PDB Short entry for 2PCX HEADER TRANSCRIPTION 30-MAR-07 2PCX TITLE CRYSTAL STRUCTURE OF P53DBD(R282Q) AT 1.54-ANGSTROM RESOLUTION COMPND MOL_ID: 1; COMPND 2 MOLECULE: CELLULAR TUMOR ANTIGEN P53; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: P53 DBD DOMAIN; 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 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: PET17B(+) KEYWDS P53, P53 HOTSPOTS, P53 DNA-BINDING DOMAIN, P53DBD, P53DBD(R282Q), KEYWDS 2 TRANSCRIPTION EXPDTA X-RAY DIFFRACTION AUTHOR C.TU,G.SHAW,X.JI REVDAT 4 30-AUG-23 2PCX 1 AUTHOR JRNL REMARK SEQADV REVDAT 3 24-FEB-09 2PCX 1 VERSN REVDAT 2 01-JUL-08 2PCX 1 JRNL REVDAT 1 08-APR-08 2PCX 0 JRNL AUTH C.TU,Y.H.TAN,G.SHAW,Z.ZHOU,Y.BAI,R.LUO,X.JI JRNL TITL IMPACT OF LOW-FREQUENCY HOTSPOT MUTATION R282Q ON THE JRNL TITL 2 STRUCTURE OF P53 DNA-BINDING DOMAIN AS REVEALED BY JRNL TITL 3 CRYSTALLOGRAPHY AT 1.54 ANGSTROMS RESOLUTION. JRNL REF ACTA CRYSTALLOGR.,SECT.D V. 64 471 2008 JRNL REFN ISSN 0907-4449 JRNL PMID 18453682 JRNL DOI 10.1107/S0907444908003338 REMARK 2 REMARK 2 RESOLUTION. 1.54 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.0 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 : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.54 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 27.76 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 416888.850 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 84.5 REMARK 3 NUMBER OF REFLECTIONS : 20506 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) : 0.191 REMARK 3 FREE R VALUE : 0.232 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1016 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.007 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.54 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.64 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 48.20 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 1838 REMARK 3 BIN R VALUE (WORKING SET) : 0.5360 REMARK 3 BIN FREE R VALUE : 0.5360 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 5.10 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 99 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.054 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1622 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 1 REMARK 3 SOLVENT ATOMS : 243 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 24.30 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 28.40 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -5.38000 REMARK 3 B22 (A**2) : 5.50000 REMARK 3 B33 (A**2) : -0.12000 REMARK 3 B12 (A**2) : 0.39000 REMARK 3 B13 (A**2) : 0.99000 REMARK 3 B23 (A**2) : 4.89000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.24 REMARK 3 ESD FROM SIGMAA (A) : 0.20 REMARK 3 LOW RESOLUTION CUTOFF (A) : 30.0 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.26 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.17 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.004 REMARK 3 BOND ANGLES (DEGREES) : 1.300 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 24.90 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.810 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 2.430 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 3.150 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 4.030 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 5.570 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.35 REMARK 3 BSOL : 65.33 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 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 3 : ION.PARAM REMARK 3 PARAMETER FILE 4 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN_REP.TOP REMARK 3 TOPOLOGY FILE 2 : WATER_REP.TOP REMARK 3 TOPOLOGY FILE 3 : ION.TOP REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2PCX COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 02-APR-07. REMARK 100 THE DEPOSITION ID IS D_1000042237. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 21-APR-05 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : GRAPHITE REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MAR SCANNER 345 MM PLATE REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 21375 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.540 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 88.0 REMARK 200 DATA REDUNDANCY : 4.700 REMARK 200 R MERGE (I) : 0.04300 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 33.9000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.54 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.60 REMARK 200 COMPLETENESS FOR SHELL (%) : 49.7 REMARK 200 DATA REDUNDANCY IN SHELL : 2.60 REMARK 200 R MERGE FOR SHELL (I) : 0.40200 REMARK 200 R SYM FOR SHELL (I) : 0.37700 REMARK 200 <I/SIGMA(I)> FOR SHELL : 1.900 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: PDB ENTRY 1UOL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 33.11 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.84 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1M AMMONIUM ACETATE, 25% PEG 3350, REMARK 280 0.1M HEPES, PH 7.5, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE REMARK 280 300K 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 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 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 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 293 REMARK 465 SER A 294 REMARK 465 VAL A 295 REMARK 465 VAL A 296 REMARK 465 ASN A 297 REMARK 465 SER A 298 REMARK 465 SER A 299 REMARK 465 CYS A 300 REMARK 465 MET A 301 REMARK 465 GLY A 302 REMARK 465 GLY A 303 REMARK 465 MET A 304 REMARK 465 CYS A 305 REMARK 465 ARG A 306 REMARK 465 ARG A 307 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 ALA A 138 -0.04 62.44 REMARK 500 SER A 241 -109.31 -71.04 REMARK 500 CYS A 242 111.60 56.45 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 A 308 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 176 SG REMARK 620 2 HIS A 179 ND1 104.3 REMARK 620 3 CYS A 238 SG 115.0 104.9 REMARK 620 4 CYS A 242 SG 114.4 94.3 119.6 REMARK 620 5 CYS A 242 SG 111.5 108.0 112.3 13.9 REMARK 620 N 1 2 3 4 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 308 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1TSR RELATED DB: PDB REMARK 900 P53DBD IN COMPLEX WITH DNA REMARK 900 RELATED ID: 1UOL RELATED DB: PDB REMARK 900 P53DBD(M133L/V203A/N239Y/N268D) REMARK 900 RELATED ID: 2AC0 RELATED DB: PDB REMARK 900 P53DBD IN COMPLEX WITH DNA REMARK 900 RELATED ID: 2ATA RELATED DB: PDB REMARK 900 P53DBD IN COMPLEX WITH DNA REMARK 900 RELATED ID: 2AHI RELATED DB: PDB REMARK 900 P53DBD IN COMPLEX WITH DNA REMARK 900 RELATED ID: 2ADY RELATED DB: PDB REMARK 900 P53DBD IN COMPLEX WITH DNA DBREF 2PCX A 94 292 UNP P04637 P53_HUMAN 94 292 SEQADV 2PCX HIS A 88 UNP P04637 EXPRESSION TAG SEQADV 2PCX HIS A 89 UNP P04637 EXPRESSION TAG SEQADV 2PCX HIS A 90 UNP P04637 EXPRESSION TAG SEQADV 2PCX HIS A 91 UNP P04637 EXPRESSION TAG SEQADV 2PCX HIS A 92 UNP P04637 EXPRESSION TAG SEQADV 2PCX HIS A 93 UNP P04637 EXPRESSION TAG SEQADV 2PCX SER A 293 UNP P04637 EXPRESSION TAG SEQADV 2PCX SER A 294 UNP P04637 EXPRESSION TAG SEQADV 2PCX VAL A 295 UNP P04637 EXPRESSION TAG SEQADV 2PCX VAL A 296 UNP P04637 EXPRESSION TAG SEQADV 2PCX ASN A 297 UNP P04637 EXPRESSION TAG SEQADV 2PCX SER A 298 UNP P04637 EXPRESSION TAG SEQADV 2PCX SER A 299 UNP P04637 EXPRESSION TAG SEQADV 2PCX CYS A 300 UNP P04637 EXPRESSION TAG SEQADV 2PCX MET A 301 UNP P04637 EXPRESSION TAG SEQADV 2PCX GLY A 302 UNP P04637 EXPRESSION TAG SEQADV 2PCX GLY A 303 UNP P04637 EXPRESSION TAG SEQADV 2PCX MET A 304 UNP P04637 EXPRESSION TAG SEQADV 2PCX CYS A 305 UNP P04637 EXPRESSION TAG SEQADV 2PCX ARG A 306 UNP P04637 EXPRESSION TAG SEQADV 2PCX ARG A 307 UNP P04637 EXPRESSION TAG SEQRES 1 A 220 HIS HIS HIS HIS HIS HIS SER SER SER VAL PRO SER GLN SEQRES 2 A 220 LYS THR TYR GLN GLY SER TYR GLY PHE ARG LEU GLY PHE SEQRES 3 A 220 LEU HIS SER GLY THR ALA LYS SER VAL THR CYS THR TYR SEQRES 4 A 220 SER PRO ALA LEU ASN LYS MET PHE CYS GLN LEU ALA LYS SEQRES 5 A 220 THR CYS PRO VAL GLN LEU TRP VAL ASP SER THR PRO PRO SEQRES 6 A 220 PRO GLY THR ARG VAL ARG ALA MET ALA ILE TYR LYS GLN SEQRES 7 A 220 SER GLN HIS MET THR GLU VAL VAL ARG ARG CYS PRO HIS SEQRES 8 A 220 HIS GLU ARG CYS SER ASP SER ASP GLY LEU ALA PRO PRO SEQRES 9 A 220 GLN HIS LEU ILE ARG VAL GLU GLY ASN LEU ARG VAL GLU SEQRES 10 A 220 TYR LEU ASP ASP ARG ASN THR PHE ARG HIS SER VAL VAL SEQRES 11 A 220 VAL PRO TYR GLU PRO PRO GLU VAL GLY SER ASP CYS THR SEQRES 12 A 220 THR ILE HIS TYR ASN TYR MET CYS ASN SER SER CYS MET SEQRES 13 A 220 GLY GLY MET ASN ARG ARG PRO ILE LEU THR ILE ILE THR SEQRES 14 A 220 LEU GLU ASP SER SER GLY ASN LEU LEU GLY ARG ASN SER SEQRES 15 A 220 PHE GLU VAL ARG VAL CYS ALA CYS PRO GLY ARG ASP GLN SEQRES 16 A 220 ARG THR GLU GLU GLU ASN LEU ARG LYS LYS SER SER VAL SEQRES 17 A 220 VAL ASN SER SER CYS MET GLY GLY MET CYS ARG ARG HET ZN A 308 1 HETNAM ZN ZINC ION FORMUL 2 ZN ZN 2+ FORMUL 3 HOH *243(H2 O) HELIX 1 1 GLN A 165 MET A 169 5 5 HELIX 2 2 CYS A 176 CYS A 182 1 7 HELIX 3 3 CYS A 277 LYS A 291 1 15 SHEET 1 A 4 ARG A 110 GLY A 112 0 SHEET 2 A 4 CYS A 141 TRP A 146 -1 O GLN A 144 N GLY A 112 SHEET 3 A 4 THR A 230 TYR A 236 -1 O THR A 230 N LEU A 145 SHEET 4 A 4 ILE A 195 VAL A 197 -1 N ARG A 196 O ASN A 235 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 ILE A 255 O ASN A 268 SHEET 5 B 7 ARG A 156 TYR A 163 -1 N ARG A 156 O GLU A 258 SHEET 6 B 7 HIS A 214 PRO A 219 -1 O VAL A 218 N VAL 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 308 1555 1555 2.35 LINK ND1 HIS A 179 ZN ZN A 308 1555 1555 2.05 LINK SG CYS A 238 ZN ZN A 308 1555 1555 2.31 LINK SG ACYS A 242 ZN ZN A 308 1555 1555 2.40 LINK SG BCYS A 242 ZN ZN A 308 1555 1555 2.42 SITE 1 AC1 4 CYS A 176 HIS A 179 CYS A 238 CYS A 242 CRYST1 34.900 35.200 41.600 111.80 94.90 112.40 P 1 1 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 0.028670 0.011829 0.008485 0.00000 SCALE2 0.000000 0.030767 0.014974 0.00000 SCALE3 0.000000 0.000000 0.026806 0.00000