HEADER IMMUNE SYSTEM/GENE REGULATION 05-SEP-05 2AXG TITLE THE IMMUNOGENICITY OF A VIRAL CYTOTOXIC T CELL EPITOPE IS CONTROLLED TITLE 2 BY ITS MHC-BOUND CONFORMATION COMPND MOL_ID: 1; COMPND 2 MOLECULE: HLA CLASS I HISTOCOMPATIBILITY ANTIGEN, B*3501 HEAVY CHAIN; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: RESIDUES 1-276; COMPND 5 SYNONYM: HLA-B*3501 CLASS I HISTOCOMPATIBILITY ANTIGEN, MHC CLASS I COMPND 6 ANTIGEN B*3501; COMPND 7 ENGINEERED: YES; COMPND 8 MOL_ID: 2; COMPND 9 MOLECULE: BETA-2-MICROGLOBULIN; COMPND 10 CHAIN: B; COMPND 11 ENGINEERED: YES; COMPND 12 MOL_ID: 3; COMPND 13 MOLECULE: 10-MER PEPTIDE FROM BZLF1 TRANS-ACTIVATOR PROTEIN; COMPND 14 CHAIN: C; COMPND 15 SYNONYM: EBV, EB1, ZEBRA; COMPND 16 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 6 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PET30; SOURCE 10 MOL_ID: 2; SOURCE 11 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 12 ORGANISM_COMMON: HUMAN; SOURCE 13 ORGANISM_TAXID: 9606; SOURCE 14 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 15 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 16 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 17 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 18 EXPRESSION_SYSTEM_PLASMID: PET30; SOURCE 19 MOL_ID: 3; SOURCE 20 SYNTHETIC: YES; SOURCE 21 OTHER_DETAILS: SYNTHETIC PEPTIDE APQPAPENAY FROM BZLF1 PROTEIN OF SOURCE 22 EPSTEIN BARR VIRUS KEYWDS IMMUNE RESPONSE, PMHC, IMMUNE SYSTEM-GENE REGULATION COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR F.E.TYNAN,D.ELHASSEN,A.W.PURCELL,J.M.BURROWS,N.A.BORG,J.J.MILES, AUTHOR 2 N.A.WILLIAMSON,K.J.GREEN,J.TELLAM,L.KJER-NIELSEN,J.MCCLUSKEY, AUTHOR 3 J.ROSSJOHN,S.R.BURROWS REVDAT 3 11-OCT-17 2AXG 1 REMARK REVDAT 2 24-FEB-09 2AXG 1 VERSN REVDAT 1 29-NOV-05 2AXG 0 JRNL AUTH F.E.TYNAN,D.ELHASSEN,A.W.PURCELL,J.M.BURROWS,N.A.BORG, JRNL AUTH 2 J.J.MILES,N.A.WILLIAMSON,K.J.GREEN,J.TELLAM,L.KJER-NIELSEN, JRNL AUTH 3 J.MCCLUSKEY,J.ROSSJOHN,S.R.BURROWS JRNL TITL THE IMMUNOGENICITY OF A VIRAL CYTOTOXIC T CELL EPITOPE IS JRNL TITL 2 CONTROLLED BY ITS MHC-BOUND CONFORMATION JRNL REF J.EXP.MED. V. 202 1249 2005 JRNL REFN ISSN 0022-1007 JRNL PMID 16275762 JRNL DOI 10.1084/JEM.20050864 REMARK 2 REMARK 2 RESOLUTION. 2.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 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) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 30.00 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) (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 26590 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING SET) : 0.213 REMARK 3 FREE R VALUE : 0.234 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 1425 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 : 3158 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 8 REMARK 3 SOLVENT ATOMS : 342 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 31.97 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) : NULL REMARK 3 BOND ANGLES (DEGREES) : NULL 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: NULL REMARK 4 REMARK 4 2AXG COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 07-SEP-05. REMARK 100 THE DEPOSITION ID IS D_1000034429. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 21-JUN-04 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.6 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 : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO, HKL-2000 REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 28293 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : NULL REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.00 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.07 REMARK 200 COMPLETENESS FOR SHELL (%) : 82.9 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 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 51.84 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.55 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 200MM AMMONIUM ACETATE, 17% W/V PEG REMARK 280 3350, 100MM CACODYLATE, PH 7.6, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 277K 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 25.40300 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 55.18900 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 40.78050 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 55.18900 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 25.40300 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 40.78050 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: TRIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 4190 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 18900 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -19.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, 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 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT 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 NH2 ARG B 45 O HOH B 1059 0.88 REMARK 500 NE2 GLN B 89 CD PRO B 90 1.63 REMARK 500 CZ ARG B 45 O HOH B 1059 1.68 REMARK 500 O PRO B 14 O HOH B 1048 1.85 REMARK 500 O HOH A 1049 O HOH B 1009 1.88 REMARK 500 O THR B 71 O HOH B 1069 1.92 REMARK 500 OE2 GLU A 232 O HOH A 1095 1.95 REMARK 500 OD1 ASP A 227 O HOH A 1186 2.04 REMARK 500 O PRO A 193 O HOH A 1197 2.05 REMARK 500 CZ2 TRP A 167 O HOH A 1213 2.06 REMARK 500 NH1 ARG B 3 O HOH B 1038 2.08 REMARK 500 NH1 ARG A 62 O HOH A 1178 2.13 REMARK 500 NH1 ARG B 45 O HOH B 1059 2.15 REMARK 500 O GLY A 252 O HOH A 1091 2.16 REMARK 500 O HOH A 1050 O HOH A 1159 2.17 REMARK 500 CE2 TRP A 167 O HOH A 1213 2.18 REMARK 500 CG GLU B 74 O HOH B 1070 2.18 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 O HOH A 1205 O HOH B 1079 3655 1.85 REMARK 500 O HOH A 1158 O HOH A 1224 3645 2.17 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 ARG A 14 74.30 -156.80 REMARK 500 ASP A 29 -127.49 54.82 REMARK 500 ASP A 114 97.27 -166.22 REMARK 500 GLN A 224 42.83 -104.48 REMARK 500 ARG A 239 -22.40 87.12 REMARK 500 PRO B 32 -175.48 -67.56 REMARK 500 TRP B 60 -5.96 78.10 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 ACY A 1001 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ACY B 1002 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2AXF RELATED DB: PDB REMARK 900 HLA-B*3508 ALLELE PRESENTING SAME PEPTIDE (APQPAPENAY) DBREF 2AXG A 1 276 UNP P30685 1B35_HUMAN 25 300 DBREF 2AXG B 1 99 UNP P61769 B2MG_HUMAN 21 119 DBREF 2AXG C 1 10 UNP P03206 BZLF1_EBV 77 86 SEQRES 1 A 276 GLY SER HIS SER MET ARG TYR PHE TYR THR ALA MET SER SEQRES 2 A 276 ARG PRO GLY ARG GLY GLU PRO ARG PHE ILE ALA VAL GLY SEQRES 3 A 276 TYR VAL ASP ASP THR GLN PHE VAL ARG PHE ASP SER ASP SEQRES 4 A 276 ALA ALA SER PRO ARG THR GLU PRO ARG ALA PRO TRP ILE SEQRES 5 A 276 GLU GLN GLU GLY PRO GLU TYR TRP ASP ARG ASN THR GLN SEQRES 6 A 276 ILE PHE LYS THR ASN THR GLN THR TYR ARG GLU SER LEU SEQRES 7 A 276 ARG ASN LEU ARG GLY TYR TYR ASN GLN SER GLU ALA GLY SEQRES 8 A 276 SER HIS ILE ILE GLN ARG MET TYR GLY CYS ASP LEU GLY SEQRES 9 A 276 PRO ASP GLY ARG LEU LEU ARG GLY HIS ASP GLN SER ALA SEQRES 10 A 276 TYR ASP GLY LYS ASP TYR ILE ALA LEU ASN GLU ASP LEU SEQRES 11 A 276 SER SER TRP THR ALA ALA ASP THR ALA ALA GLN ILE THR SEQRES 12 A 276 GLN ARG LYS TRP GLU ALA ALA ARG VAL ALA GLU GLN LEU SEQRES 13 A 276 ARG ALA TYR LEU GLU GLY LEU CYS VAL GLU TRP LEU ARG SEQRES 14 A 276 ARG TYR LEU GLU ASN GLY LYS GLU THR LEU GLN ARG ALA SEQRES 15 A 276 ASP PRO PRO LYS THR HIS VAL THR HIS HIS PRO VAL SER SEQRES 16 A 276 ASP HIS GLU ALA THR LEU ARG CYS TRP ALA LEU GLY PHE SEQRES 17 A 276 TYR PRO ALA GLU ILE THR LEU THR TRP GLN ARG ASP GLY SEQRES 18 A 276 GLU ASP GLN THR GLN ASP THR GLU LEU VAL GLU THR ARG SEQRES 19 A 276 PRO ALA GLY ASP ARG THR PHE GLN LYS TRP ALA ALA VAL SEQRES 20 A 276 VAL VAL PRO SER GLY GLU GLU GLN ARG TYR THR CYS HIS SEQRES 21 A 276 VAL GLN HIS GLU GLY LEU PRO LYS PRO LEU THR LEU ARG SEQRES 22 A 276 TRP GLU PRO SEQRES 1 B 99 ILE GLN ARG THR PRO LYS ILE GLN VAL TYR SER ARG HIS SEQRES 2 B 99 PRO ALA GLU ASN GLY LYS SER ASN PHE LEU ASN CYS TYR SEQRES 3 B 99 VAL SER GLY PHE HIS PRO SER ASP ILE GLU VAL ASP LEU SEQRES 4 B 99 LEU LYS ASN GLY GLU ARG ILE GLU LYS VAL GLU HIS SER SEQRES 5 B 99 ASP LEU SER PHE SER LYS ASP TRP SER PHE TYR LEU LEU SEQRES 6 B 99 TYR TYR THR GLU PHE THR PRO THR GLU LYS ASP GLU TYR SEQRES 7 B 99 ALA CYS ARG VAL ASN HIS VAL THR LEU SER GLN PRO LYS SEQRES 8 B 99 ILE VAL LYS TRP ASP ARG ASP MET SEQRES 1 C 10 ALA PRO GLN PRO ALA PRO GLU ASN ALA TYR HET ACY A1001 4 HET ACY B1002 4 HETNAM ACY ACETIC ACID FORMUL 4 ACY 2(C2 H4 O2) FORMUL 6 HOH *342(H2 O) HELIX 1 1 ALA A 49 GLU A 53 5 5 HELIX 2 2 GLY A 56 TYR A 85 1 30 HELIX 3 3 ALA A 139 ALA A 150 1 12 HELIX 4 4 ARG A 151 GLY A 162 1 12 HELIX 5 5 GLY A 162 GLY A 175 1 14 HELIX 6 6 GLY A 175 GLN A 180 1 6 HELIX 7 7 THR A 225 THR A 228 5 4 HELIX 8 8 GLU A 253 GLN A 255 5 3 SHEET 1 A 8 GLU A 46 PRO A 47 0 SHEET 2 A 8 THR A 31 ASP A 37 -1 N ARG A 35 O GLU A 46 SHEET 3 A 8 ARG A 21 VAL A 28 -1 N GLY A 26 O PHE A 33 SHEET 4 A 8 HIS A 3 MET A 12 -1 N ARG A 6 O TYR A 27 SHEET 5 A 8 ILE A 94 LEU A 103 -1 O LEU A 103 N HIS A 3 SHEET 6 A 8 LEU A 109 TYR A 118 -1 O LEU A 110 N ASP A 102 SHEET 7 A 8 LYS A 121 LEU A 126 -1 O LEU A 126 N ASP A 114 SHEET 8 A 8 TRP A 133 ALA A 135 -1 O THR A 134 N ALA A 125 SHEET 1 B 4 LYS A 186 PRO A 193 0 SHEET 2 B 4 GLU A 198 PHE A 208 -1 O TRP A 204 N HIS A 188 SHEET 3 B 4 PHE A 241 PRO A 250 -1 O VAL A 249 N ALA A 199 SHEET 4 B 4 GLU A 229 LEU A 230 -1 N GLU A 229 O ALA A 246 SHEET 1 C 4 LYS A 186 PRO A 193 0 SHEET 2 C 4 GLU A 198 PHE A 208 -1 O TRP A 204 N HIS A 188 SHEET 3 C 4 PHE A 241 PRO A 250 -1 O VAL A 249 N ALA A 199 SHEET 4 C 4 ARG A 234 PRO A 235 -1 N ARG A 234 O GLN A 242 SHEET 1 D 4 GLU A 222 ASP A 223 0 SHEET 2 D 4 THR A 214 ARG A 219 -1 N ARG A 219 O GLU A 222 SHEET 3 D 4 TYR A 257 GLN A 262 -1 O HIS A 260 N THR A 216 SHEET 4 D 4 LEU A 270 LEU A 272 -1 O LEU A 272 N CYS A 259 SHEET 1 E 4 LYS B 6 SER B 11 0 SHEET 2 E 4 ASN B 21 PHE B 30 -1 O ASN B 24 N TYR B 10 SHEET 3 E 4 PHE B 62 PHE B 70 -1 O THR B 68 N LEU B 23 SHEET 4 E 4 GLU B 50 HIS B 51 -1 N GLU B 50 O TYR B 67 SHEET 1 F 4 LYS B 6 SER B 11 0 SHEET 2 F 4 ASN B 21 PHE B 30 -1 O ASN B 24 N TYR B 10 SHEET 3 F 4 PHE B 62 PHE B 70 -1 O THR B 68 N LEU B 23 SHEET 4 F 4 SER B 55 PHE B 56 -1 N SER B 55 O TYR B 63 SHEET 1 G 4 GLU B 44 ARG B 45 0 SHEET 2 G 4 GLU B 36 LYS B 41 -1 N LYS B 41 O GLU B 44 SHEET 3 G 4 TYR B 78 ASN B 83 -1 O ARG B 81 N ASP B 38 SHEET 4 G 4 LYS B 91 LYS B 94 -1 O LYS B 91 N VAL B 82 SSBOND 1 CYS A 101 CYS A 164 1555 1555 2.04 SSBOND 2 CYS A 203 CYS A 259 1555 1555 2.03 SSBOND 3 CYS B 25 CYS B 80 1555 1555 2.04 CISPEP 1 TYR A 209 PRO A 210 0 0.18 CISPEP 2 HIS B 31 PRO B 32 0 0.04 SITE 1 AC1 6 PHE A 8 ASP A 29 ASP A 30 HOH A1067 SITE 2 AC1 6 TYR B 63 HOH B1042 SITE 1 AC2 4 TRP A 204 ARG A 234 SER B 11 HOH B1061 CRYST1 50.806 81.561 110.378 90.00 90.00 90.00 P 21 21 21 4 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 0.019680 0.000000 0.000000 0.00000 SCALE2 0.000000 0.012260 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009060 0.00000