE 4 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : WATER.TOP REMARK 3 TOPOLOGY FILE 3 : ION.TOP REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1SVF COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 01-MAR-99. REMARK 100 THE DEPOSITION ID IS D_1000000557. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : SEP-98 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 5ID-B REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.993 REMARK 200 MONOCHROMATOR : SI(111) REMARK 200 OPTICS : PINHOLE REMARK 200 REMARK 200 DETECTOR TYPE : CCD 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 : 35812 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.400 REMARK 200 RESOLUTION RANGE LOW (A) : 40.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.1 REMARK 200 DATA REDUNDANCY : 2.300 REMARK 200 R MERGE (I) : 0.06300 REMARK 200 R SYM (I) : 6.30000 REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 15.1000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.40 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.45 REMARK 200 COMPLETENESS FOR SHELL (%) : 95.8 REMARK 200 DATA REDUNDANCY IN SHELL : 1.90 REMARK 200 R MERGE FOR SHELL (I) : 0.27400 REMARK 200 R SYM FOR SHELL (I) : 27.4000 REMARK 200 <I/SIGMA(I)> FOR SHELL : 2.000 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: SIRAS REMARK 200 SOFTWARE USED: SHARP, RSPS REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 52.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.27 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 7-9% POLYETHYLENE GLYCOL 0.5-0.6M REMARK 280 LITHIUM SULFATE, PH 7.5 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 3 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 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 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 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: 14850 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 14040 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -149.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B 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 41.60000 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 20.80000 REMARK 350 BIOMT2 3 -0.866025 -0.500000 0.000000 36.02666 REMARK 350 BIOMT3 3 0.000000 0.000000 1.000000 0.00000 REMARK 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 14120 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 12330 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -146.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: C, D 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 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 CL CL A 101 LIES ON A SPECIAL POSITION. REMARK 375 CL CL A 103 LIES ON A SPECIAL POSITION. REMARK 375 CL CL C 100 LIES ON A SPECIAL POSITION. REMARK 375 CL CL C 102 LIES ON A SPECIAL POSITION. 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 ASN C 184 REMARK 465 TYR C 185 REMARK 465 GLN D 440 REMARK 465 ILE D 441 REMARK 465 LEU D 442 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 THR C 181 5.18 -67.60 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 CL C 100 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL A 101 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL C 102 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL A 103 DBREF 1SVF A 122 185 UNP P04849 FUS_SV5 122 184 DBREF 1SVF B 440 477 UNP P04849 FUS_SV5 440 477 DBREF 1SVF C 122 185 UNP P04849 FUS_SV5 122 184 DBREF 1SVF D 440 477 UNP P04849 FUS_SV5 440 477 SEQADV 1SVF TYR A 185 UNP P04849 CYS 185 ENGINEERED MUTATION SEQADV 1SVF TYR C 185 UNP P04849 CYS 185 ENGINEERED MUTATION SEQRES 1 A 64 THR ALA ALA VAL ALA LEU VAL LYS ALA ASN GLU ASN ALA SEQRES 2 A 64 ALA ALA ILE LEU ASN LEU LYS ASN ALA ILE GLN LYS THR SEQRES 3 A 64 ASN ALA ALA VAL ALA ASP VAL VAL GLN ALA THR GLN SER SEQRES 4 A 64 LEU GLY THR ALA VAL GLN ALA VAL GLN ASP HIS ILE ASN SEQRES 5 A 64 SER VAL VAL SER PRO ALA ILE THR ALA ALA ASN TYR SEQRES 1 B 38 GLN ILE LEU SER ILE ASP PRO LEU ASP ILE SER GLN ASN SEQRES 2 B 38 LEU ALA ALA VAL ASN LYS SER LEU SER ASP ALA LEU GLN SEQRES 3 B 38 HIS LEU ALA GLN SER ASP THR TYR LEU SER ALA ILE SEQRES 1 C 64 THR ALA ALA VAL ALA LEU VAL LYS ALA ASN GLU ASN ALA SEQRES 2 C 64 ALA ALA ILE LEU ASN LEU LYS ASN ALA ILE GLN LYS THR SEQRES 3 C 64 ASN ALA ALA VAL ALA ASP VAL VAL GLN ALA THR GLN SER SEQRES 4 C 64 LEU GLY THR ALA VAL GLN ALA VAL GLN ASP HIS ILE ASN SEQRES 5 C 64 SER VAL VAL SER PRO ALA ILE THR ALA ALA ASN TYR SEQRES 1 D 38 GLN ILE LEU SER ILE ASP PRO LEU ASP ILE SER GLN ASN SEQRES 2 D 38 LEU ALA ALA VAL ASN LYS SER LEU SER ASP ALA LEU GLN SEQRES 3 D 38 HIS LEU ALA GLN SER ASP THR TYR LEU SER ALA ILE HET CL A 101 1 HET CL A 103 1 HET CL C 100 1 HET CL C 102 1 HETNAM CL CHLORIDE ION FORMUL 5 CL 4(CL 1-) FORMUL 9 HOH *303(H2 O) HELIX 1 1 ALA A 123 SER A 174 1 52 HELIX 2 2 VAL A 176 ALA A 182 1 7 HELIX 3 3 SER B 450 SER B 475 1 26 HELIX 4 4 ALA C 123 SER C 174 1 52 HELIX 5 5 VAL C 176 ILE C 180 1 5 HELIX 6 6 SER D 450 LEU D 474 1 25 SITE 1 AC1 1 THR C 158 SITE 1 AC2 1 THR A 158 SITE 1 AC3 1 ASN C 133 SITE 1 AC4 2 ALA A 130 ASN A 133 CRYST1 41.600 41.600 95.600 90.00 90.00 120.00 P 3 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 0.024038 0.013879 0.000000 0.00000 SCALE2 0.000000 0.027757 0.000000 0.00000 SCALE3 0.000000 0.000000 0.010460 0.00000 MTRIX1 1 -0.999932 -0.011239 0.003138 174.44279 1 MTRIX2 1 0.010826 -0.793178 0.608894 -1.51400 1 MTRIX3 1 -0.004354 0.608886 0.793246 0.70450 1