HEADER CHAPERONE 28-FEB-03 1ONS TITLE CRYSTAL STRUCTURE OF ESCHERICHIA COLI HEAT SHOCK PROTEIN YEDU COMPND MOL_ID: 1; COMPND 2 MOLECULE: CHAPERONE PROTEIN HCHA; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: HSP31; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 GENE: HCHA OR B1967; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21(DE3)PLYSS; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PET30-XA-LIC KEYWDS HEAT SHOCK PROTEIN, STRESS RESPONSE, YEDU, HSP31, CHAPERONE, PROTEASE EXPDTA X-RAY DIFFRACTION AUTHOR Y.ZHAO,R.O.FOX REVDAT 4 14-FEB-24 1ONS 1 REMARK LINK REVDAT 3 13-JUL-11 1ONS 1 VERSN REVDAT 2 24-FEB-09 1ONS 1 VERSN REVDAT 1 20-JAN-04 1ONS 0 JRNL AUTH Y.ZHAO,D.LIU,W.D.KALUARACHCHI,H.D.BELLAMY,M.A.WHITE,R.O.FOX JRNL TITL THE CRYSTAL STRUCTURE OF ESCHERICHIA COLI HEAT SHOCK PROTEIN JRNL TITL 2 YEDU REVEALS THREE POTENTIAL CATALYTIC ACTIVE SITES JRNL REF PROTEIN SCI. V. 12 2303 2003 JRNL REFN ISSN 0961-8368 JRNL PMID 14500888 JRNL DOI 10.1110/PS.03121403 REMARK 2 REMARK 2 RESOLUTION. 2.20 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 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) : 2.20 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 30.00 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) (%) : 93.6 REMARK 3 NUMBER OF REFLECTIONS : 14856 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.204 REMARK 3 FREE R VALUE : 0.241 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 714 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) : 2.20 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.25 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.2404 REMARK 3 BIN FREE R VALUE : 0.2751 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : 40 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 : 2166 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 1 REMARK 3 SOLVENT ATOMS : 120 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) : 0.006 REMARK 3 BOND ANGLES (DEGREES) : 1.300 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) : 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 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : 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 1ONS COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 03-MAR-03. REMARK 100 THE DEPOSITION ID IS D_1000018481. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 12-NOV-02 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : CAMD REMARK 200 BEAMLINE : GCPCC REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.54 REMARK 200 MONOCHROMATOR : SI 111 CHANNEL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MACSCIENCE REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO, XFIT REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 15151 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.200 REMARK 200 RESOLUTION RANGE LOW (A) : 90.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 94.5 REMARK 200 DATA REDUNDANCY : 5.000 REMARK 200 R MERGE (I) : 0.07500 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 14.7000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.20 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.25 REMARK 200 COMPLETENESS FOR SHELL (%) : 77.5 REMARK 200 DATA REDUNDANCY IN SHELL : 3.20 REMARK 200 R MERGE FOR SHELL (I) : 0.32000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 3.900 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MIR REMARK 200 SOFTWARE USED: XFIT REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 43.60 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.20 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 600 AND AMMONIUM SULFATE, PH 7.5, REMARK 280 VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 61 2 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+1/3 REMARK 290 3555 -X+Y,-X,Z+2/3 REMARK 290 4555 -X,-Y,Z+1/2 REMARK 290 5555 Y,-X+Y,Z+5/6 REMARK 290 6555 X-Y,X,Z+1/6 REMARK 290 7555 Y,X,-Z+1/3 REMARK 290 8555 X-Y,-Y,-Z REMARK 290 9555 -X,-X+Y,-Z+2/3 REMARK 290 10555 -Y,-X,-Z+5/6 REMARK 290 11555 -X+Y,Y,-Z+1/2 REMARK 290 12555 X,X-Y,-Z+1/6 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 115.80000 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 231.60000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 173.70000 REMARK 290 SMTRY1 5 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 5 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 289.50000 REMARK 290 SMTRY1 6 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 57.90000 REMARK 290 SMTRY1 7 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 7 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 115.80000 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 9 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 9 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 9 0.000000 0.000000 -1.000000 231.60000 REMARK 290 SMTRY1 10 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 10 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 10 0.000000 0.000000 -1.000000 289.50000 REMARK 290 SMTRY1 11 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 11 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 11 0.000000 0.000000 -1.000000 173.70000 REMARK 290 SMTRY1 12 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 12 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 12 0.000000 0.000000 -1.000000 57.90000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 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 300 REMARK: THE SECOND PART OF THE BIOLOGICAL ASSEMBLY IS GENERATED BY REMARK 300 THE TWO FOLD AXIS: X, X-Y+1, -Z+1/6. 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 2080 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 21630 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -51.0 KCAL/MOL 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 350 BIOMT1 2 0.500000 0.866025 0.000000 0.00000 REMARK 350 BIOMT2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 57.90000 REMARK 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PQS 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 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH A 352 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 373 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 392 LIES ON A SPECIAL POSITION. 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 THR A 1 REMARK 465 VAL A 2 REMARK 465 GLN A 3 REMARK 465 GLY A 282 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 THR A 70 -138.34 -122.10 REMARK 500 GLU A 144 40.46 -80.00 REMARK 500 CYS A 184 -115.33 56.86 REMARK 500 ARG A 254 -116.62 65.27 REMARK 500 SER A 261 -172.66 -173.15 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 451 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 85 NE2 REMARK 620 2 HIS A 85 NE2 95.3 REMARK 620 3 GLU A 90 OE1 105.6 107.5 REMARK 620 4 HIS A 122 NE2 98.1 112.5 130.8 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 451 DBREF 1ONS A 1 282 UNP P31658 HCHA_ECOLI 1 282 SEQRES 1 A 282 THR VAL GLN THR SER LYS ASN PRO GLN VAL ASP ILE ALA SEQRES 2 A 282 GLU ASP ASN ALA PHE PHE PRO SER GLU TYR SER LEU SER SEQRES 3 A 282 GLN TYR THR SER PRO VAL SER ASP LEU ASP GLY VAL ASP SEQRES 4 A 282 TYR PRO LYS PRO TYR ARG GLY LYS HIS LYS ILE LEU VAL SEQRES 5 A 282 ILE ALA ALA ASP GLU ARG TYR LEU PRO THR ASP ASN GLY SEQRES 6 A 282 LYS LEU PHE SER THR GLY ASN HIS PRO ILE GLU THR LEU SEQRES 7 A 282 LEU PRO LEU TYR HIS LEU HIS ALA ALA GLY PHE GLU PHE SEQRES 8 A 282 GLU VAL ALA THR ILE SER GLY LEU MET THR LYS PHE GLU SEQRES 9 A 282 TYR TRP ALA MET PRO HIS LYS ASP GLU LYS VAL MET PRO SEQRES 10 A 282 PHE PHE GLU GLN HIS LYS SER LEU PHE ARG ASN PRO LYS SEQRES 11 A 282 LYS LEU ALA ASP VAL VAL ALA SER LEU ASN ALA ASP SER SEQRES 12 A 282 GLU TYR ALA ALA ILE PHE VAL PRO GLY GLY HIS GLY ALA SEQRES 13 A 282 LEU ILE GLY LEU PRO GLU SER GLN ASP VAL ALA ALA ALA SEQRES 14 A 282 LEU GLN TRP ALA ILE LYS ASN ASP ARG PHE VAL ILE SER SEQRES 15 A 282 LEU CYS HIS GLY PRO ALA ALA PHE LEU ALA LEU ARG HIS SEQRES 16 A 282 GLY ASP ASN PRO LEU ASN GLY TYR SER ILE CYS ALA PHE SEQRES 17 A 282 PRO ASP ALA ALA ASP LYS GLN THR PRO GLU ILE GLY TYR SEQRES 18 A 282 MET PRO GLY HIS LEU THR TRP TYR PHE GLY GLU GLU LEU SEQRES 19 A 282 LYS LYS MET GLY MET ASN ILE ILE ASN ASP ASP ILE THR SEQRES 20 A 282 GLY ARG VAL HIS LYS ASP ARG LYS LEU LEU THR GLY ASP SEQRES 21 A 282 SER PRO PHE ALA ALA ASN ALA LEU GLY LYS LEU ALA ALA SEQRES 22 A 282 GLN GLU MET LEU ALA ALA TYR ALA GLY HET ZN A 451 1 HETNAM ZN ZINC ION FORMUL 2 ZN ZN 2+ FORMUL 3 HOH *120(H2 O) HELIX 1 1 SER A 21 THR A 29 1 9 HELIX 2 2 HIS A 73 ALA A 87 1 15 HELIX 3 3 GLU A 104 MET A 108 5 5 HELIX 4 4 LYS A 114 GLN A 121 1 8 HELIX 5 5 HIS A 122 ASN A 128 1 7 HELIX 6 6 LEU A 132 SER A 138 1 7 HELIX 7 7 GLY A 153 ILE A 158 5 6 HELIX 8 8 GLY A 159 GLU A 162 5 4 HELIX 9 9 SER A 163 ASN A 176 1 14 HELIX 10 10 HIS A 185 ARG A 194 5 10 HELIX 11 11 PRO A 209 LYS A 214 1 6 HELIX 12 12 GLN A 215 GLY A 220 5 6 HELIX 13 13 TYR A 229 MET A 237 1 9 HELIX 14 14 SER A 261 PHE A 263 5 3 HELIX 15 15 ALA A 264 TYR A 280 1 17 SHEET 1 A 4 GLN A 9 VAL A 10 0 SHEET 2 A 4 ALA A 17 PHE A 19 -1 O PHE A 19 N GLN A 9 SHEET 3 A 4 LEU A 67 SER A 69 1 O SER A 69 N PHE A 18 SHEET 4 A 4 TYR A 59 PRO A 61 -1 N LEU A 60 O PHE A 68 SHEET 1 B 7 LYS A 130 LYS A 131 0 SHEET 2 B 7 PHE A 91 THR A 95 1 N THR A 95 O LYS A 130 SHEET 3 B 7 LYS A 49 ILE A 53 1 N VAL A 52 O GLU A 92 SHEET 4 B 7 TYR A 145 VAL A 150 1 O ALA A 147 N LEU A 51 SHEET 5 B 7 PHE A 179 LEU A 183 1 O ILE A 181 N ILE A 148 SHEET 6 B 7 LEU A 256 GLY A 259 1 O LEU A 257 N VAL A 180 SHEET 7 B 7 VAL A 250 ASP A 253 -1 N HIS A 251 O THR A 258 SHEET 1 C 2 SER A 204 ILE A 205 0 SHEET 2 C 2 ASN A 240 ILE A 241 1 O ASN A 240 N ILE A 205 LINK NE2 HIS A 85 ZN ZN A 451 1555 1555 2.31 LINK NE2 HIS A 85 ZN ZN A 451 12565 1555 2.26 LINK OE1 GLU A 90 ZN ZN A 451 1555 1555 2.23 LINK NE2 HIS A 122 ZN ZN A 451 1555 1555 2.20 SITE 1 AC1 3 HIS A 85 GLU A 90 HIS A 122 CRYST1 52.980 52.980 347.400 90.00 90.00 120.00 P 61 2 2 12 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 0.018875 0.010898 0.000000 0.00000 SCALE2 0.000000 0.021795 0.000000 0.00000 SCALE3 0.000000 0.000000 0.002879 0.00000