PDB Short entry for 1A1O HEADER COMPLEX (ANTIGEN/PEPTIDE) 11-DEC-97 1A1O TITLE MHC CLASS I MOLECULE B*5301 COMPLEXED WITH PEPTIDE LS6 (KPIVQYDNF) TITLE 2 FROM THE MALARIA PARASITE P. FALCIPARUM COMPND MOL_ID: 1; COMPND 2 MOLECULE: HLA CLASS I HISTOCOMPATIBILITY ANTIGEN, BW-53 B*5301 ALPHA COMPND 3 CHAIN; COMPND 4 CHAIN: A; COMPND 5 SYNONYM: B53; COMPND 6 ENGINEERED: YES; COMPND 7 MOL_ID: 2; COMPND 8 MOLECULE: BETA-2-MICROGLOBULIN; COMPND 9 CHAIN: B; COMPND 10 SYNONYM: B53; COMPND 11 ENGINEERED: YES; COMPND 12 MOL_ID: 3; COMPND 13 MOLECULE: PEPTIDE LS6 (KPIVQYDNF); COMPND 14 CHAIN: C; COMPND 15 ENGINEERED: YES; COMPND 16 OTHER_DETAILS: LS6 FROM THE NEF PROTEIN (75-82) OF HIV-1 SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 CELL_LINE: BL21; SOURCE 6 GENE: T7; SOURCE 7 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 8 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 9 EXPRESSION_SYSTEM_STRAIN: BL21 (DE3) PLYSS; SOURCE 10 EXPRESSION_SYSTEM_VECTOR_TYPE: T7 POLYMERASE; SOURCE 11 EXPRESSION_SYSTEM_VECTOR: PGMT7; SOURCE 12 EXPRESSION_SYSTEM_PLASMID: BL21; SOURCE 13 EXPRESSION_SYSTEM_GENE: T7; SOURCE 14 MOL_ID: 2; SOURCE 15 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 16 ORGANISM_COMMON: HUMAN; SOURCE 17 ORGANISM_TAXID: 9606; SOURCE 18 CELL_LINE: BL21; SOURCE 19 GENE: T7; SOURCE 20 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 21 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 22 EXPRESSION_SYSTEM_STRAIN: BL21 (DE3) PLYSS; SOURCE 23 EXPRESSION_SYSTEM_VECTOR_TYPE: T7 POLYMERASE; SOURCE 24 EXPRESSION_SYSTEM_VECTOR: PGMT7; SOURCE 25 EXPRESSION_SYSTEM_PLASMID: BL21; SOURCE 26 EXPRESSION_SYSTEM_GENE: T7; SOURCE 27 MOL_ID: 3; SOURCE 28 ORGANISM_SCIENTIFIC: HUMAN IMMUNODEFICIENCY VIRUS 1; SOURCE 29 ORGANISM_TAXID: 11676 KEYWDS MAJOR HISTOCOMPATIBILITY ANTIGEN, MHC, HLA, HLA-B53, MALARIA, COMPLEX KEYWDS 2 (ANTIGEN-PEPTIDE), COMPLEX (ANTIGEN-PEPTIDE) COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR K.J.SMITH,S.W.REID,K.HARLOS,A.J.MCMICHAEL,D.I.STUART,J.I.BELL, AUTHOR 2 E.Y.JONES REVDAT 4 02-AUG-23 1A1O 1 SEQADV REVDAT 3 24-FEB-09 1A1O 1 VERSN REVDAT 2 01-APR-03 1A1O 1 JRNL REVDAT 1 08-APR-98 1A1O 0 JRNL AUTH K.J.SMITH,S.W.REID,K.HARLOS,A.J.MCMICHAEL,D.I.STUART, JRNL AUTH 2 J.I.BELL,E.Y.JONES JRNL TITL BOUND WATER STRUCTURE AND POLYMORPHIC AMINO ACIDS ACT JRNL TITL 2 TOGETHER TO ALLOW THE BINDING OF DIFFERENT PEPTIDES TO MHC JRNL TITL 3 CLASS I HLA-B53. JRNL REF IMMUNITY V. 4 215 1996 JRNL REFN ISSN 1074-7613 JRNL PMID 8624812 JRNL DOI 10.1016/S1074-7613(00)80430-6 REMARK 2 REMARK 2 RESOLUTION. 2.30 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) : 2.30 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 15.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 97.1 REMARK 3 NUMBER OF REFLECTIONS : 88881 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) : 0.168 REMARK 3 FREE R VALUE : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : NULL 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 : 3168 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 113 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 29.30 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) : 0.013 REMARK 3 BOND ANGLES (DEGREES) : 1.700 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) : 3.500 ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : 5.400 ; 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 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1A1O 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_1000170282. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 09-FEB-96 REMARK 200 TEMPERATURE (KELVIN) : 287 REMARK 200 PH : 6.5 REMARK 200 NUMBER OF CRYSTALS USED : 4 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SRS REMARK 200 BEAMLINE : PX9.6 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97 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 : 27424 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.300 REMARK 200 RESOLUTION RANGE LOW (A) : 15.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.1 REMARK 200 DATA REDUNDANCY : 3.600 REMARK 200 R MERGE (I) : 0.09000 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL 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 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: X-PLOR 3.1 REMARK 200 STARTING MODEL: PDB ENTRY 1HSA REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 54.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.68 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 18% PEG8000 0.1M SODIUM CACODYLATE REMARK 280 PH6.5 0.2M CALCIUM ACETATE 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 25.65000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 56.20000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 41.65000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 56.20000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 25.65000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 41.65000 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: 4480 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 19200 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -21.0 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: COVALENT BOND ANGLES 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,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) 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 ATM2 ATM3 REMARK 500 PRO A 49 C - N - CA ANGL. DEV. = 9.2 DEGREES REMARK 500 PRO A 49 C - N - CD ANGL. DEV. = -16.7 DEGREES 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 79.93 -154.36 REMARK 500 ASP A 29 -124.38 58.34 REMARK 500 SER A 42 81.22 64.13 REMARK 500 ARG A 111 149.82 -170.25 REMARK 500 ASP A 114 105.23 -171.04 REMARK 500 TYR A 123 -64.29 -120.23 REMARK 500 SER A 195 -170.10 -172.25 REMARK 500 GLN A 224 43.33 -85.90 REMARK 500 ARG A 239 -25.12 100.43 REMARK 500 LYS A 243 149.17 -172.64 REMARK 500 ASN B 21 -162.31 -166.98 REMARK 500 TRP B 60 -6.01 77.41 REMARK 500 REMARK 500 REMARK: NULL DBREF 1A1O A 1 276 UNP P30491 1B53_HUMAN 25 300 DBREF 1A1O B 1 99 UNP P61769 B2MG_HUMAN 21 119 DBREF 1A1O C 1 9 PDB 1A1O 1A1O 1 9 SEQADV 1A1O PRO A 49 UNP P30491 ALA 73 CONFLICT 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 PRO 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 ASN LEU SEQRES 7 A 276 ARG ILE ALA LEU ARG 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 9 LYS PRO ILE VAL GLN TYR ASP ASN PHE FORMUL 4 HOH *113(H2 O) HELIX 1 1 PRO A 50 ILE A 52 5 3 HELIX 2 2 PRO A 57 TYR A 85 1 29 HELIX 3 3 THR A 138 ALA A 149 1 12 HELIX 4 4 VAL A 152 GLU A 161 1 10 HELIX 5 5 LEU A 163 ASN A 174 1 12 HELIX 6 6 LYS A 176 LEU A 179 1 4 HELIX 7 7 GLU A 254 ARG A 256 5 3 SHEET 1 A 7 THR A 31 ASP A 37 0 SHEET 2 A 7 ARG A 21 VAL A 28 -1 N VAL A 28 O THR A 31 SHEET 3 A 7 HIS A 3 MET A 12 -1 N MET A 12 O ARG A 21 SHEET 4 A 7 ILE A 94 LEU A 103 -1 N LEU A 103 O HIS A 3 SHEET 5 A 7 LEU A 109 TYR A 118 -1 N ALA A 117 O GLN A 96 SHEET 6 A 7 LYS A 121 LEU A 126 -1 N ILE A 124 O SER A 116 SHEET 7 A 7 TRP A 133 ALA A 135 -1 N THR A 134 O ALA A 125 SHEET 1 B 4 LYS A 186 PRO A 193 0 SHEET 2 B 4 GLU A 198 LEU A 206 -1 N LEU A 206 O LYS A 186 SHEET 3 B 4 LYS A 243 PRO A 250 -1 N VAL A 249 O ALA A 199 SHEET 4 B 4 THR A 228 LEU A 230 -1 N GLU A 229 O ALA A 246 SHEET 1 C 3 THR A 214 ARG A 219 0 SHEET 2 C 3 TYR A 257 GLN A 262 -1 N GLN A 262 O THR A 214 SHEET 3 C 3 LEU A 270 LEU A 272 -1 N LEU A 272 O CYS A 259 SHEET 1 D 3 LYS B 6 SER B 11 0 SHEET 2 D 3 SER B 20 PHE B 30 -1 N SER B 28 O LYS B 6 SHEET 3 D 3 PHE B 62 THR B 71 -1 N PHE B 70 O ASN B 21 SHEET 1 E 3 GLU B 36 LYS B 41 0 SHEET 2 E 3 TYR B 78 ASN B 83 -1 N ASN B 83 O GLU B 36 SHEET 3 E 3 LYS B 91 LYS B 94 -1 N VAL B 93 O CYS B 80 SSBOND 1 CYS A 101 CYS A 164 1555 1555 2.16 SSBOND 2 CYS A 203 CYS A 259 1555 1555 2.19 SSBOND 3 CYS B 25 CYS B 80 1555 1555 2.22 CISPEP 1 TYR A 209 PRO A 210 0 0.27 CISPEP 2 HIS B 31 PRO B 32 0 -1.00 CRYST1 51.300 83.300 112.400 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 0.019493 0.000000 0.000000 0.00000 SCALE2 0.000000 0.012005 0.000000 0.00000 SCALE3 0.000000 0.000000 0.008897 0.00000