HEADER TRANSFERASE 30-AUG-02 1ML9 TITLE STRUCTURE OF THE NEUROSPORA SET DOMAIN PROTEIN DIM-5, A TITLE 2 HISTONE LYSINE METHYLTRANSFERASE COMPND MOL_ID: 1; COMPND 2 MOLECULE: HISTONE H3 METHYLTRANSFERASE DIM-5; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: RESIDUES 17-318; COMPND 5 EC: 2.1.1.43; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: NEUROSPORA CRASSA; SOURCE 3 ORGANISM_TAXID: 5141; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 511693; SOURCE 6 EXPRESSION_SYSTEM_STRAIN: BL21; SOURCE 7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PXC379 KEYWDS DIM-5, ADOMET-DEPENDENT METHYLTRANSFERASE HISTONE H3 LYSINE- KEYWDS 2 9 METHYLATION EXPDTA X-RAY DIFFRACTION AUTHOR X.ZHANG,H.TAMARU,S.I.KHAN,J.R.HORTON,L.J.KEEFE,E.U.SELKER, AUTHOR 2 X.CHENG REVDAT 2 24-FEB-09 1ML9 1 VERSN REVDAT 1 23-OCT-02 1ML9 0 JRNL AUTH X.ZHANG,H.TAMARU,S.I.KHAN,J.R.HORTON,L.J.KEEFE, JRNL AUTH 2 E.U.SELKER,X.CHENG JRNL TITL STRUCTURE OF THE NEUROSPORA SET DOMAIN PROTEIN JRNL TITL 2 DIM-5, A HISTONE H3 LYSINE METHYLTRANSFERASE JRNL REF CELL(CAMBRIDGE,MASS.) V. 111 117 2002 JRNL REFN ISSN 0092-8674 JRNL PMID 12372305 JRNL DOI 10.1016/S0092-8674(02)00999-6 REMARK 1 REMARK 2 REMARK 2 RESOLUTION. 1.98 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.851 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.98 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 24.83 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 97.0 REMARK 3 NUMBER OF REFLECTIONS : 20963 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) : 0.205 REMARK 3 FREE R VALUE : 0.258 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 2620 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) : 1.98 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.10 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 67.50 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.2660 REMARK 3 BIN FREE R VALUE : 0.2810 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : 342 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.015 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1923 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 3 REMARK 3 SOLVENT ATOMS : 117 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 26.90 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 32.30 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) : 0.24 REMARK 3 ESD FROM SIGMAA (A) : 0.23 REMARK 3 LOW RESOLUTION CUTOFF (A) : 24.83 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) : 0.008 REMARK 3 BOND ANGLES (DEGREES) : NULL REMARK 3 DIHEDRAL ANGLES (DEGREES) : 26.80 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.72 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 1ML9 COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 03-SEP-02. REMARK 100 THE RCSB ID CODE IS RCSB017001. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 10-FEB-02 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 5.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 17-ID REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0332, 1.2834, 1.2830 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 210 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 20963 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.980 REMARK 200 RESOLUTION RANGE LOW (A) : 24.830 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.0 REMARK 200 DATA REDUNDANCY : 5.370 REMARK 200 R MERGE (I) : 0.05500 REMARK 200 R SYM (I) : 0.05500 REMARK 200 FOR THE DATA SET : 15.4000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.98 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.02 REMARK 200 COMPLETENESS FOR SHELL (%) : 95.8 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.27600 REMARK 200 R SYM FOR SHELL (I) : 0.27600 REMARK 200 FOR SHELL : 6.100 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: MAD REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MAD REMARK 200 SOFTWARE USED: SOLVE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 44.65 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.22 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: AMMONIUM SULFATE, SODIUM CITRATE, REMARK 280 PH 5.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 289K 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 18.36500 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 50.63500 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 40.78000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 50.63500 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 18.36500 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 40.78000 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 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 ILE A 17 REMARK 465 ARG A 18 REMARK 465 SER A 19 REMARK 465 PHE A 20 REMARK 465 ALA A 21 REMARK 465 THR A 22 REMARK 465 HIS A 23 REMARK 465 ALA A 24 REMARK 465 SER A 89 REMARK 465 ASP A 90 REMARK 465 GLU A 91 REMARK 465 GLU A 92 REMARK 465 ALA A 93 REMARK 465 ASP A 94 REMARK 465 PRO A 95 REMARK 465 TYR A 96 REMARK 465 THR A 97 REMARK 465 ARG A 98 REMARK 465 LYS A 99 REMARK 465 GLY A 286 REMARK 465 LEU A 287 REMARK 465 THR A 288 REMARK 465 GLY A 289 REMARK 465 LEU A 290 REMARK 465 GLU A 291 REMARK 465 SER A 292 REMARK 465 ASP A 293 REMARK 465 ALA A 294 REMARK 465 HIS A 295 REMARK 465 ASP A 296 REMARK 465 PRO A 297 REMARK 465 SER A 298 REMARK 465 GLY A 309 REMARK 465 THR A 310 REMARK 465 ALA A 311 REMARK 465 LYS A 312 REMARK 465 CYS A 313 REMARK 465 ARG A 314 REMARK 465 GLY A 315 REMARK 465 TYR A 316 REMARK 465 LEU A 317 REMARK 465 TRP A 318 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS(M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 ASP A 59 CG OD1 OD2 REMARK 470 ALA A 69 CB REMARK 470 SER A 70 OG REMARK 470 GLU A 72 CG CD OE1 OE2 REMARK 470 GLU A 73 CB CG CD OE1 OE2 REMARK 470 ASP A 88 CG OD1 OD2 REMARK 470 LYS A 100 CG CD CE NZ REMARK 470 ARG A 101 CG CD NE CZ NH1 NH2 REMARK 470 GLN A 107 CG CD OE1 NE2 REMARK 470 LYS A 111 CG CD CE NZ REMARK 470 ARG A 117 CG CD NE CZ NH1 NH2 REMARK 470 GLN A 120 CG CD OE1 NE2 REMARK 470 SER A 135 CB OG REMARK 470 LYS A 136 CG CD CE NZ REMARK 470 ASP A 137 CG OD1 OD2 REMARK 470 LYS A 157 CG CD CE NZ REMARK 470 SER A 216 CB OG REMARK 470 LEU A 217 CB CG CD1 CD2 REMARK 470 ASP A 218 CG OD1 OD2 REMARK 470 LEU A 220 CG CD1 CD2 REMARK 470 ASN A 285 CG OD1 ND2 REMARK 470 LYS A 299 N C O CB CG CD CE REMARK 470 LYS A 299 NZ REMARK 470 ILE A 300 N C O CB CG1 CG2 CD1 REMARK 470 SER A 301 N C O CB OG REMARK 470 GLU A 302 N C O CB CG CD OE1 REMARK 470 GLU A 302 OE2 REMARK 470 MET A 303 N C O CB CG SD CE REMARK 470 THR A 304 N C O CB OG1 CG2 REMARK 470 LYS A 305 N C O CB CG CD CE REMARK 470 LYS A 305 NZ REMARK 470 CYS A 306 N C O CB SG REMARK 470 LEU A 307 N C O CB CG CD1 CD2 REMARK 470 CYS A 308 N C O CB SG 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 58 131.12 -38.99 REMARK 500 ASP A 71 -17.57 -47.37 REMARK 500 SER A 106 -72.18 -66.36 REMARK 500 ASP A 158 23.36 -150.17 REMARK 500 PRO A 214 77.53 -63.30 REMARK 500 ASP A 215 -146.65 -162.82 REMARK 500 LEU A 217 15.99 139.33 REMARK 500 ASP A 218 156.52 72.80 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 1 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 66 SG REMARK 620 2 CYS A 81 SG 117.0 REMARK 620 3 CYS A 132 SG 106.0 97.8 REMARK 620 4 CYS A 128 SG 109.7 115.0 110.3 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A 2 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 74 SG REMARK 620 2 CYS A 138 SG 109.7 REMARK 620 3 CYS A 128 SG 107.8 108.4 REMARK 620 4 CYS A 134 SG 117.3 107.6 105.7 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A 3 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 68 SG REMARK 620 2 CYS A 79 SG 111.0 REMARK 620 3 CYS A 74 SG 101.0 119.4 REMARK 620 4 CYS A 66 SG 117.4 105.5 103.0 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 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 2 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 3 DBREF 1ML9 A 17 318 GB 17063801 AAL35215 17 318 SEQRES 1 A 302 ILE ARG SER PHE ALA THR HIS ALA GLN LEU PRO ILE SER SEQRES 2 A 302 ILE VAL ASN ARG GLU ASP ASP ALA PHE LEU ASN PRO ASN SEQRES 3 A 302 PHE ARG PHE ILE ASP HIS SER ILE ILE GLY LYS ASN VAL SEQRES 4 A 302 PRO VAL ALA ASP GLN SER PHE ARG VAL GLY CYS SER CYS SEQRES 5 A 302 ALA SER ASP GLU GLU CYS MET TYR SER THR CYS GLN CYS SEQRES 6 A 302 LEU ASP GLU MET ALA PRO ASP SER ASP GLU GLU ALA ASP SEQRES 7 A 302 PRO TYR THR ARG LYS LYS ARG PHE ALA TYR TYR SER GLN SEQRES 8 A 302 GLY ALA LYS LYS GLY LEU LEU ARG ASP ARG VAL LEU GLN SEQRES 9 A 302 SER GLN GLU PRO ILE TYR GLU CYS HIS GLN GLY CYS ALA SEQRES 10 A 302 CYS SER LYS ASP CYS PRO ASN ARG VAL VAL GLU ARG GLY SEQRES 11 A 302 ARG THR VAL PRO LEU GLN ILE PHE ARG THR LYS ASP ARG SEQRES 12 A 302 GLY TRP GLY VAL LYS CYS PRO VAL ASN ILE LYS ARG GLY SEQRES 13 A 302 GLN PHE VAL ASP ARG TYR LEU GLY GLU ILE ILE THR SER SEQRES 14 A 302 GLU GLU ALA ASP ARG ARG ARG ALA GLU SER THR ILE ALA SEQRES 15 A 302 ARG ARG LYS ASP VAL TYR LEU PHE ALA LEU ASP LYS PHE SEQRES 16 A 302 SER ASP PRO ASP SER LEU ASP PRO LEU LEU ALA GLY GLN SEQRES 17 A 302 PRO LEU GLU VAL ASP GLY GLU TYR MET SER GLY PRO THR SEQRES 18 A 302 ARG PHE ILE ASN HIS SER CYS ASP PRO ASN MET ALA ILE SEQRES 19 A 302 PHE ALA ARG VAL GLY ASP HIS ALA ASP LYS HIS ILE HIS SEQRES 20 A 302 ASP LEU ALA LEU PHE ALA ILE LYS ASP ILE PRO LYS GLY SEQRES 21 A 302 THR GLU LEU THR PHE ASP TYR VAL ASN GLY LEU THR GLY SEQRES 22 A 302 LEU GLU SER ASP ALA HIS ASP PRO SER LYS ILE SER GLU SEQRES 23 A 302 MET THR LYS CYS LEU CYS GLY THR ALA LYS CYS ARG GLY SEQRES 24 A 302 TYR LEU TRP HET ZN A 1 1 HET ZN A 2 1 HET ZN A 3 1 HETNAM ZN ZINC ION FORMUL 2 ZN 3(ZN 2+) FORMUL 11 HOH *111(H2 O) HELIX 1 1 ASP A 59 ARG A 63 5 5 HELIX 2 2 GLU A 72 TYR A 76 5 5 HELIX 3 3 CYS A 79 ASP A 83 5 5 HELIX 4 4 ARG A 115 GLN A 122 1 8 HELIX 5 5 ARG A 141 GLY A 146 1 6 HELIX 6 6 THR A 184 SER A 195 1 12 HELIX 7 7 THR A 196 ARG A 199 5 4 HELIX 8 8 ARG A 200 TYR A 204 1 5 HELIX 9 9 ASP A 218 GLY A 223 1 6 HELIX 10 10 GLY A 235 ILE A 240 5 6 HELIX 11 11 ASP A 256 HIS A 263 5 8 SHEET 1 A 5 ILE A 28 VAL A 31 0 SHEET 2 A 5 LEU A 151 ARG A 155 1 O ILE A 153 N SER A 29 SHEET 3 A 5 TRP A 161 LYS A 164 -1 O LYS A 164 N GLN A 152 SHEET 4 A 5 GLU A 278 PHE A 281 -1 O LEU A 279 N VAL A 163 SHEET 5 A 5 ASN A 241 HIS A 242 1 N ASN A 241 O PHE A 281 SHEET 1 B 2 ARG A 44 PHE A 45 0 SHEET 2 B 2 MET A 233 SER A 234 1 O SER A 234 N ARG A 44 SHEET 1 C 4 ILE A 50 ILE A 51 0 SHEET 2 C 4 GLU A 181 ILE A 183 1 O ILE A 182 N ILE A 50 SHEET 3 C 4 GLU A 227 ASP A 229 -1 O GLU A 227 N ILE A 183 SHEET 4 C 4 LEU A 205 ALA A 207 -1 N PHE A 206 O VAL A 228 SHEET 1 D 4 ILE A 125 TYR A 126 0 SHEET 2 D 4 MET A 248 VAL A 254 1 O VAL A 254 N ILE A 125 SHEET 3 D 4 ASP A 264 ALA A 269 -1 O ALA A 266 N PHE A 251 SHEET 4 D 4 PHE A 174 ARG A 177 -1 N ASP A 176 O LEU A 267 LINK ZN ZN A 1 SG CYS A 66 1555 1555 2.35 LINK ZN ZN A 1 SG CYS A 81 1555 1555 2.29 LINK ZN ZN A 1 SG CYS A 132 1555 1555 2.24 LINK ZN ZN A 1 SG CYS A 128 1555 1555 2.37 LINK ZN ZN A 2 SG CYS A 74 1555 1555 2.32 LINK ZN ZN A 2 SG CYS A 138 1555 1555 2.35 LINK ZN ZN A 2 SG CYS A 128 1555 1555 2.33 LINK ZN ZN A 2 SG CYS A 134 1555 1555 2.29 LINK ZN ZN A 3 SG CYS A 68 1555 1555 2.33 LINK ZN ZN A 3 SG CYS A 79 1555 1555 2.32 LINK ZN ZN A 3 SG CYS A 74 1555 1555 2.37 LINK ZN ZN A 3 SG CYS A 66 1555 1555 2.33 SITE 1 AC1 4 CYS A 66 CYS A 81 CYS A 128 CYS A 132 SITE 1 AC2 4 CYS A 74 CYS A 128 CYS A 134 CYS A 138 SITE 1 AC3 4 CYS A 66 CYS A 68 CYS A 74 CYS A 79 CRYST1 36.730 81.560 101.270 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 0.027226 0.000000 0.000000 0.00000 SCALE2 0.000000 0.012261 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009875 0.00000