HEADER IMMUNE SYSTEM 27-MAR-25 9NYN TITLE CONFORMATIONAL FLEXIBILITY IN HLA-B8: PEPTIDE TUNING STRUCTURAL AND TITLE 2 DYNAMICAL CHANGES COMPND MOL_ID: 1; COMPND 2 MOLECULE: MHC CLASS I PROTEIN; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: BETA-2-MICROGLOBULIN; COMPND 7 CHAIN: B; COMPND 8 FRAGMENT: UNP RESIDUES 21-119; COMPND 9 ENGINEERED: YES; COMPND 10 MOL_ID: 3; COMPND 11 MOLECULE: ARG-ALA-ARG-ALA-ARG-ALA-ARG-ALA-ARG-ALA-ARG-ALA-TRP-VAL- COMPND 12 LYS-LYS-LYS-TYR-CYS-LEU; COMPND 13 CHAIN: C; COMPND 14 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-B; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: BL21(DE3)PLYSS; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PLASMID; SOURCE 10 MOL_ID: 2; SOURCE 11 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 12 ORGANISM_COMMON: HUMAN; SOURCE 13 ORGANISM_TAXID: 9606; SOURCE 14 GENE: B2M, CDABP0092, HDCMA22P; SOURCE 15 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 16 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 17 EXPRESSION_SYSTEM_VECTOR_TYPE: XA90; SOURCE 18 EXPRESSION_SYSTEM_PLASMID: PLASMID; SOURCE 19 MOL_ID: 3; SOURCE 20 SYNTHETIC: YES; SOURCE 21 ORGANISM_SCIENTIFIC: HUMAN IMMUNODEFICIENCY VIRUS 1; SOURCE 22 ORGANISM_TAXID: 11676 KEYWDS HLA-B8 LONG MHC I PEPTIDES MHC I INTERMEDIATE FORMS, IMMUNE SYSTEM EXPDTA X-RAY DIFFRACTION AUTHOR L.LI,M.BOUVIER REVDAT 1 22-APR-26 9NYN 0 JRNL AUTH L.LI,X.PENG,S.VINJAMURI,M.BOUVIER JRNL TITL CONFORMATIONAL FLEXIBILITY IN HLA-B8: PEPTIDE TUNING JRNL TITL 2 STRUCTURAL AND DYNAMICAL CHANGES JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 1.43 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (1.21.1_5286: ???) REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : ML REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.43 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 40.55 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.4 REMARK 3 NUMBER OF REFLECTIONS : 85231 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.179 REMARK 3 R VALUE (WORKING SET) : 0.177 REMARK 3 FREE R VALUE : 0.216 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.040 REMARK 3 FREE R VALUE TEST SET COUNT : 4292 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 40.5500 - 4.4300 1.00 2953 147 0.1740 0.1939 REMARK 3 2 4.4300 - 3.5200 1.00 2813 145 0.1624 0.2030 REMARK 3 3 3.5200 - 3.0700 1.00 2775 141 0.1837 0.2120 REMARK 3 4 3.0700 - 2.7900 1.00 2774 131 0.1988 0.2322 REMARK 3 5 2.7900 - 2.5900 1.00 2742 143 0.1971 0.2552 REMARK 3 6 2.5900 - 2.4400 1.00 2707 161 0.1829 0.2128 REMARK 3 7 2.4400 - 2.3200 1.00 2756 125 0.1690 0.2253 REMARK 3 8 2.3200 - 2.2200 1.00 2722 141 0.1559 0.1874 REMARK 3 9 2.2200 - 2.1300 1.00 2709 140 0.1528 0.1607 REMARK 3 10 2.1300 - 2.0600 1.00 2747 140 0.1461 0.1938 REMARK 3 11 2.0600 - 1.9900 1.00 2721 128 0.1669 0.2161 REMARK 3 12 1.9900 - 1.9400 1.00 2703 138 0.1687 0.1984 REMARK 3 13 1.9400 - 1.8800 1.00 2698 143 0.1585 0.2332 REMARK 3 14 1.8800 - 1.8400 1.00 2693 156 0.1510 0.2167 REMARK 3 15 1.8400 - 1.8000 1.00 2708 136 0.1450 0.1874 REMARK 3 16 1.8000 - 1.7600 1.00 2652 167 0.1417 0.1996 REMARK 3 17 1.7600 - 1.7200 1.00 2739 141 0.1405 0.1997 REMARK 3 18 1.7200 - 1.6900 1.00 2630 152 0.1555 0.2018 REMARK 3 19 1.6900 - 1.6600 1.00 2713 146 0.1626 0.2280 REMARK 3 20 1.6600 - 1.6300 1.00 2694 148 0.1750 0.2314 REMARK 3 21 1.6300 - 1.6100 1.00 2669 152 0.1911 0.2547 REMARK 3 22 1.6100 - 1.5800 1.00 2701 132 0.2046 0.2442 REMARK 3 23 1.5800 - 1.5600 1.00 2659 148 0.2092 0.2502 REMARK 3 24 1.5600 - 1.5400 0.99 2672 141 0.2202 0.2627 REMARK 3 25 1.5400 - 1.5200 0.99 2673 143 0.2287 0.2530 REMARK 3 26 1.5200 - 1.5000 0.99 2643 138 0.2457 0.2792 REMARK 3 27 1.5000 - 1.4800 0.99 2663 153 0.2606 0.3040 REMARK 3 28 1.4800 - 1.4600 0.98 2596 143 0.2893 0.3160 REMARK 3 29 1.4600 - 1.4400 0.95 2564 134 0.3100 0.3113 REMARK 3 30 1.4400 - 1.4300 0.92 2450 139 0.3353 0.3862 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.10 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.170 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 21.520 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 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.011 3119 REMARK 3 ANGLE : 1.074 4230 REMARK 3 CHIRALITY : 0.101 435 REMARK 3 PLANARITY : 0.013 553 REMARK 3 DIHEDRAL : 20.551 1146 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 9NYN COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 28-MAR-25. REMARK 100 THE DEPOSITION ID IS D_1000294435. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 23-JAN-24 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 5.4 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : MAX IV REMARK 200 BEAMLINE : BIOMAX REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97625 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS EIGER X 16M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XDS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 85690 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.430 REMARK 200 RESOLUTION RANGE LOW (A) : 65.300 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : 10.90 REMARK 200 R MERGE (I) : 0.09600 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 11.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.43 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.45 REMARK 200 COMPLETENESS FOR SHELL (%) : 98.1 REMARK 200 DATA REDUNDANCY IN SHELL : 7.80 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: PHASER REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 50.16 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.47 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 15% PEG 4000, 0.1M SODIUM CACODYLATE REMARK 280 PH 5.4, 0.2M AMMONIUM ACETATE, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 298K 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 25.47250 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 55.09950 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 40.54850 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 55.09950 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 25.47250 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 40.54850 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: 4670 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 18580 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -25.0 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 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 SER A 42 REMARK 465 PRO A 43 REMARK 465 ARG A 44 REMARK 465 GLU A 45 REMARK 465 GLU A 46 REMARK 465 PRO A 47 REMARK 465 ARG A 48 REMARK 465 GLU A 53 REMARK 465 GLN A 54 REMARK 465 GLU A 55 REMARK 465 GLY A 56 REMARK 465 PRO A 57 REMARK 465 GLU A 58 REMARK 465 TYR A 59 REMARK 465 ARG C -10 REMARK 465 ALA C -9 REMARK 465 ARG C -8 REMARK 465 ALA C -7 REMARK 465 ARG C -6 REMARK 465 ALA C -5 REMARK 465 ARG C -4 REMARK 465 ALA C -3 REMARK 465 ARG C -2 REMARK 465 ALA C -1 REMARK 465 ARG C 0 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 70.52 -158.50 REMARK 500 ASP A 29 -123.80 50.57 REMARK 500 ASN A 114 101.64 -160.28 REMARK 500 GLN A 224 52.21 -111.79 REMARK 500 ARG A 239 -21.09 91.57 REMARK 500 TRP B 60 -3.75 80.55 REMARK 500 REMARK 500 REMARK: NULL DBREF1 9NYN A 1 275 UNP A0A3G6II09_HUMAN DBREF2 9NYN A A0A3G6II09 25 299 DBREF 9NYN B 1 99 UNP P61769 B2MG_HUMAN 21 119 DBREF 9NYN C -10 9 PDB 9NYN 9NYN -10 9 SEQADV 9NYN CYS A 76 UNP A0A3G6II0 GLU 100 ENGINEERED MUTATION SEQADV 9NYN MET B 0 UNP P61769 INITIATING METHIONINE SEQRES 1 A 275 GLY SER HIS SER MET ARG TYR PHE ASP THR ALA MET SER SEQRES 2 A 275 ARG PRO GLY ARG GLY GLU PRO ARG PHE ILE SER VAL GLY SEQRES 3 A 275 TYR VAL ASP ASP THR GLN PHE VAL ARG PHE ASP SER ASP SEQRES 4 A 275 ALA ALA SER PRO ARG GLU GLU PRO ARG ALA PRO TRP ILE SEQRES 5 A 275 GLU GLN GLU GLY PRO GLU TYR TRP ASP ARG ASN THR GLN SEQRES 6 A 275 ILE PHE LYS THR ASN THR GLN THR ASP ARG CYS SER LEU SEQRES 7 A 275 ARG ASN LEU ARG GLY TYR TYR ASN GLN SER GLU ALA GLY SEQRES 8 A 275 SER HIS THR LEU GLN SER MET TYR GLY CYS ASP VAL GLY SEQRES 9 A 275 PRO ASP GLY ARG LEU LEU ARG GLY HIS ASN GLN TYR ALA SEQRES 10 A 275 TYR ASP GLY LYS ASP TYR ILE ALA LEU ASN GLU ASP LEU SEQRES 11 A 275 ARG SER TRP THR ALA ALA ASP THR ALA ALA GLN ILE THR SEQRES 12 A 275 GLN ARG LYS TRP GLU ALA ALA ARG VAL ALA GLU GLN ASP SEQRES 13 A 275 ARG ALA TYR LEU GLU GLY THR CYS VAL GLU TRP LEU ARG SEQRES 14 A 275 ARG TYR LEU GLU ASN GLY LYS ASP THR LEU GLU ARG ALA SEQRES 15 A 275 ASP PRO PRO LYS THR HIS VAL THR HIS HIS PRO ILE SER SEQRES 16 A 275 ASP HIS GLU ALA THR LEU ARG CYS TRP ALA LEU GLY PHE SEQRES 17 A 275 TYR PRO ALA GLU ILE THR LEU THR TRP GLN ARG ASP GLY SEQRES 18 A 275 GLU ASP GLN THR GLN ASP THR GLU LEU VAL GLU THR ARG SEQRES 19 A 275 PRO ALA GLY ASP ARG THR PHE GLN LYS TRP ALA ALA VAL SEQRES 20 A 275 VAL VAL PRO SER GLY GLU GLU GLN ARG TYR THR CYS HIS SEQRES 21 A 275 VAL GLN HIS GLU GLY LEU PRO LYS PRO LEU THR LEU ARG SEQRES 22 A 275 TRP GLU SEQRES 1 B 100 MET ILE GLN ARG THR PRO LYS ILE GLN VAL TYR SER ARG SEQRES 2 B 100 HIS PRO ALA GLU ASN GLY LYS SER ASN PHE LEU ASN CYS SEQRES 3 B 100 TYR VAL SER GLY PHE HIS PRO SER ASP ILE GLU VAL ASP SEQRES 4 B 100 LEU LEU LYS ASN GLY GLU ARG ILE GLU LYS VAL GLU HIS SEQRES 5 B 100 SER ASP LEU SER PHE SER LYS ASP TRP SER PHE TYR LEU SEQRES 6 B 100 LEU TYR TYR THR GLU PHE THR PRO THR GLU LYS ASP GLU SEQRES 7 B 100 TYR ALA CYS ARG VAL ASN HIS VAL THR LEU SER GLN PRO SEQRES 8 B 100 LYS ILE VAL LYS TRP ASP ARG ASP MET SEQRES 1 C 20 ARG ALA ARG ALA ARG ALA ARG ALA ARG ALA ARG ALA TRP SEQRES 2 C 20 VAL LYS LYS LYS TYR CYS LEU FORMUL 4 HOH *297(H2 O) HELIX 1 AA1 ASP A 61 TYR A 85 1 25 HELIX 2 AA2 ASP A 137 ALA A 150 1 14 HELIX 3 AA3 ARG A 151 GLY A 162 1 12 HELIX 4 AA4 GLY A 162 GLY A 175 1 14 HELIX 5 AA5 GLY A 175 GLU A 180 1 6 HELIX 6 AA6 GLU A 253 GLN A 255 5 3 SHEET 1 AA1 7 THR A 31 ASP A 37 0 SHEET 2 AA1 7 ARG A 21 VAL A 28 -1 N GLY A 26 O PHE A 33 SHEET 3 AA1 7 HIS A 3 MET A 12 -1 N ARG A 6 O TYR A 27 SHEET 4 AA1 7 THR A 94 VAL A 103 -1 O LEU A 95 N ALA A 11 SHEET 5 AA1 7 LEU A 109 TYR A 118 -1 O LEU A 110 N ASP A 102 SHEET 6 AA1 7 LYS A 121 LEU A 126 -1 O LEU A 126 N ASN A 114 SHEET 7 AA1 7 TRP A 133 ALA A 135 -1 O THR A 134 N ALA A 125 SHEET 1 AA2 4 LYS A 186 PRO A 193 0 SHEET 2 AA2 4 GLU A 198 PHE A 208 -1 O TRP A 204 N HIS A 188 SHEET 3 AA2 4 PHE A 241 PRO A 250 -1 O VAL A 249 N ALA A 199 SHEET 4 AA2 4 THR A 228 LEU A 230 -1 N GLU A 229 O ALA A 246 SHEET 1 AA3 4 LYS A 186 PRO A 193 0 SHEET 2 AA3 4 GLU A 198 PHE A 208 -1 O TRP A 204 N HIS A 188 SHEET 3 AA3 4 PHE A 241 PRO A 250 -1 O VAL A 249 N ALA A 199 SHEET 4 AA3 4 ARG A 234 PRO A 235 -1 N ARG A 234 O GLN A 242 SHEET 1 AA4 4 GLU A 222 ASP A 223 0 SHEET 2 AA4 4 THR A 214 ARG A 219 -1 N ARG A 219 O GLU A 222 SHEET 3 AA4 4 TYR A 257 GLN A 262 -1 O HIS A 260 N THR A 216 SHEET 4 AA4 4 LEU A 270 LEU A 272 -1 O LEU A 272 N CYS A 259 SHEET 1 AA5 4 LYS B 6 SER B 11 0 SHEET 2 AA5 4 ASN B 21 PHE B 30 -1 O ASN B 24 N TYR B 10 SHEET 3 AA5 4 PHE B 62 PHE B 70 -1 O PHE B 70 N ASN B 21 SHEET 4 AA5 4 GLU B 50 HIS B 51 -1 N GLU B 50 O TYR B 67 SHEET 1 AA6 4 LYS B 6 SER B 11 0 SHEET 2 AA6 4 ASN B 21 PHE B 30 -1 O ASN B 24 N TYR B 10 SHEET 3 AA6 4 PHE B 62 PHE B 70 -1 O PHE B 70 N ASN B 21 SHEET 4 AA6 4 SER B 55 PHE B 56 -1 N SER B 55 O TYR B 63 SHEET 1 AA7 4 GLU B 44 ARG B 45 0 SHEET 2 AA7 4 GLU B 36 LYS B 41 -1 N LYS B 41 O GLU B 44 SHEET 3 AA7 4 TYR B 78 ASN B 83 -1 O ALA B 79 N LEU B 40 SHEET 4 AA7 4 LYS B 91 LYS B 94 -1 O LYS B 91 N VAL B 82 SSBOND 1 CYS A 76 CYS C 8 1555 1555 2.10 SSBOND 2 CYS A 101 CYS A 164 1555 1555 2.10 SSBOND 3 CYS A 203 CYS A 259 1555 1555 2.04 SSBOND 4 CYS B 25 CYS B 80 1555 1555 2.01 CISPEP 1 TYR A 209 PRO A 210 0 0.69 CISPEP 2 HIS B 31 PRO B 32 0 1.02 CRYST1 50.945 81.097 110.199 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 0.019629 0.000000 0.000000 0.00000 SCALE2 0.000000 0.012331 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009074 0.00000 CONECT 507 3032 CONECT 704 1205 CONECT 1205 704 CONECT 1530 1985 CONECT 1985 1530 CONECT 2334 2797 CONECT 2797 2334 CONECT 3032 507 MASTER 277 0 0 6 31 0 0 6 3336 3 8 32 END