HEADER ANTITUMOR PROTEIN 08-AUG-07 2QVQ OBSLTE 31-JUL-13 2QVQ 4LOF TITLE HUMAN P53 CORE DOMAIN MUTANT V157F/N235K/N239Y COMPND MOL_ID: 1; COMPND 2 MOLECULE: CELLULAR TUMOR ANTIGEN P53; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: RESIDUES 94-196; COMPND 5 SYNONYM: TUMOR SUPPRESSOR P53, PHOSPHOPROTEIN P53, ANTIGEN NY-CO-13; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: TP53, P53; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PSE420 KEYWDS TUMOR SUPPRESSOR, P53, CANCER, CANCER MUTATION, SUPPRESSOR MUTATION, KEYWDS 2 ACTIVATOR, ANTI-ONCOGENE, APOPTOSIS, CELL CYCLE, DISEASE MUTATION, KEYWDS 3 DNA-BINDING, ENDOPLASMIC RETICULUM, GLYCOPROTEIN, HOST-VIRUS KEYWDS 4 INTERACTION, LI-FRAUMENI SYNDROME, METAL-BINDING, NUCLEUS, KEYWDS 5 PHOSPHORYLATION, TRANSCRIPTION, TRANSCRIPTION REGULATION, ANTITUMOR KEYWDS 6 PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR Y.WANG,H.LUECKE REVDAT 4 31-JUL-13 2QVQ 1 OBSLTE VERSN REVDAT 3 17-NOV-09 2QVQ 1 REMARK REVDAT 2 24-FEB-09 2QVQ 1 VERSN REVDAT 1 04-NOV-08 2QVQ 0 JRNL AUTH Y.WANG,H.LUECKE JRNL TITL CRYSTAL STRUCTURES OF ONCOGENIC, SUPPRESSOR AND RESCUED P53 JRNL TITL 2 CORE DOMAIN MUTANTS AND THE RESCUE MECHANISM OF GLOBAL JRNL TITL 3 SUPPRESSOR MUTATIONS JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 2.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.1 REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 46.15 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) (%) : 87.6 REMARK 3 NUMBER OF REFLECTIONS : 21265 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) : 0.239 REMARK 3 FREE R VALUE : 0.285 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 7.900 REMARK 3 FREE R VALUE TEST SET COUNT : 1922 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 : 1545 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 1 REMARK 3 SOLVENT ATOMS : 161 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 26.49 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.35300 REMARK 3 B22 (A**2) : 0.79000 REMARK 3 B33 (A**2) : -0.43700 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 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) : 0.006 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 : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 1.406 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.136 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 2.213 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 3.039 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : 66.62 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 : CNS_TOPPAR:PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : CNS_TOPPAR:DNA-RNA_REP.PARAM REMARK 3 PARAMETER FILE 3 : CNS_TOPPAR:WATER_REP.PARAM REMARK 3 PARAMETER FILE 4 : CNS_TOPPAR:ION.PARAM REMARK 3 PARAMETER FILE 5 : NULL REMARK 3 TOPOLOGY FILE 1 : CNS_TOPPAR:PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : CNS_TOPPAR:DNA-RNA.TOP REMARK 3 TOPOLOGY FILE 3 : CNS_TOPPAR:WATER.TOP REMARK 3 TOPOLOGY FILE 4 : CNS_TOPPAR:ION.TOP REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2QVQ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 09-AUG-07. REMARK 100 THE RCSB ID CODE IS RCSB044115. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 05-OCT-05 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.6 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ALS REMARK 200 BEAMLINE : 4.2.2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : DOUBLE CRYSTAL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : D*TREK REMARK 200 DATA SCALING SOFTWARE : D*TREK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 21265 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 46.150 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.3 REMARK 200 DATA REDUNDANCY : 4.700 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.16900 REMARK 200 FOR THE DATA SET : 5.8000 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) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : 99.3 REMARK 200 DATA REDUNDANCY IN SHELL : 4.80 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.47700 REMARK 200 FOR SHELL : 2.600 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: CHAIN A OF 2OCJ REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 41.25 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.09 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 2 MICROLITERS PROTEIN SOLUTION (AROUND REMARK 280 5.0-7.0 MG/ML PROTEIN IN 20 MM TRIS PH 7.6, 150 MM NACL, 10 MM REMARK 280 DTT) WERE MIXED WITH 2 MICROLITERS RESERVOIR BUFFER WITH 200 MM REMARK 280 DI-SODIUM HYDROGEN PHOSPHATE DEHYDRATE (NA2HPO4), 20% (W/V) PEG REMARK 280 3350, VAPOR DIFFUSION, TEMPERATURE 277K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z REMARK 290 3555 -X+1/2,Y+1/2,-Z 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 0.00000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 53.63400 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 25.56400 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 53.63400 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 25.56400 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: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 APPLY THE FOLLOWING TO CHAINS: A 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: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 OE1 GLU A 180 NE2 GLN A 192 1.95 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 NE2 GLN A 192 OXT LEU A 289 3545 2.11 REMARK 500 OE1 GLN A 192 O LEU A 289 3545 2.17 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 SER A 183 74.90 47.79 REMARK 500 ARG A 202 75.61 -118.71 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH A 52 DISTANCE = 5.04 ANGSTROMS REMARK 525 HOH A 71 DISTANCE = 5.71 ANGSTROMS REMARK 525 HOH A 307 DISTANCE = 5.14 ANGSTROMS REMARK 525 HOH A 337 DISTANCE = 5.33 ANGSTROMS 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 A 1 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 176 SG REMARK 620 2 HIS A 179 ND1 110.8 REMARK 620 3 CYS A 238 SG 109.9 105.8 REMARK 620 4 CYS A 242 SG 120.1 102.6 106.4 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 A 1 DBREF 2QVQ A 94 289 UNP P04637 P53_HUMAN 94 289 SEQADV 2QVQ PHE A 157 UNP P04637 VAL 157 ENGINEERED SEQADV 2QVQ LYS A 235 UNP P04637 ASN 235 ENGINEERED SEQADV 2QVQ TYR A 239 UNP P04637 ASN 239 ENGINEERED SEQRES 1 A 196 SER SER SER VAL PRO SER GLN LYS THR TYR GLN GLY SER SEQRES 2 A 196 TYR GLY PHE ARG LEU GLY PHE LEU HIS SER GLY THR ALA SEQRES 3 A 196 LYS SER VAL THR CYS THR TYR SER PRO ALA LEU ASN LYS SEQRES 4 A 196 MET PHE CYS GLN LEU ALA LYS THR CYS PRO VAL GLN LEU SEQRES 5 A 196 TRP VAL ASP SER THR PRO PRO PRO GLY THR ARG PHE ARG SEQRES 6 A 196 ALA MET ALA ILE TYR LYS GLN SER GLN HIS MET THR GLU SEQRES 7 A 196 VAL VAL ARG ARG CYS PRO HIS HIS GLU ARG CYS SER ASP SEQRES 8 A 196 SER ASP GLY LEU ALA PRO PRO GLN HIS LEU ILE ARG VAL SEQRES 9 A 196 GLU GLY ASN LEU ARG VAL GLU TYR LEU ASP ASP ARG ASN SEQRES 10 A 196 THR PHE ARG HIS SER VAL VAL VAL PRO TYR GLU PRO PRO SEQRES 11 A 196 GLU VAL GLY SER ASP CYS THR THR ILE HIS TYR LYS TYR SEQRES 12 A 196 MET CYS TYR SER SER CYS MET GLY GLY MET ASN ARG ARG SEQRES 13 A 196 PRO ILE LEU THR ILE ILE THR LEU GLU ASP SER SER GLY SEQRES 14 A 196 ASN LEU LEU GLY ARG ASN SER PHE GLU VAL ARG VAL CYS SEQRES 15 A 196 ALA CYS PRO GLY ARG ASP ARG ARG THR GLU GLU GLU ASN SEQRES 16 A 196 LEU HET ZN A 1 1 HETNAM ZN ZINC ION FORMUL 2 ZN ZN 2+ FORMUL 3 HOH *161(H2 O) HELIX 1 1 CYS A 176 ARG A 181 1 6 HELIX 2 2 CYS A 277 ASN A 288 1 12 SHEET 1 A 4 PHE A 109 PHE A 113 0 SHEET 2 A 4 THR A 140 VAL A 147 -1 O TRP A 146 N ARG A 110 SHEET 3 A 4 THR A 230 TYR A 236 -1 O ILE A 232 N VAL A 143 SHEET 4 A 4 ILE A 195 GLU A 198 -1 N GLU A 198 O HIS A 233 SHEET 1 B 7 CYS A 124 SER A 127 0 SHEET 2 B 7 LYS A 132 CYS A 135 -1 O PHE A 134 N THR A 125 SHEET 3 B 7 LEU A 264 VAL A 274 1 O GLU A 271 N MET A 133 SHEET 4 B 7 ILE A 251 GLU A 258 -1 N LEU A 257 O LEU A 265 SHEET 5 B 7 ARG A 156 TYR A 163 -1 N MET A 160 O ILE A 254 SHEET 6 B 7 HIS A 214 PRO A 219 -1 O VAL A 218 N PHE A 157 SHEET 7 B 7 GLU A 204 ASP A 207 -1 N GLU A 204 O VAL A 217 LINK SG CYS A 176 ZN ZN A 1 1555 1555 2.46 LINK ND1 HIS A 179 ZN ZN A 1 1555 1555 2.24 LINK SG CYS A 238 ZN ZN A 1 1555 1555 2.46 LINK SG CYS A 242 ZN ZN A 1 1555 1555 2.38 SITE 1 AC1 4 CYS A 176 HIS A 179 CYS A 238 CYS A 242 CRYST1 107.268 51.128 33.814 90.00 90.00 90.00 P 21 21 2 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 0.009322 0.000000 0.000000 0.00000 SCALE2 0.000000 0.019559 0.000000 0.00000 SCALE3 0.000000 0.000000 0.029574 0.00000