HEADER IMMUNE SYSTEM 24-JAN-05 1YN7 TITLE CRYSTAL STRUCTURE OF A MOUSE MHC CLASS I PROTEIN, H2-DB, IN COMPLEX TITLE 2 WITH A MUTATED PEPTIDE (R7A) OF THE INFLUENZA A ACID POLYMERASE COMPND MOL_ID: 1; COMPND 2 MOLECULE: H-2 CLASS I HISTOCOMPATIBILITY ANTIGEN, D-B ALPHA CHAIN; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: H- 2DB; COMPND 5 ENGINEERED: YES; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: BETA-2-MICROGLOBULIN; COMPND 8 CHAIN: B; COMPND 9 ENGINEERED: YES; COMPND 10 MOL_ID: 3; COMPND 11 MOLECULE: 10-MER PEPTIDE FROM RNA-DIRECTED RNA POLYMERASE SUBUNIT P2; COMPND 12 CHAIN: C; COMPND 13 SYNONYM: POLYMERASE ACIDIC PROTEIN, PA; COMPND 14 EC: 2.7.7.48; COMPND 15 ENGINEERED: YES; COMPND 16 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: MUS MUSCULUS; SOURCE 3 ORGANISM_COMMON: HOUSE MOUSE; SOURCE 4 ORGANISM_TAXID: 10090; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: XLBLUE; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PET30; SOURCE 10 MOL_ID: 2; SOURCE 11 ORGANISM_SCIENTIFIC: MUS MUSCULUS; SOURCE 12 ORGANISM_COMMON: HOUSE MOUSE; SOURCE 13 ORGANISM_TAXID: 10090; SOURCE 14 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 15 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 16 EXPRESSION_SYSTEM_STRAIN: XLBLUE; 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 WITH SIMILAR SEQUENCE AS INFLUENZA SOURCE 22 A ACID POLYMERASE FRAGMENT KEYWDS MHC CLASS 1, H2-DB, INFLUENZA A, PEPTIDE OF ACID POLYMERASE, IMMUNE KEYWDS 2 SYSTEM EXPDTA X-RAY DIFFRACTION AUTHOR S.J.TURNER,K.KEDZIERSKA,H.KOMODROMOU,N.L.LA GRUTA,M.A.DUNSTONE, AUTHOR 2 A.I.WEBB,R.WEBBY,H.WALDEN,W.XIE,J.MCCLUSKEY,A.W.PURCELL,J.ROSSJOHN, AUTHOR 3 P.C.DOHERTY REVDAT 4 30-OCT-24 1YN7 1 REMARK REVDAT 3 10-NOV-21 1YN7 1 SEQADV REVDAT 2 24-FEB-09 1YN7 1 VERSN REVDAT 1 28-JUN-05 1YN7 0 JRNL AUTH S.J.TURNER,K.KEDZIERSKA,H.KOMODROMOU,N.L.LA GRUTA, JRNL AUTH 2 M.A.DUNSTONE,A.I.WEBB,R.WEBBY,H.WALDEN,W.XIE,J.MCCLUSKEY, JRNL AUTH 3 A.W.PURCELL,J.ROSSJOHN,P.C.DOHERTY JRNL TITL LACK OF PROMINENT PEPTIDE-MAJOR HISTOCOMPATIBILITY COMPLEX JRNL TITL 2 FEATURES LIMITS REPERTOIRE DIVERSITY IN VIRUS-SPECIFIC CD8+ JRNL TITL 3 T CELL POPULATIONS JRNL REF NAT.IMMUNOL. V. 6 382 2005 JRNL REFN ISSN 1529-2908 JRNL PMID 15785764 JRNL DOI 10.1038/NI1175 REMARK 2 REMARK 2 RESOLUTION. 2.20 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.0 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) : 2.20 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 50.00 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) (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 21124 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) : 0.217 REMARK 3 FREE R VALUE : 0.265 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 929 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 : 3142 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 236 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) : 0.006 REMARK 3 BOND ANGLES (DEGREES) : 1.322 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 24.77 REMARK 3 IMPROPER ANGLES (DEGREES) : 20.75 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 1YN7 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 26-JAN-05. REMARK 100 THE DEPOSITION ID IS D_1000031708. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 01-MAR-04 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 5.6 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 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 IV REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 22053 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.200 REMARK 200 RESOLUTION RANGE LOW (A) : 100.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 93.4 REMARK 200 DATA REDUNDANCY : 5.600 REMARK 200 R MERGE (I) : 0.10700 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) : 2.20 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.28 REMARK 200 COMPLETENESS FOR SHELL (%) : 92.1 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: AMORE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 53.60 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.43 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: SODIUM CITRATE, AMMONIUM ACETATE, PEG REMARK 280 4000, PH 5.6, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -Y+1/2,X+1/2,Z+3/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+1/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+3/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+1/4 REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-Z+1/2 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 0.00000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 137.13600 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 28.15300 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 28.15300 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 205.70400 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 28.15300 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 28.15300 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 68.56800 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 28.15300 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 28.15300 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 205.70400 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 28.15300 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 28.15300 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 68.56800 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 137.13600 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: 4300 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 18880 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -18.0 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 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 HOH A 309 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 357 LIES ON A SPECIAL POSITION. 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 41 CG CD OE1 OE2 REMARK 470 MET B 0 CG SD CE REMARK 470 ASP B 85 CG OD1 OD2 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 TRP A 51 -1.24 -55.68 REMARK 500 TRP A 107 8.27 -44.44 REMARK 500 LEU A 114 107.36 -160.28 REMARK 500 TYR A 123 -71.11 -110.89 REMARK 500 LYS A 131 -38.90 -132.00 REMARK 500 ARG A 194 -69.34 -137.10 REMARK 500 LYS A 253 13.87 -143.33 REMARK 500 TRP B 60 -18.42 84.67 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1YN6 RELATED DB: PDB REMARK 900 WILDTYPE SEQUENCE OF THE PEPTIDE DBREF 1YN7 A 2 274 UNP P01899 HA11_MOUSE 26 298 DBREF 1YN7 B 1 99 UNP P01887 B2MG_MOUSE 21 119 DBREF 1YN7 C 1 10 UNP P13175 RRP2_IAZI1 224 233 SEQADV 1YN7 MET B 0 UNP P01887 INITIATING METHIONINE SEQADV 1YN7 ALA C 7 UNP P13175 ARG 230 ENGINEERED MUTATION SEQRES 1 A 273 PRO HIS SER MET ARG TYR PHE GLU THR ALA VAL SER ARG SEQRES 2 A 273 PRO GLY LEU GLU GLU PRO ARG TYR ILE SER VAL GLY TYR SEQRES 3 A 273 VAL ASP ASN LYS GLU PHE VAL ARG PHE ASP SER ASP ALA SEQRES 4 A 273 GLU ASN PRO ARG TYR GLU PRO ARG ALA PRO TRP MET GLU SEQRES 5 A 273 GLN GLU GLY PRO GLU TYR TRP GLU ARG GLU THR GLN LYS SEQRES 6 A 273 ALA LYS GLY GLN GLU GLN TRP PHE ARG VAL SER LEU ARG SEQRES 7 A 273 ASN LEU LEU GLY TYR TYR ASN GLN SER ALA GLY GLY SER SEQRES 8 A 273 HIS THR LEU GLN GLN MET SER GLY CYS ASP LEU GLY SER SEQRES 9 A 273 ASP TRP ARG LEU LEU ARG GLY TYR LEU GLN PHE ALA TYR SEQRES 10 A 273 GLU GLY ARG ASP TYR ILE ALA LEU ASN GLU ASP LEU LYS SEQRES 11 A 273 THR TRP THR ALA ALA ASP MET ALA ALA GLN ILE THR ARG SEQRES 12 A 273 ARG LYS TRP GLU GLN SER GLY ALA ALA GLU HIS TYR LYS SEQRES 13 A 273 ALA TYR LEU GLU GLY GLU CYS VAL GLU TRP LEU HIS ARG SEQRES 14 A 273 TYR LEU LYS ASN GLY ASN ALA THR LEU LEU ARG THR ASP SEQRES 15 A 273 SER PRO LYS ALA HIS VAL THR HIS HIS PRO ARG SER LYS SEQRES 16 A 273 GLY GLU VAL THR LEU ARG CYS TRP ALA LEU GLY PHE TYR SEQRES 17 A 273 PRO ALA ASP ILE THR LEU THR TRP GLN LEU ASN GLY GLU SEQRES 18 A 273 GLU LEU THR GLN ASP MET GLU LEU VAL GLU THR ARG PRO SEQRES 19 A 273 ALA GLY ASP GLY THR PHE GLN LYS TRP ALA SER VAL VAL SEQRES 20 A 273 VAL PRO LEU GLY LYS GLU GLN ASN TYR THR CYS ARG VAL SEQRES 21 A 273 TYR HIS GLU GLY LEU PRO GLU PRO LEU THR LEU ARG TRP SEQRES 1 B 100 MET ILE GLN LYS THR PRO GLN ILE GLN VAL TYR SER ARG SEQRES 2 B 100 HIS PRO PRO GLU ASN GLY LYS PRO ASN ILE LEU ASN CYS SEQRES 3 B 100 TYR VAL THR GLN PHE HIS PRO PRO HIS ILE GLU ILE GLN SEQRES 4 B 100 MET LEU LYS ASN GLY LYS LYS ILE PRO LYS VAL GLU MET SEQRES 5 B 100 SER ASP MET SER PHE SER LYS ASP TRP SER PHE TYR ILE SEQRES 6 B 100 LEU ALA HIS THR GLU PHE THR PRO THR GLU THR ASP THR SEQRES 7 B 100 TYR ALA CYS ARG VAL LYS HIS ASP SER MET ALA GLU PRO SEQRES 8 B 100 LYS THR VAL TYR TRP ASP ARG ASP MET SEQRES 1 C 10 SER SER LEU GLU ASN PHE ALA ALA TYR VAL FORMUL 4 HOH *236(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 ASP A 137 GLY A 151 1 15 HELIX 4 4 GLY A 151 GLY A 162 1 12 HELIX 5 5 GLY A 162 GLY A 175 1 14 HELIX 6 6 GLY A 175 LEU A 180 1 6 HELIX 7 7 LYS A 253 GLN A 255 5 3 SHEET 1 A 8 GLU A 46 PRO A 47 0 SHEET 2 A 8 LYS 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 SER A 24 O PHE A 36 SHEET 4 A 8 SER A 4 VAL A 12 -1 N ARG A 6 O TYR A 27 SHEET 5 A 8 THR A 94 LEU A 103 -1 O GLN A 97 N GLU A 9 SHEET 6 A 8 LEU A 109 TYR A 118 -1 O LEU A 110 N ASP A 102 SHEET 7 A 8 ARG A 121 LEU A 126 -1 O LEU A 126 N LEU 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 SER A 195 0 SHEET 2 B 4 GLU A 198 PHE A 208 -1 O THR A 200 N HIS A 192 SHEET 3 B 4 PHE A 241 PRO A 250 -1 O ALA A 245 N CYS A 203 SHEET 4 B 4 GLU A 229 LEU A 230 -1 N GLU A 229 O SER A 246 SHEET 1 C 4 LYS A 186 SER A 195 0 SHEET 2 C 4 GLU A 198 PHE A 208 -1 O THR A 200 N HIS A 192 SHEET 3 C 4 PHE A 241 PRO A 250 -1 O ALA A 245 N CYS A 203 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 GLU A 223 0 SHEET 2 D 4 THR A 214 LEU A 219 -1 N LEU A 219 O GLU A 222 SHEET 3 D 4 TYR A 257 TYR A 262 -1 O TYR A 262 N THR A 214 SHEET 4 D 4 LEU A 270 LEU A 272 -1 O LEU A 272 N CYS A 259 SHEET 1 E 4 GLN 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 ALA B 66 N CYS B 25 SHEET 4 E 4 GLU B 50 MET B 51 -1 N GLU B 50 O HIS B 67 SHEET 1 F 4 GLN 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 ALA B 66 N CYS B 25 SHEET 4 F 4 SER B 55 PHE B 56 -1 N SER B 55 O TYR B 63 SHEET 1 G 4 LYS B 44 LYS B 45 0 SHEET 2 G 4 GLU B 36 LYS B 41 -1 N LYS B 41 O LYS B 44 SHEET 3 G 4 TYR B 78 LYS B 83 -1 O ALA B 79 N LEU B 40 SHEET 4 G 4 LYS B 91 TYR B 94 -1 O LYS B 91 N VAL B 82 SSBOND 1 CYS A 101 CYS A 164 1555 1555 2.03 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 -0.32 CISPEP 2 HIS B 31 PRO B 32 0 0.59 CRYST1 56.306 56.306 274.272 90.00 90.00 90.00 P 43 21 2 8 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 0.017760 0.000000 0.000000 0.00000 SCALE2 0.000000 0.017760 0.000000 0.00000 SCALE3 0.000000 0.000000 0.003646 0.00000