HEADER COMPLEX (HISTOCOMPATIBILITY/ANTIGEN) 22-JUN-98 1DDH TITLE MHC CLASS I H-2DD HEAVY CHAIN COMPLEXED WITH BETA-2 MICROGLOBULIN AND TITLE 2 AN IMMUNODOMINANT PEPTIDE P18-I10 FROM THE HUMAN IMMUNODEFICIENCY TITLE 3 VIRUS ENVELOPE GLYCOPROTEIN 120 COMPND MOL_ID: 1; COMPND 2 MOLECULE: MHC CLASS I H-2DD HEAVY CHAIN; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: EXTRACELLULAR DOMAINS; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES; COMPND 7 MOL_ID: 2; COMPND 8 MOLECULE: BETA-2 MICROGLOBULIN; COMPND 9 CHAIN: B; COMPND 10 FRAGMENT: EXTRACELLULAR DOMAIN; COMPND 11 ENGINEERED: YES; COMPND 12 MUTATION: YES; COMPND 13 MOL_ID: 3; COMPND 14 MOLECULE: HUMAN IMMUNODEFICIENCY VIRUS ENVELOPE GLYCOPROTEIN 120; COMPND 15 CHAIN: P; COMPND 16 FRAGMENT: RESIDUES 308-322; COMPND 17 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: MUS MUSCULUS; SOURCE 3 ORGANISM_COMMON: HOUSE MOUSE; SOURCE 4 ORGANISM_TAXID: 10090; SOURCE 5 CELL_LINE: BL21; SOURCE 6 CELLULAR_LOCATION: EXTRACELLULAR; SOURCE 7 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 8 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 9 EXPRESSION_SYSTEM_STRAIN: BL21 (DE3); SOURCE 10 EXPRESSION_SYSTEM_CELLULAR_LOCATION: INCLUSION BODY; SOURCE 11 EXPRESSION_SYSTEM_VECTOR_TYPE: BACTERIAL; SOURCE 12 EXPRESSION_SYSTEM_PLASMID: PET3A; SOURCE 13 MOL_ID: 2; SOURCE 14 ORGANISM_SCIENTIFIC: MUS MUSCULUS; SOURCE 15 ORGANISM_COMMON: HOUSE MOUSE; SOURCE 16 ORGANISM_TAXID: 10090; SOURCE 17 CELL_LINE: BL21; SOURCE 18 CELLULAR_LOCATION: EXTRACELLULAR; SOURCE 19 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 20 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 21 EXPRESSION_SYSTEM_STRAIN: BL21 (DE3); SOURCE 22 EXPRESSION_SYSTEM_CELLULAR_LOCATION: INCLUSION BODY; SOURCE 23 EXPRESSION_SYSTEM_VECTOR_TYPE: BACTERIAL; SOURCE 24 EXPRESSION_SYSTEM_PLASMID: PET21D; SOURCE 25 MOL_ID: 3; SOURCE 26 ORGANISM_SCIENTIFIC: HUMAN IMMUNODEFICIENCY VIRUS 1; SOURCE 27 ORGANISM_TAXID: 11676 KEYWDS COMPLEX (HISTOCOMPATIBILITY-ANTIGEN), HISTOCOMPATIBILITY ANTIGEN, KEYWDS 2 CLASS I MAJOR HISTOCOMPATIBILITY COMPLEX, MHC I, COMPLEX KEYWDS 3 (HISTOCOMPATIBILITY-ANTIGEN) COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR H.LI,D.H.MARGULIES,R.A.MARIUZZA REVDAT 3 09-AUG-23 1DDH 1 SEQADV REVDAT 2 24-FEB-09 1DDH 1 VERSN REVDAT 1 13-JAN-99 1DDH 0 JRNL AUTH H.LI,K.NATARAJAN,E.L.MALCHIODI,D.H.MARGULIES,R.A.MARIUZZA JRNL TITL THREE-DIMENSIONAL STRUCTURE OF H-2DD COMPLEXED WITH AN JRNL TITL 2 IMMUNODOMINANT PEPTIDE FROM HUMAN IMMUNODEFICIENCY VIRUS JRNL TITL 3 ENVELOPE GLYCOPROTEIN 120. JRNL REF J.MOL.BIOL. V. 283 179 1998 JRNL REFN ISSN 0022-2836 JRNL PMID 9761682 JRNL DOI 10.1006/JMBI.1998.2091 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH M.CORR,L.F.BOYD,E.A.PADLAN,D.H.MARGULIES REMARK 1 TITL H-2DD EXPLOITS A FOUR RESIDUE PEPTIDE BINDING MOTIF REMARK 1 REF J.EXP.MED. V. 178 1877 1993 REMARK 1 REFN ISSN 0022-1007 REMARK 2 REMARK 2 RESOLUTION. 3.10 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.1 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 3.10 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 8.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 86.4 REMARK 3 NUMBER OF REFLECTIONS : 7863 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.229 REMARK 3 FREE R VALUE : 0.337 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 7.000 REMARK 3 FREE R VALUE TEST SET COUNT : 641 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 : 10 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 3.10 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 3.20 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 79.80 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 7267 REMARK 3 BIN R VALUE (WORKING SET) : 0.3090 REMARK 3 BIN FREE R VALUE : 0.4760 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 7.00 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 64 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 : 3047 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 4 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) : 0.010 REMARK 3 BOND ANGLES (DEGREES) : 1.720 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 23.90 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.350 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 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 : PARHCSDX.PRO REMARK 3 PARAMETER FILE 2 : NULL REMARK 3 PARAMETER FILE 3 : NULL REMARK 3 TOPOLOGY FILE 1 : TOPHCSDX.PRO REMARK 3 TOPOLOGY FILE 2 : NULL REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1DDH COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 100 THE DEPOSITION ID IS D_1000172743. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : JUL-97 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRL REMARK 200 BEAMLINE : BL9-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.773 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MAR SCANNER 300 MM PLATE REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 33412 REMARK 200 RESOLUTION RANGE HIGH (A) : 3.100 REMARK 200 RESOLUTION RANGE LOW (A) : NULL REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 86.8 REMARK 200 DATA REDUNDANCY : 3.600 REMARK 200 R MERGE (I) : 0.08100 REMARK 200 R SYM (I) : 0.08100 REMARK 200 FOR THE DATA SET : 12.7000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 3.10 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 3.20 REMARK 200 COMPLETENESS FOR SHELL (%) : 75.0 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.38900 REMARK 200 R SYM FOR SHELL (I) : 0.38900 REMARK 200 FOR SHELL : 2.400 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: PDB ENTRY 1VAD REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 58.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.53 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PH 6.5 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 25.66500 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 54.10000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 45.67500 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 54.10000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 25.66500 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 45.67500 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: 4330 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 18780 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -18.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, P 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 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 SER A 2 CB OG REMARK 470 SER A 88 CB OG REMARK 470 ALA A 89 CB REMARK 470 SER A 105 CB OG REMARK 470 ALA A 117 CB REMARK 470 LYS A 131 CB CG CD CE NZ REMARK 470 LYS A 186 CG CD CE NZ REMARK 470 ARG A 193 CB CG CD NE CZ NH1 NH2 REMARK 470 GLU A 196 CB CG CD OE1 OE2 REMARK 470 VAL A 199 CB CG1 CG2 REMARK 470 LEU A 224 CB CG CD1 CD2 REMARK 470 LYS A 253 CG CD CE NZ REMARK 470 LYS A 256 CB CG CD CE NZ REMARK 470 ARG A 273 CB CG CD NE CZ NH1 NH2 REMARK 470 TRP A 274 CB CG CD1 CD2 NE1 CE2 CE3 REMARK 470 TRP A 274 CZ2 CZ3 CH2 REMARK 470 LYS B 3 CB CG CD CE NZ REMARK 470 GLN B 6 CB CG CD OE1 NE2 REMARK 470 LYS B 19 CB CG CD CE NZ REMARK 470 LYS B 45 CB CG CD CE NZ REMARK 470 LYS B 48 CB CG CD CE NZ REMARK 470 SER B 57 CB OG REMARK 470 GLU B 74 CB CG CD OE1 OE2 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 ARG A 194 CB CG CD NE CZ NH1 NH2 REMARK 480 TRP A 274 OXT 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 SER A 2 -72.96 -139.77 REMARK 500 SER A 13 99.26 -66.29 REMARK 500 ASP A 29 -130.86 55.93 REMARK 500 ASN A 30 51.80 -104.72 REMARK 500 GLU A 41 -76.82 -52.79 REMARK 500 PRO A 43 49.23 -85.06 REMARK 500 ARG A 48 48.04 -84.67 REMARK 500 ALA A 49 147.13 175.33 REMARK 500 GLU A 53 -19.01 -45.70 REMARK 500 ASN A 86 13.38 57.59 REMARK 500 TRP A 114 88.32 -161.25 REMARK 500 ASP A 119 -73.46 78.38 REMARK 500 TYR A 123 -74.61 -104.22 REMARK 500 ASN A 127 174.15 -52.99 REMARK 500 ASP A 129 -3.61 -58.13 REMARK 500 LEU A 179 -117.13 -81.00 REMARK 500 LEU A 180 -55.16 10.06 REMARK 500 ALA A 181 80.80 -18.31 REMARK 500 LYS A 186 66.91 -115.65 REMARK 500 ALA A 187 173.68 -58.19 REMARK 500 HIS A 188 137.99 163.55 REMARK 500 PRO A 195 -123.71 -69.21 REMARK 500 GLU A 196 33.18 31.09 REMARK 500 TYR A 209 133.10 -175.97 REMARK 500 GLU A 212 126.26 -39.24 REMARK 500 THR A 225 -67.95 -127.57 REMARK 500 GLN A 226 67.18 -64.12 REMARK 500 GLU A 227 -26.04 176.70 REMARK 500 THR A 233 94.09 -61.20 REMARK 500 LYS A 243 172.65 162.44 REMARK 500 LEU A 251 97.21 -50.54 REMARK 500 GLN A 254 -64.45 10.41 REMARK 500 ARG A 273 -177.71 -173.43 REMARK 500 GLN B 2 103.74 -162.20 REMARK 500 PRO B 20 163.44 -42.57 REMARK 500 ASN B 21 -167.85 -172.35 REMARK 500 TYR B 26 107.02 -44.67 REMARK 500 GLN B 29 28.53 38.96 REMARK 500 PRO B 47 -71.71 -44.97 REMARK 500 VAL B 49 75.73 -64.70 REMARK 500 ASP B 53 -133.81 103.72 REMARK 500 MET B 54 79.10 95.49 REMARK 500 SER B 55 -158.01 -156.12 REMARK 500 TRP B 60 -27.11 70.03 REMARK 500 HIS B 67 109.37 -164.78 REMARK 500 ASP B 76 110.85 -33.72 REMARK 500 ASP B 98 98.35 -52.16 REMARK 500 ALA P 6 40.21 -69.95 REMARK 500 THR P 9 -167.53 -57.89 REMARK 500 REMARK 500 REMARK: NULL DBREF 1DDH A 2 274 UNP P01900 HA12_MOUSE 26 298 DBREF 1DDH B 2 99 UNP P01887 B2MG_MOUSE 22 119 DBREF 1DDH P 1 10 UNP P04582 ENV_HV1B8 311 320 SEQADV 1DDH ASN A 68 UNP P01900 LYS 92 CONFLICT SEQADV 1DDH ALA A 181 UNP P01900 ARG 205 CONFLICT SEQADV 1DDH GLU A 212 UNP P01900 ASP 236 CONFLICT SEQADV 1DDH GLN A 254 UNP P01900 GLU 278 CONFLICT SEQADV 1DDH ALA B 85 UNP P01887 ASP 105 CONFLICT SEQRES 1 A 274 MET SER HIS SER LEU ARG TYR PHE VAL THR ALA VAL SER SEQRES 2 A 274 ARG PRO GLY PHE GLY GLU PRO ARG TYR MET GLU VAL GLY SEQRES 3 A 274 TYR VAL ASP ASN THR GLU PHE VAL ARG PHE ASP SER ASP SEQRES 4 A 274 ALA GLU ASN PRO ARG TYR GLU PRO ARG ALA ARG TRP ILE SEQRES 5 A 274 GLU GLN GLU GLY PRO GLU TYR TRP GLU ARG GLU THR ARG SEQRES 6 A 274 ARG ALA ASN GLY ASN GLU GLN SER PHE ARG VAL ASP LEU SEQRES 7 A 274 ARG THR ALA LEU ARG TYR TYR ASN GLN SER ALA GLY GLY SEQRES 8 A 274 SER HIS THR LEU GLN TRP MET ALA GLY CYS ASP VAL GLU SEQRES 9 A 274 SER ASP GLY ARG LEU LEU ARG GLY TYR TRP GLN PHE ALA SEQRES 10 A 274 TYR ASP GLY CYS ASP TYR ILE ALA LEU ASN GLU ASP LEU SEQRES 11 A 274 LYS THR TRP THR ALA ALA ASP MET ALA ALA GLN ILE THR SEQRES 12 A 274 ARG ARG LYS TRP GLU GLN ALA GLY ALA ALA GLU ARG ASP SEQRES 13 A 274 ARG ALA TYR LEU GLU GLY GLU CYS VAL GLU TRP LEU ARG SEQRES 14 A 274 ARG TYR LEU LYS ASN GLY ASN ALA THR LEU LEU ALA THR SEQRES 15 A 274 ASP PRO PRO LYS ALA HIS VAL THR HIS HIS ARG ARG PRO SEQRES 16 A 274 GLU GLY ASP VAL THR LEU ARG CYS TRP ALA LEU GLY PHE SEQRES 17 A 274 TYR PRO ALA GLU ILE THR LEU THR TRP GLN LEU ASN GLY SEQRES 18 A 274 GLU GLU LEU THR GLN GLU MET GLU LEU VAL GLU THR ARG SEQRES 19 A 274 PRO ALA GLY ASP GLY THR PHE GLN LYS TRP ALA SER VAL SEQRES 20 A 274 VAL VAL PRO LEU GLY LYS GLN GLN LYS TYR THR CYS HIS SEQRES 21 A 274 VAL GLU HIS GLU GLY LEU PRO GLU PRO LEU THR LEU ARG SEQRES 22 A 274 TRP SEQRES 1 B 99 MET GLN LYS THR PRO GLN ILE GLN VAL TYR SER ARG HIS SEQRES 2 B 99 PRO PRO GLU ASN GLY LYS PRO ASN ILE LEU ASN CYS TYR SEQRES 3 B 99 VAL THR GLN PHE HIS PRO PRO HIS ILE GLU ILE GLN MET SEQRES 4 B 99 LEU LYS ASN GLY LYS LYS ILE PRO LYS VAL GLU MET SER SEQRES 5 B 99 ASP MET SER PHE SER LYS ASP TRP SER PHE TYR ILE LEU SEQRES 6 B 99 ALA HIS THR GLU PHE THR PRO THR GLU THR ASP THR TYR SEQRES 7 B 99 ALA CYS ARG VAL LYS HIS ALA SER MET ALA GLU PRO LYS SEQRES 8 B 99 THR VAL TYR TRP ASP ARG ASP MET SEQRES 1 P 10 ARG GLY PRO GLY ARG ALA PHE VAL THR ILE FORMUL 4 HOH *4(H2 O) HELIX 1 1 TRP A 51 GLN A 54 5 4 HELIX 2 2 PRO A 57 TYR A 85 1 29 HELIX 3 3 MET A 138 GLN A 149 1 12 HELIX 4 4 ALA A 152 GLU A 161 1 10 HELIX 5 5 GLU A 163 LYS A 173 1 11 HELIX 6 6 GLN A 254 LYS A 256 5 3 SHEET 1 A 5 THR A 31 ASP A 37 0 SHEET 2 A 5 ARG A 21 VAL A 28 -1 N VAL A 28 O THR A 31 SHEET 3 A 5 HIS A 3 SER A 13 -1 N VAL A 12 O ARG A 21 SHEET 4 A 5 HIS A 93 VAL A 103 -1 N VAL A 103 O HIS A 3 SHEET 5 A 5 LEU A 109 TYR A 118 -1 N ALA A 117 O GLN A 96 SHEET 1 B 2 ILE A 124 LEU A 126 0 SHEET 2 B 2 TRP A 133 ALA A 135 -1 N THR A 134 O ALA A 125 SHEET 1 C 4 HIS A 188 HIS A 192 0 SHEET 2 C 4 ASP A 198 TRP A 204 -1 N TRP A 204 O HIS A 188 SHEET 3 C 4 TRP A 244 PRO A 250 -1 N VAL A 249 O VAL A 199 SHEET 4 C 4 MET A 228 VAL A 231 -1 N VAL A 231 O TRP A 244 SHEET 1 D 3 THR A 214 LEU A 219 0 SHEET 2 D 3 TYR A 257 GLU A 262 -1 N GLU A 262 O THR A 214 SHEET 3 D 3 LEU A 270 LEU A 272 -1 N LEU A 272 O CYS A 259 SHEET 1 E 2 PRO B 20 ASN B 24 0 SHEET 2 E 2 HIS B 67 THR B 71 -1 N PHE B 70 O ASN B 21 SHEET 1 F 3 GLU B 36 LYS B 41 0 SHEET 2 F 3 TYR B 78 LYS B 83 -1 N LYS B 83 O GLU B 36 SHEET 3 F 3 LYS B 91 TYR B 94 -1 N VAL B 93 O CYS B 80 SHEET 1 G 2 MET B 51 PHE B 56 0 SHEET 2 G 2 PHE B 62 ALA B 66 -1 N LEU B 65 O SER B 52 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 2.02 CISPEP 1 TYR A 209 PRO A 210 0 -0.11 CISPEP 2 HIS B 31 PRO B 32 0 1.69 CRYST1 51.330 91.350 108.200 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 0.019482 0.000000 0.000000 0.00000 SCALE2 0.000000 0.010947 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009242 0.00000