PDB Short entry for 3D25 HEADER IMMUNE SYSTEM 07-MAY-08 3D25 TITLE CRYSTAL STRUCTURE OF HA-1 MINOR HISTOCOMPATIBILITY ANTIGEN BOUND TO TITLE 2 HUMAN CLASS I MHC HLA-A2 COMPND MOL_ID: 1; COMPND 2 MOLECULE: HLA CLASS I HISTOCOMPATIBILITY ANTIGEN, A-2 ALPHA CHAIN; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: MHC CLASS I ANTIGEN A*2; COMPND 5 ENGINEERED: YES; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: BETA-2-MICROGLOBULIN; COMPND 8 CHAIN: B; COMPND 9 FRAGMENT: UNP RESIDUES 22-119; COMPND 10 SYNONYM: BETA-2-MICROGLOBULIN FORM PI 5.3; COMPND 11 ENGINEERED: YES; COMPND 12 MOL_ID: 3; COMPND 13 MOLECULE: NONAMERIC PEPTIDE FROM HA-1; COMPND 14 CHAIN: C; COMPND 15 FRAGMENT: UNP RESIDUES 137-145; COMPND 16 SYNONYM: MINOR HISTOCOMPATIBILITY ANTIGEN HA-1, MHAG HA-1; COMPND 17 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: HLA-A, HLAA; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3)PLYSS; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PGMT7; SOURCE 11 MOL_ID: 2; SOURCE 12 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 13 ORGANISM_COMMON: HUMAN; SOURCE 14 ORGANISM_TAXID: 9606; SOURCE 15 GENE: B2M, CDABP0092, HDCMA22P; SOURCE 16 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 17 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 18 EXPRESSION_SYSTEM_STRAIN: BL21(DE3)PLYSS; SOURCE 19 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 20 EXPRESSION_SYSTEM_PLASMID: PGMT7; SOURCE 21 MOL_ID: 3; SOURCE 22 SYNTHETIC: YES; SOURCE 23 OTHER_DETAILS: THE PEPTIDE IS COMMERCIALLY SYNTHESIZED. IT IS FOUND SOURCE 24 NATURALLY IN HUMANS. KEYWDS MHC, HLA-A2, SECONDARY ANCHOR RESIDUE, GLYCOPROTEIN, IMMUNE SYSTEM, KEYWDS 2 MINOR HISTOCOMPATIBILITY ANTIGEN, STEM CELL TRANSPLANTATION, IMMUNE KEYWDS 3 RESPONSE EXPDTA X-RAY DIFFRACTION AUTHOR S.NICHOLLS,K.P.PIPER,F.MOHAMMED,T.R.DAFFORN,S.TENZER,M.SALIM, AUTHOR 2 P.MAHENDRA,C.CRADDOCK,P.VAN ENDERT,H.SCHILD,M.COBBOLD,V.H.ENGELHARD, AUTHOR 3 P.A.H.MOSS,B.E.WILLCOX REVDAT 3 30-AUG-23 3D25 1 REMARK REVDAT 2 24-MAR-09 3D25 1 JRNL REVDAT 1 10-FEB-09 3D25 0 JRNL AUTH S.NICHOLLS,K.P.PIPER,F.MOHAMMED,T.R.DAFFORN,S.TENZER, JRNL AUTH 2 M.SALIM,P.MAHENDRA,C.CRADDOCK,P.VAN ENDERT,H.SCHILD, JRNL AUTH 3 M.COBBOLD,V.H.ENGELHARD,P.A.MOSS,B.E.WILLCOX JRNL TITL SECONDARY ANCHOR POLYMORPHISM IN THE HA-1 MINOR JRNL TITL 2 HISTOCOMPATIBILITY ANTIGEN CRITICALLY AFFECTS MHC STABILITY JRNL TITL 3 AND TCR RECOGNITION JRNL REF PROC.NATL.ACAD.SCI.USA V. 106 3889 2009 JRNL REFN ISSN 0027-8424 JRNL PMID 19234124 JRNL DOI 10.1073/PNAS.0900411106 REMARK 2 REMARK 2 RESOLUTION. 1.30 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : SHELX REMARK 3 AUTHORS : G.M.SHELDRICK REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.30 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 94.9 REMARK 3 CROSS-VALIDATION METHOD : FREE R REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (NO CUTOFF). REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : NULL REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : 0.169 REMARK 3 FREE R VALUE (NO CUTOFF) : 0.204 REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : 0.000 REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : 5421 REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : 108030 REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL FOR DATA WITH F>4SIG(F). REMARK 3 R VALUE (WORKING + TEST SET, F>4SIG(F)) : NULL REMARK 3 R VALUE (WORKING SET, F>4SIG(F)) : 0.156 REMARK 3 FREE R VALUE (F>4SIG(F)) : 0.191 REMARK 3 FREE R VALUE TEST SET SIZE (%, F>4SIG(F)) : 0.000 REMARK 3 FREE R VALUE TEST SET COUNT (F>4SIG(F)) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (F>4SIG(F)) : 74777 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3130 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 354 REMARK 3 REMARK 3 MODEL REFINEMENT. REMARK 3 OCCUPANCY SUM OF NON-HYDROGEN ATOMS : NULL REMARK 3 OCCUPANCY SUM OF HYDROGEN ATOMS : NULL REMARK 3 NUMBER OF DISCRETELY DISORDERED RESIDUES : NULL REMARK 3 NUMBER OF LEAST-SQUARES PARAMETERS : 31647 REMARK 3 NUMBER OF RESTRAINTS : 39129 REMARK 3 REMARK 3 RMS DEVIATIONS FROM RESTRAINT TARGET VALUES. REMARK 3 BOND LENGTHS (A) : 0.012 REMARK 3 ANGLE DISTANCES (A) : 0.029 REMARK 3 SIMILAR DISTANCES (NO TARGET VALUES) (A) : 0.000 REMARK 3 DISTANCES FROM RESTRAINT PLANES (A) : 0.027 REMARK 3 ZERO CHIRAL VOLUMES (A**3) : 0.051 REMARK 3 NON-ZERO CHIRAL VOLUMES (A**3) : 0.073 REMARK 3 ANTI-BUMPING DISTANCE RESTRAINTS (A) : 0.019 REMARK 3 RIGID-BOND ADP COMPONENTS (A**2) : 0.004 REMARK 3 SIMILAR ADP COMPONENTS (A**2) : 0.051 REMARK 3 APPROXIMATELY ISOTROPIC ADPS (A**2) : 0.072 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED: MOEWS & KRETSINGER, J.MOL.BIOL.91(1973)201-228 REMARK 3 REMARK 3 STEREOCHEMISTRY TARGET VALUES : ENGH AND HUBER REMARK 3 SPECIAL CASE: NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 3D25 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 09-MAY-08. REMARK 100 THE DEPOSITION ID IS D_1000047496. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 11-NOV-05 REMARK 200 TEMPERATURE (KELVIN) : 100.0 REMARK 200 PH : 7.50 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ESRF REMARK 200 BEAMLINE : ID14-4 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.979355 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : ADSC REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 108069 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.300 REMARK 200 RESOLUTION RANGE LOW (A) : 42.033 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.5 REMARK 200 DATA REDUNDANCY : 4.000 REMARK 200 R MERGE (I) : 0.06400 REMARK 200 R SYM (I) : 0.06400 REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 7.8000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.30 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.37 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 4.00 REMARK 200 R MERGE FOR SHELL (I) : 0.58300 REMARK 200 R SYM FOR SHELL (I) : 0.58300 REMARK 200 <I/SIGMA(I)> FOR SHELL : 1.300 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: PDB ENTRY 1BD2 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 51.27 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.52 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 20 % PEG 10K, 0.1 M HEPES, PH 7.5, REMARK 280 VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K, PH 7.50 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,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 0.00000 REMARK 290 SMTRY2 2 0.000000 1.000000 0.000000 40.49000 REMARK 290 SMTRY3 2 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: 3960 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 19180 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 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 GLU A 89 CD OE1 OE2 REMARK 480 ARG A 108 CG CD NE CZ NH1 NH2 REMARK 480 LYS A 121 CD CE NZ REMARK 480 LYS A 146 CD CE NZ REMARK 480 LYS A 176 CD CE NZ REMARK 480 HIS A 192 CG ND1 CD2 CE1 NE2 REMARK 480 HIS A 197 CG ND1 CD2 CE1 NE2 REMARK 480 GLU A 222 CD OE1 OE2 REMARK 480 GLN A 255 CB CG CD OE1 NE2 REMARK 480 LYS A 268 CB CG CD CE NZ REMARK 480 LYS B 48 CG CD CE NZ REMARK 480 GLU B 74 CB CG CD OE1 OE2 REMARK 480 LYS B 75 CG CD CE NZ REMARK 480 GLN B 89 CB CG CD OE1 NE2 REMARK 480 LYS B 91 CE NZ REMARK 480 LYS B 94 CD CE NZ REMARK 480 ARG B 97 CB CG CD NE CZ NH1 NH2 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS 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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) 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 RES CSSEQI ATM2 DEVIATION REMARK 500 SER B 88 CB SER B 88 OG -0.136 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 ASP A 29 -127.04 49.28 REMARK 500 PHE A 33 -6.92 -151.85 REMARK 500 TYR A 123 -71.77 -111.64 REMARK 500 SER A 195 -144.81 -135.49 REMARK 500 SER A 207 42.56 70.85 REMARK 500 TYR A 209 125.15 -170.76 REMARK 500 ILE A 213 145.83 177.96 REMARK 500 ASN B 17 114.33 -32.50 REMARK 500 LYS B 48 55.45 -100.45 REMARK 500 TRP B 60 -4.31 88.39 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS REMARK 500 REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH REMARK 500 CIS AND TRANS CONFORMATION. CIS BONDS, IF ANY, ARE LISTED REMARK 500 ON CISPEP RECORDS. TRANS IS DEFINED AS 180 +/- 30 AND REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES. REMARK 500 MODEL OMEGA REMARK 500 TYR A 27 VAL A 28 147.96 REMARK 500 REMARK 500 REMARK: NULL DBREF 3D25 A 1 274 UNP P01892 1A02_HUMAN 25 298 DBREF 3D25 B 2 99 UNP P61769 B2MG_HUMAN 22 119 DBREF 3D25 C 1 9 UNP Q6P189 HMHA1_HUMAN 137 145 SEQRES 1 A 274 GLY SER HIS SER MET ARG TYR PHE PHE THR SER VAL SER SEQRES 2 A 274 ARG PRO GLY ARG GLY GLU PRO ARG PHE ILE ALA VAL GLY SEQRES 3 A 274 TYR VAL ASP ASP THR GLN PHE VAL ARG PHE ASP SER ASP SEQRES 4 A 274 ALA ALA SER GLN ARG MET GLU PRO ARG ALA PRO TRP ILE SEQRES 5 A 274 GLU GLN GLU GLY PRO GLU TYR TRP ASP GLY GLU THR ARG SEQRES 6 A 274 LYS VAL LYS ALA HIS SER GLN THR HIS ARG VAL ASP LEU SEQRES 7 A 274 GLY THR LEU ARG GLY TYR TYR ASN GLN SER GLU ALA GLY SEQRES 8 A 274 SER HIS THR VAL GLN ARG MET TYR GLY CYS ASP VAL GLY SEQRES 9 A 274 SER ASP TRP ARG PHE LEU ARG GLY TYR HIS GLN TYR ALA SEQRES 10 A 274 TYR ASP GLY LYS ASP TYR ILE ALA LEU LYS GLU ASP LEU SEQRES 11 A 274 ARG SER TRP THR ALA ALA ASP MET ALA ALA GLN THR THR SEQRES 12 A 274 LYS HIS LYS TRP GLU ALA ALA HIS VAL ALA GLU GLN LEU SEQRES 13 A 274 ARG ALA TYR LEU GLU GLY THR CYS VAL GLU TRP LEU ARG SEQRES 14 A 274 ARG TYR LEU GLU ASN GLY LYS GLU THR LEU GLN ARG THR SEQRES 15 A 274 ASP ALA PRO LYS THR HIS MET THR HIS HIS ALA VAL SER SEQRES 16 A 274 ASP HIS GLU ALA THR LEU ARG CYS TRP ALA LEU SER PHE SEQRES 17 A 274 TYR PRO ALA GLU ILE THR LEU THR TRP GLN ARG ASP GLY SEQRES 18 A 274 GLU ASP GLN THR GLN ASP THR GLU LEU VAL GLU THR ARG SEQRES 19 A 274 PRO ALA GLY ASP GLY THR PHE GLN LYS TRP ALA ALA VAL SEQRES 20 A 274 VAL VAL PRO SER GLY GLN GLU GLN ARG TYR THR CYS HIS SEQRES 21 A 274 VAL GLN HIS GLU GLY LEU PRO LYS PRO LEU THR LEU ARG SEQRES 22 A 274 TRP SEQRES 1 B 98 GLN ARG THR PRO LYS ILE GLN VAL TYR SER ARG HIS PRO SEQRES 2 B 98 ALA GLU ASN GLY LYS SER ASN PHE LEU ASN CYS TYR VAL SEQRES 3 B 98 SER GLY PHE HIS PRO SER ASP ILE GLU VAL ASP LEU LEU SEQRES 4 B 98 LYS ASN GLY GLU ARG ILE GLU LYS VAL GLU HIS SER ASP SEQRES 5 B 98 LEU SER PHE SER LYS ASP TRP SER PHE TYR LEU LEU TYR SEQRES 6 B 98 TYR THR GLU PHE THR PRO THR GLU LYS ASP GLU TYR ALA SEQRES 7 B 98 CYS ARG VAL ASN HIS VAL THR LEU SER GLN PRO LYS ILE SEQRES 8 B 98 VAL LYS TRP ASP ARG ASP MET SEQRES 1 C 9 VAL LEU HIS ASP ASP LEU LEU GLU ALA FORMUL 4 HOH *354(H2 O) HELIX 1 1 ALA A 49 GLU A 55 5 7 HELIX 2 2 GLY A 56 TYR A 85 1 30 HELIX 3 3 ASP A 137 ALA A 150 1 14 HELIX 4 4 HIS 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 GLN 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 ALA A 24 O PHE A 36 SHEET 4 A 8 HIS A 3 VAL A 12 -1 N PHE A 8 O VAL A 25 SHEET 5 A 8 THR A 94 VAL A 103 -1 O ARG A 97 N PHE A 9 SHEET 6 A 8 PHE A 109 TYR A 118 -1 O ARG A 111 N ASP A 102 SHEET 7 A 8 LYS A 121 LEU A 126 -1 O TYR A 123 N TYR A 116 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 ALA 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 ALA A 245 N CYS A 203 SHEET 4 B 4 THR A 228 LEU A 230 -1 N GLU A 229 O ALA A 246 SHEET 1 C 4 LYS A 186 ALA 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 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 GLN A 224 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 ALA B 79 N LEU B 40 SHEET 4 G 4 LYS B 91 LYS B 94 -1 O VAL B 93 N CYS B 80 SSBOND 1 CYS A 101 CYS A 164 1555 1555 2.15 SSBOND 2 CYS A 203 CYS A 259 1555 1555 2.08 SSBOND 3 CYS B 25 CYS B 80 1555 1555 2.02 CISPEP 1 TYR A 209 PRO A 210 0 25.71 CISPEP 2 HIS B 31 PRO B 32 0 2.93 CRYST1 53.170 80.980 56.260 90.00 112.32 90.00 P 1 21 1 2 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 0.018808 0.000000 0.007721 0.00000 SCALE2 0.000000 0.012349 0.000000 0.00000 SCALE3 0.000000 0.000000 0.019214 0.00000