HEADER APOPTOSIS/APOPTOSIS INHIBITOR 08-NOV-00 1G73 TITLE CRYSTAL STRUCTURE OF SMAC BOUND TO XIAP-BIR3 DOMAIN COMPND MOL_ID: 1; COMPND 2 MOLECULE: SECOND MITOCHONDRIA-DERIVED ACTIVATOR OF CASPASES; COMPND 3 CHAIN: A, B; COMPND 4 FRAGMENT: RESIDUES 1-162; COMPND 5 SYNONYM: SMAC/DIABLO; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES; COMPND 8 MOL_ID: 2; COMPND 9 MOLECULE: INHIBITORS OF APOPTOSIS-LIKE PROTEIN ILP; COMPND 10 CHAIN: C, D; COMPND 11 FRAGMENT: BIR3 DOMAIN (RESIDUES 238-358); COMPND 12 SYNONYM: IAP-LIKE PROTEIN ILP; COMPND 13 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: SMAC; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21 (DE3); SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET15-B; SOURCE 11 MOL_ID: 2; SOURCE 12 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 13 ORGANISM_COMMON: HUMAN; SOURCE 14 ORGANISM_TAXID: 9606; SOURCE 15 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 16 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 17 EXPRESSION_SYSTEM_STRAIN: BL21 (DE3); SOURCE 18 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 19 EXPRESSION_SYSTEM_PLASMID: PET15-B KEYWDS HELIX BUNDLE, ZINC-BINDING DOMAIN, APOPTOSIS-APOPTOSIS INHIBITOR KEYWDS 2 COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR G.WU,J.CHAI,T.L.SUBER,J.-W.WU,Y.SHI REVDAT 4 27-OCT-21 1G73 1 REMARK SEQADV LINK REVDAT 3 24-FEB-09 1G73 1 VERSN REVDAT 2 01-APR-03 1G73 1 JRNL REVDAT 1 10-JAN-01 1G73 0 JRNL AUTH G.WU,J.CHAI,T.L.SUBER,J.W.WU,C.DU,X.WANG,Y.SHI JRNL TITL STRUCTURAL BASIS OF IAP RECOGNITION BY SMAC/DIABLO. JRNL REF NATURE V. 408 1008 2000 JRNL REFN ISSN 0028-0836 JRNL PMID 11140638 JRNL DOI 10.1038/35050012 REMARK 2 REMARK 2 RESOLUTION. 2.00 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) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 94.8 REMARK 3 NUMBER OF REFLECTIONS : 40345 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) : 0.227 REMARK 3 FREE R VALUE : 0.268 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 1895 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) : 2.00 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.09 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 88.00 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.3430 REMARK 3 BIN FREE R VALUE : 0.3620 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : 175 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.012 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 4008 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 2 REMARK 3 SOLVENT ATOMS : 0 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 30.00 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 30.00 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) : NULL REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : ISOTROPIC 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 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1G73 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 20-NOV-00. REMARK 100 THE DEPOSITION ID IS D_1000012315. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 01-JUL-00; 13-SEP-00 REMARK 200 TEMPERATURE (KELVIN) : 100; NULL REMARK 200 PH : 5.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N; Y REMARK 200 RADIATION SOURCE : ROTATING ANODE; NSLS REMARK 200 BEAMLINE : NULL; X4A REMARK 200 X-RAY GENERATOR MODEL : RIGAKU RU200; NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M; NULL REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418; 1.1 REMARK 200 MONOCHROMATOR : GRAPHITE; NULL REMARK 200 OPTICS : MIRRORS; NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE; IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IV; FUJI REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 40346 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 94.8 REMARK 200 DATA REDUNDANCY : 4.300 REMARK 200 R MERGE (I) : 0.04500 REMARK 200 R SYM (I) : 0.04500 REMARK 200 FOR THE DATA SET : 35.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.00 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.07 REMARK 200 COMPLETENESS FOR SHELL (%) : 88.5 REMARK 200 DATA REDUNDANCY IN SHELL : 3.00 REMARK 200 R MERGE FOR SHELL (I) : 0.27000 REMARK 200 R SYM FOR SHELL (I) : 0.27000 REMARK 200 FOR SHELL : 5.200 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH; NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MIR REMARK 200 SOFTWARE USED: MLPHARE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 51.32 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.53 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 100 MM CITRATE, PH5.5 5% PEG4000 10% REMARK 280 ISOPROPANOL, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 297K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,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 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 REMARK 300 THIS ENTRY CONTAINS THE CRYSTALLOGRAPHIC ASYMMETRIC UNIT REMARK 300 WHICH CONSISTS OF 4 CHAIN(S). SEE REMARK 350 FOR REMARK 300 INFORMATION ON GENERATING THE BIOLOGICAL MOLECULE(S). REMARK 300 SMAC (CHAIN A OR B) IS A HOMODIMER. ONE MISSENSE REMARK 300 MUTATION WAS INTRODUCED SO THAT CHAIN A AND B NO LONGER REMARK 300 FORMS A BIOLOGICALLY RELEVANT DIMER. 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: DIMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, 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 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: B, D 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 ILE A 158 REMARK 465 GLU A 159 REMARK 465 GLU A 160 REMARK 465 LEU A 161 REMARK 465 ARG A 162 REMARK 465 ILE B 158 REMARK 465 GLU B 159 REMARK 465 GLU B 160 REMARK 465 LEU B 161 REMARK 465 ARG B 162 REMARK 465 ARG C 238 REMARK 465 SER C 239 REMARK 465 GLU C 240 REMARK 465 SER C 241 REMARK 465 ASP C 242 REMARK 465 ALA C 243 REMARK 465 VAL C 244 REMARK 465 SER C 245 REMARK 465 SER C 246 REMARK 465 ASP C 247 REMARK 465 ARG C 248 REMARK 465 ASN C 249 REMARK 465 PHE C 250 REMARK 465 PRO C 251 REMARK 465 ASN C 252 REMARK 465 SER C 253 REMARK 465 THR C 254 REMARK 465 ASN C 255 REMARK 465 THR C 345 REMARK 465 HIS C 346 REMARK 465 SER C 347 REMARK 465 LEU C 348 REMARK 465 GLU C 349 REMARK 465 GLU C 350 REMARK 465 CYS C 351 REMARK 465 LEU C 352 REMARK 465 VAL C 353 REMARK 465 ARG C 354 REMARK 465 THR C 355 REMARK 465 THR C 356 REMARK 465 GLU C 357 REMARK 465 LYS C 358 REMARK 465 ARG D 238 REMARK 465 SER D 239 REMARK 465 GLU D 240 REMARK 465 SER D 241 REMARK 465 ASP D 242 REMARK 465 ALA D 243 REMARK 465 VAL D 244 REMARK 465 SER D 245 REMARK 465 SER D 246 REMARK 465 ASP D 247 REMARK 465 ARG D 248 REMARK 465 ASN D 249 REMARK 465 PHE D 250 REMARK 465 PRO D 251 REMARK 465 ASN D 252 REMARK 465 SER D 253 REMARK 465 THR D 254 REMARK 465 ASN D 255 REMARK 465 LYS D 358 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 LEU C 331 CA - CB - CG ANGL. DEV. = 15.2 DEGREES REMARK 500 LEU D 344 N - CA - C ANGL. DEV. = -16.3 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 GLN A 6 -147.88 -138.15 REMARK 500 LYS A 7 126.14 111.39 REMARK 500 SER A 8 -48.83 -170.85 REMARK 500 SER A 71 -86.39 29.21 REMARK 500 GLN B 6 86.01 -46.71 REMARK 500 LYS B 7 62.07 -108.15 REMARK 500 SER B 12 68.52 -117.64 REMARK 500 SER B 71 -119.85 51.82 REMARK 500 HIS C 302 -63.98 -93.33 REMARK 500 PRO C 312 -71.61 -43.98 REMARK 500 HIS C 343 40.15 -91.14 REMARK 500 THR D 345 -49.37 77.85 REMARK 500 REMARK 500 REMARK: NULL REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN B 501 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS C 300 SG REMARK 620 2 CYS C 303 SG 109.7 REMARK 620 3 HIS C 320 NE2 109.0 84.5 REMARK 620 4 CYS C 327 SG 108.4 115.1 127.6 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN D 502 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS D 300 SG REMARK 620 2 CYS D 303 SG 109.9 REMARK 620 3 HIS D 320 NE2 82.5 124.1 REMARK 620 4 CYS D 327 SG 111.5 113.0 111.5 REMARK 620 N 1 2 3 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 501 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN D 502 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1FEW RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF SMAC DBREF 1G73 A 1 162 UNP Q9NR28 DBLOH_HUMAN 56 217 DBREF 1G73 B 1 162 UNP Q9NR28 DBLOH_HUMAN 56 217 DBREF 1G73 C 238 358 UNP P98170 BIRC4_HUMAN 238 358 DBREF 1G73 D 238 358 UNP P98170 BIRC4_HUMAN 238 358 SEQADV 1G73 ASP A 33 UNP Q9NR28 PHE 88 ENGINEERED MUTATION SEQADV 1G73 ASP B 33 UNP Q9NR28 PHE 88 ENGINEERED MUTATION SEQRES 1 A 162 ALA VAL PRO ILE ALA GLN LYS SER GLU PRO HIS SER LEU SEQRES 2 A 162 SER SER GLU ALA LEU MET ARG ARG ALA VAL SER LEU VAL SEQRES 3 A 162 THR ASP SER THR SER THR ASP LEU SER GLN THR THR TYR SEQRES 4 A 162 ALA LEU ILE GLU ALA ILE THR GLU TYR THR LYS ALA VAL SEQRES 5 A 162 TYR THR LEU THR SER LEU TYR ARG GLN TYR THR SER LEU SEQRES 6 A 162 LEU GLY LYS MET ASN SER GLU GLU GLU ASP GLU VAL TRP SEQRES 7 A 162 GLN VAL ILE ILE GLY ALA ARG ALA GLU MET THR SER LYS SEQRES 8 A 162 HIS GLN GLU TYR LEU LYS LEU GLU THR THR TRP MET THR SEQRES 9 A 162 ALA VAL GLY LEU SER GLU MET ALA ALA GLU ALA ALA TYR SEQRES 10 A 162 GLN THR GLY ALA ASP GLN ALA SER ILE THR ALA ARG ASN SEQRES 11 A 162 HIS ILE GLN LEU VAL LYS LEU GLN VAL GLU GLU VAL HIS SEQRES 12 A 162 GLN LEU SER ARG LYS ALA GLU THR LYS LEU ALA GLU ALA SEQRES 13 A 162 GLN ILE GLU GLU LEU ARG SEQRES 1 B 162 ALA VAL PRO ILE ALA GLN LYS SER GLU PRO HIS SER LEU SEQRES 2 B 162 SER SER GLU ALA LEU MET ARG ARG ALA VAL SER LEU VAL SEQRES 3 B 162 THR ASP SER THR SER THR ASP LEU SER GLN THR THR TYR SEQRES 4 B 162 ALA LEU ILE GLU ALA ILE THR GLU TYR THR LYS ALA VAL SEQRES 5 B 162 TYR THR LEU THR SER LEU TYR ARG GLN TYR THR SER LEU SEQRES 6 B 162 LEU GLY LYS MET ASN SER GLU GLU GLU ASP GLU VAL TRP SEQRES 7 B 162 GLN VAL ILE ILE GLY ALA ARG ALA GLU MET THR SER LYS SEQRES 8 B 162 HIS GLN GLU TYR LEU LYS LEU GLU THR THR TRP MET THR SEQRES 9 B 162 ALA VAL GLY LEU SER GLU MET ALA ALA GLU ALA ALA TYR SEQRES 10 B 162 GLN THR GLY ALA ASP GLN ALA SER ILE THR ALA ARG ASN SEQRES 11 B 162 HIS ILE GLN LEU VAL LYS LEU GLN VAL GLU GLU VAL HIS SEQRES 12 B 162 GLN LEU SER ARG LYS ALA GLU THR LYS LEU ALA GLU ALA SEQRES 13 B 162 GLN ILE GLU GLU LEU ARG SEQRES 1 C 121 ARG SER GLU SER ASP ALA VAL SER SER ASP ARG ASN PHE SEQRES 2 C 121 PRO ASN SER THR ASN LEU PRO ARG ASN PRO SER MET ALA SEQRES 3 C 121 ASP TYR GLU ALA ARG ILE PHE THR PHE GLY THR TRP ILE SEQRES 4 C 121 TYR SER VAL ASN LYS GLU GLN LEU ALA ARG ALA GLY PHE SEQRES 5 C 121 TYR ALA LEU GLY GLU GLY ASP LYS VAL LYS CYS PHE HIS SEQRES 6 C 121 CYS GLY GLY GLY LEU THR ASP TRP LYS PRO SER GLU ASP SEQRES 7 C 121 PRO TRP GLU GLN HIS ALA LYS TRP TYR PRO GLY CYS LYS SEQRES 8 C 121 TYR LEU LEU GLU GLN LYS GLY GLN GLU TYR ILE ASN ASN SEQRES 9 C 121 ILE HIS LEU THR HIS SER LEU GLU GLU CYS LEU VAL ARG SEQRES 10 C 121 THR THR GLU LYS SEQRES 1 D 121 ARG SER GLU SER ASP ALA VAL SER SER ASP ARG ASN PHE SEQRES 2 D 121 PRO ASN SER THR ASN LEU PRO ARG ASN PRO SER MET ALA SEQRES 3 D 121 ASP TYR GLU ALA ARG ILE PHE THR PHE GLY THR TRP ILE SEQRES 4 D 121 TYR SER VAL ASN LYS GLU GLN LEU ALA ARG ALA GLY PHE SEQRES 5 D 121 TYR ALA LEU GLY GLU GLY ASP LYS VAL LYS CYS PHE HIS SEQRES 6 D 121 CYS GLY GLY GLY LEU THR ASP TRP LYS PRO SER GLU ASP SEQRES 7 D 121 PRO TRP GLU GLN HIS ALA LYS TRP TYR PRO GLY CYS LYS SEQRES 8 D 121 TYR LEU LEU GLU GLN LYS GLY GLN GLU TYR ILE ASN ASN SEQRES 9 D 121 ILE HIS LEU THR HIS SER LEU GLU GLU CYS LEU VAL ARG SEQRES 10 D 121 THR THR GLU LYS HET ZN B 501 1 HET ZN D 502 1 HETNAM ZN ZINC ION FORMUL 5 ZN 2(ZN 2+) HELIX 1 1 LEU A 13 LEU A 65 1 53 HELIX 2 2 SER A 71 THR A 119 1 49 HELIX 3 3 ALA A 121 GLN A 157 1 37 HELIX 4 4 LEU B 13 LEU B 65 1 53 HELIX 5 5 SER B 71 THR B 119 1 49 HELIX 6 6 ALA B 121 ALA B 156 1 36 HELIX 7 7 ASN C 259 ALA C 263 5 5 HELIX 8 8 ASP C 264 THR C 271 1 8 HELIX 9 9 ASN C 280 ALA C 287 1 8 HELIX 10 10 ASP C 315 TYR C 324 1 10 HELIX 11 11 CYS C 327 GLY C 335 1 9 HELIX 12 12 LYS C 334 HIS C 343 1 10 HELIX 13 13 ASN D 259 ALA D 263 5 5 HELIX 14 14 ASP D 264 THR D 271 1 8 HELIX 15 15 ASN D 280 ALA D 287 1 8 HELIX 16 16 ASP D 315 TYR D 324 1 10 HELIX 17 17 CYS D 327 GLY D 335 1 9 HELIX 18 18 LYS D 334 LEU D 344 1 11 HELIX 19 19 THR D 345 ARG D 354 1 10 HELIX 20 20 THR D 355 GLU D 357 5 3 SHEET 1 A 4 VAL A 2 PRO A 3 0 SHEET 2 A 4 GLY D 306 THR D 308 -1 O THR D 308 N VAL A 2 SHEET 3 A 4 VAL D 298 CYS D 300 -1 N VAL D 298 O LEU D 307 SHEET 4 A 4 PHE D 289 ALA D 291 -1 N TYR D 290 O LYS D 299 SHEET 1 B 4 VAL B 2 PRO B 3 0 SHEET 2 B 4 GLY C 306 THR C 308 -1 N THR C 308 O VAL B 2 SHEET 3 B 4 VAL C 298 CYS C 300 -1 O VAL C 298 N LEU C 307 SHEET 4 B 4 PHE C 289 ALA C 291 -1 O TYR C 290 N LYS C 299 LINK ZN ZN B 501 SG CYS C 300 1555 1555 2.60 LINK ZN ZN B 501 SG CYS C 303 1555 1555 2.42 LINK ZN ZN B 501 NE2 HIS C 320 1555 1555 1.99 LINK ZN ZN B 501 SG CYS C 327 1555 1555 2.36 LINK SG CYS D 300 ZN ZN D 502 1555 1555 2.54 LINK SG CYS D 303 ZN ZN D 502 1555 1555 2.27 LINK NE2 HIS D 320 ZN ZN D 502 1555 1555 2.14 LINK SG CYS D 327 ZN ZN D 502 1555 1555 2.34 SITE 1 AC1 4 CYS C 300 CYS C 303 HIS C 320 CYS C 327 SITE 1 AC2 4 CYS D 300 CYS D 303 HIS D 320 CYS D 327 CRYST1 48.100 52.900 67.100 100.00 104.10 94.00 P 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 0.020790 0.001454 0.005619 0.00000 SCALE2 0.000000 0.018950 0.003809 0.00000 SCALE3 0.000000 0.000000 0.015673 0.00000 MASTER 348 0 2 20 8 0 2 6 0 0 0 46 END