PDB Short entry for 1RIF HEADER DNA BINDING PROTEIN 17-NOV-03 1RIF TITLE CRYSTAL STRUCTURE OF THE UVSW HELICASE FROM BACTERIOPHAGE T4 COMPND MOL_ID: 1; COMPND 2 MOLECULE: DNA HELICASE UVSW; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: DAR PROTEIN; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ENTEROBACTERIA PHAGE T4; SOURCE 3 ORGANISM_TAXID: 10665; SOURCE 4 GENE: UVSW, DAR; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 6 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21 (DE3); SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PET22 KEYWDS BACTERIOPHAGE, T4, HELICASE, UVSW, RECG, SF2, DNA BINDING PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR E.A.SICKMIER,S.W.WHITE,K.N.KREUZER REVDAT 5 14-FEB-24 1RIF 1 REMARK REVDAT 4 27-OCT-21 1RIF 1 REMARK SEQADV LINK REVDAT 3 24-FEB-09 1RIF 1 VERSN REVDAT 2 27-APR-04 1RIF 1 JRNL REVDAT 1 25-NOV-03 1RIF 0 JRNL AUTH E.A.SICKMIER,K.N.KREUZER,S.W.WHITE JRNL TITL THE CRYSTAL STRUCTURE OF THE UVSW HELICASE FROM JRNL TITL 2 BACTERIOPHAGE T4. JRNL REF STRUCTURE V. 12 583 2004 JRNL REFN ISSN 0969-2126 JRNL PMID 15062081 JRNL DOI 10.1016/J.STR.2004.02.016 REMARK 2 REMARK 2 RESOLUTION. 2.00 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) : 2.00 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) (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 40844 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) : 0.218 REMARK 3 FREE R VALUE : 0.246 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 2042 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 : 4630 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 7 REMARK 3 SOLVENT ATOMS : 254 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) : NULL 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) : 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 1RIF COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 18-NOV-03. REMARK 100 THE DEPOSITION ID IS D_1000020770. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 19-ID REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0383, 1.03900 REMARK 200 MONOCHROMATOR : GRAPHITE REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : NULL REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 42780 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 (%) : 92.1 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : 0.03600 REMARK 200 R SYM (I) : 0.04000 REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 16.9000 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) : 2.03 REMARK 200 COMPLETENESS FOR SHELL (%) : 74.1 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: MAD REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MAD REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 53.74 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.66 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: AMONIUM SULFATE, MAGNESIUM CHLORIDE, REMARK 280 TRIS-HCL, PH 7.0, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 291K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,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 47.59050 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 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 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 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: B 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: 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 HIS A 8 85.26 -159.22 REMARK 500 ASP A 9 176.25 50.38 REMARK 500 CYS A 17 -175.76 -170.10 REMARK 500 PHE A 29 48.79 -90.29 REMARK 500 ARG A 37 -29.87 121.10 REMARK 500 ARG A 129 -43.57 70.38 REMARK 500 ALA A 139 20.12 -57.96 REMARK 500 ARG A 181 23.37 80.43 REMARK 500 ALA A 195 92.64 -57.64 REMARK 500 SER A 196 166.62 44.34 REMARK 500 LYS A 197 -144.76 -71.94 REMARK 500 LYS A 200 -143.24 -53.96 REMARK 500 LYS A 202 75.29 -104.27 REMARK 500 GLU A 233 48.16 73.87 REMARK 500 ARG A 263 50.39 -90.54 REMARK 500 HIS B 8 84.74 -161.57 REMARK 500 ASP B 9 169.91 49.90 REMARK 500 PHE B 29 55.30 -91.92 REMARK 500 ASP B 34 -97.02 -29.55 REMARK 500 SER B 107 -86.77 -98.91 REMARK 500 ARG B 129 -45.16 68.01 REMARK 500 ASP B 199 -161.43 -64.35 REMARK 500 LYS B 200 13.09 57.01 REMARK 500 TYR B 201 -28.34 -141.35 REMARK 500 LYS B 202 49.38 -65.41 REMARK 500 ALA B 205 119.72 -31.31 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 MG A 286 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLN A 67 NE2 REMARK 620 2 HOH A 295 O 143.1 REMARK 620 3 HOH A 354 O 51.0 162.8 REMARK 620 4 HOH A 414 O 81.3 72.8 124.2 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG B 288 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLN B 67 NE2 REMARK 620 2 HOH B 387 O 59.8 REMARK 620 3 HOH B 394 O 141.1 156.7 REMARK 620 N 1 2 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 286 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG B 288 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE AU A 287 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE AU B 283 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE AU B 284 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE AU A 285 DBREF 1RIF A 1 282 UNP P20703 UVSW_BPT4 1 282 DBREF 1RIF B 1 282 UNP P20703 UVSW_BPT4 1 282 SEQADV 1RIF ARG A 141 UNP P20703 LYS 141 ENGINEERED MUTATION SEQADV 1RIF ARG B 141 UNP P20703 LYS 141 ENGINEERED MUTATION SEQRES 1 A 282 MET ASP ILE LYS VAL HIS PHE HIS ASP PHE SER HIS VAL SEQRES 2 A 282 ARG ILE ASP CYS GLU GLU SER THR PHE HIS GLU LEU ARG SEQRES 3 A 282 ASP PHE PHE SER PHE GLU ALA ASP GLY TYR ARG PHE ASN SEQRES 4 A 282 PRO ARG PHE ARG TYR GLY ASN TRP ASP GLY ARG ILE ARG SEQRES 5 A 282 LEU LEU ASP TYR ASN ARG LEU LEU PRO PHE GLY LEU VAL SEQRES 6 A 282 GLY GLN ILE LYS LYS PHE CYS ASP ASN PHE GLY TYR LYS SEQRES 7 A 282 ALA TRP ILE ASP PRO GLN ILE ASN GLU LYS GLU GLU LEU SEQRES 8 A 282 SER ARG LYS ASP PHE ASP GLU TRP LEU SER LYS LEU GLU SEQRES 9 A 282 ILE TYR SER GLY ASN LYS ARG ILE GLU PRO HIS TRP TYR SEQRES 10 A 282 GLN LYS ASP ALA VAL PHE GLU GLY LEU VAL ASN ARG ARG SEQRES 11 A 282 ARG ILE LEU ASN LEU PRO THR SER ALA GLY ARG SER LEU SEQRES 12 A 282 ILE GLN ALA LEU LEU ALA ARG TYR TYR LEU GLU ASN TYR SEQRES 13 A 282 GLU GLY LYS ILE LEU ILE ILE VAL PRO THR THR ALA LEU SEQRES 14 A 282 THR THR GLN MET ALA ASP ASP PHE VAL ASP TYR ARG LEU SEQRES 15 A 282 PHE SER HIS ALA MET ILE LYS LYS ILE GLY GLY GLY ALA SEQRES 16 A 282 SER LYS ASP ASP LYS TYR LYS ASN ASP ALA PRO VAL VAL SEQRES 17 A 282 VAL GLY THR TRP GLN THR VAL VAL LYS GLN PRO LYS GLU SEQRES 18 A 282 TRP PHE SER GLN PHE GLY MET MET MET ASN ASP GLU CYS SEQRES 19 A 282 HIS LEU ALA THR GLY LYS SER ILE SER SER ILE ILE SER SEQRES 20 A 282 GLY LEU ASN ASN CYS MET PHE LYS PHE GLY LEU SER GLY SEQRES 21 A 282 SER LEU ARG ASP GLY LYS ALA ASN ILE MET GLN TYR VAL SEQRES 22 A 282 GLY MET PHE GLY GLU ILE PHE LYS PRO SEQRES 1 B 282 MET ASP ILE LYS VAL HIS PHE HIS ASP PHE SER HIS VAL SEQRES 2 B 282 ARG ILE ASP CYS GLU GLU SER THR PHE HIS GLU LEU ARG SEQRES 3 B 282 ASP PHE PHE SER PHE GLU ALA ASP GLY TYR ARG PHE ASN SEQRES 4 B 282 PRO ARG PHE ARG TYR GLY ASN TRP ASP GLY ARG ILE ARG SEQRES 5 B 282 LEU LEU ASP TYR ASN ARG LEU LEU PRO PHE GLY LEU VAL SEQRES 6 B 282 GLY GLN ILE LYS LYS PHE CYS ASP ASN PHE GLY TYR LYS SEQRES 7 B 282 ALA TRP ILE ASP PRO GLN ILE ASN GLU LYS GLU GLU LEU SEQRES 8 B 282 SER ARG LYS ASP PHE ASP GLU TRP LEU SER LYS LEU GLU SEQRES 9 B 282 ILE TYR SER GLY ASN LYS ARG ILE GLU PRO HIS TRP TYR SEQRES 10 B 282 GLN LYS ASP ALA VAL PHE GLU GLY LEU VAL ASN ARG ARG SEQRES 11 B 282 ARG ILE LEU ASN LEU PRO THR SER ALA GLY ARG SER LEU SEQRES 12 B 282 ILE GLN ALA LEU LEU ALA ARG TYR TYR LEU GLU ASN TYR SEQRES 13 B 282 GLU GLY LYS ILE LEU ILE ILE VAL PRO THR THR ALA LEU SEQRES 14 B 282 THR THR GLN MET ALA ASP ASP PHE VAL ASP TYR ARG LEU SEQRES 15 B 282 PHE SER HIS ALA MET ILE LYS LYS ILE GLY GLY GLY ALA SEQRES 16 B 282 SER LYS ASP ASP LYS TYR LYS ASN ASP ALA PRO VAL VAL SEQRES 17 B 282 VAL GLY THR TRP GLN THR VAL VAL LYS GLN PRO LYS GLU SEQRES 18 B 282 TRP PHE SER GLN PHE GLY MET MET MET ASN ASP GLU CYS SEQRES 19 B 282 HIS LEU ALA THR GLY LYS SER ILE SER SER ILE ILE SER SEQRES 20 B 282 GLY LEU ASN ASN CYS MET PHE LYS PHE GLY LEU SER GLY SEQRES 21 B 282 SER LEU ARG ASP GLY LYS ALA ASN ILE MET GLN TYR VAL SEQRES 22 B 282 GLY MET PHE GLY GLU ILE PHE LYS PRO HET MG A 286 1 HET AU A 287 1 HET AU A 285 1 HET MG B 287 1 HET MG B 288 1 HET AU B 283 1 HET AU B 284 1 HETNAM MG MAGNESIUM ION HETNAM AU GOLD ION FORMUL 3 MG 3(MG 2+) FORMUL 4 AU 4(AU 1+) FORMUL 10 HOH *254(H2 O) HELIX 1 1 GLU A 18 PHE A 29 1 12 HELIX 2 2 ASN A 39 TYR A 44 1 6 HELIX 3 3 GLY A 63 GLY A 66 5 4 HELIX 4 4 GLN A 67 PHE A 75 1 9 HELIX 5 5 PRO A 83 GLU A 87 5 5 HELIX 6 6 SER A 92 LYS A 102 1 11 HELIX 7 7 HIS A 115 ARG A 129 1 15 HELIX 8 8 GLY A 140 TYR A 156 1 17 HELIX 9 9 THR A 166 TYR A 180 1 15 HELIX 10 10 SER A 184 ALA A 186 5 3 HELIX 11 11 THR A 211 VAL A 216 1 6 HELIX 12 12 LYS A 217 GLN A 218 5 2 HELIX 13 13 PRO A 219 SER A 224 5 6 HELIX 14 14 CYS A 234 ALA A 237 5 4 HELIX 15 15 THR A 238 ILE A 246 1 9 HELIX 16 16 ASN A 268 GLY A 277 1 10 HELIX 17 17 GLU B 18 PHE B 29 1 12 HELIX 18 18 ASN B 39 TYR B 44 1 6 HELIX 19 19 GLY B 63 GLY B 66 5 4 HELIX 20 20 GLN B 67 GLY B 76 1 10 HELIX 21 21 PRO B 83 GLU B 87 5 5 HELIX 22 22 SER B 92 LYS B 102 1 11 HELIX 23 23 HIS B 115 ARG B 129 1 15 HELIX 24 24 PRO B 136 ALA B 139 5 4 HELIX 25 25 GLY B 140 TYR B 156 1 17 HELIX 26 26 THR B 167 TYR B 180 1 14 HELIX 27 27 SER B 184 ALA B 186 5 3 HELIX 28 28 TRP B 212 LYS B 217 1 6 HELIX 29 29 PRO B 219 SER B 224 1 6 HELIX 30 30 CYS B 234 ALA B 237 5 4 HELIX 31 31 THR B 238 ILE B 246 1 9 HELIX 32 32 ASN B 268 GLY B 277 1 10 SHEET 1 A 4 LEU A 59 PRO A 61 0 SHEET 2 A 4 HIS A 12 ASP A 16 -1 N VAL A 13 O LEU A 60 SHEET 3 A 4 ILE A 3 HIS A 8 -1 N HIS A 6 O ARG A 14 SHEET 4 A 4 ALA A 79 ILE A 81 1 O TRP A 80 N VAL A 5 SHEET 1 B 2 SER A 30 GLU A 32 0 SHEET 2 B 2 ARG A 50 ARG A 52 -1 O ILE A 51 N PHE A 31 SHEET 1 C 2 TYR A 106 SER A 107 0 SHEET 2 C 2 LYS A 110 ARG A 111 -1 O LYS A 110 N SER A 107 SHEET 1 D 7 ILE A 188 LYS A 190 0 SHEET 2 D 7 VAL A 207 GLY A 210 1 O VAL A 207 N LYS A 189 SHEET 3 D 7 LYS A 159 ILE A 163 1 N ILE A 160 O VAL A 208 SHEET 4 D 7 PHE A 226 ASP A 232 1 O MET A 230 N ILE A 163 SHEET 5 D 7 PHE A 254 LEU A 258 1 O PHE A 256 N MET A 229 SHEET 6 D 7 ARG A 130 LEU A 133 1 N LEU A 133 O GLY A 257 SHEET 7 D 7 GLU A 278 PHE A 280 1 O PHE A 280 N ILE A 132 SHEET 1 E 4 LEU B 59 PRO B 61 0 SHEET 2 E 4 HIS B 12 ASP B 16 -1 N VAL B 13 O LEU B 60 SHEET 3 E 4 ILE B 3 HIS B 8 -1 N HIS B 6 O ARG B 14 SHEET 4 E 4 ALA B 79 ILE B 81 1 O TRP B 80 N VAL B 5 SHEET 1 F 2 SER B 30 GLU B 32 0 SHEET 2 F 2 ARG B 50 ARG B 52 -1 O ILE B 51 N PHE B 31 SHEET 1 G 2 ILE B 105 TYR B 106 0 SHEET 2 G 2 ARG B 111 ILE B 112 -1 O ILE B 112 N ILE B 105 SHEET 1 H 7 ILE B 188 LYS B 190 0 SHEET 2 H 7 VAL B 207 THR B 211 1 O VAL B 207 N LYS B 189 SHEET 3 H 7 LYS B 159 VAL B 164 1 N ILE B 160 O VAL B 208 SHEET 4 H 7 PHE B 226 ASP B 232 1 O GLY B 227 N LYS B 159 SHEET 5 H 7 PHE B 254 SER B 259 1 O LEU B 258 N ASN B 231 SHEET 6 H 7 ARG B 130 ASN B 134 1 N LEU B 133 O GLY B 257 SHEET 7 H 7 ILE B 279 PHE B 280 1 O PHE B 280 N ILE B 132 LINK NE2 GLN A 67 MG MG A 286 1555 1555 2.95 LINK MG MG A 286 O HOH A 295 1555 1555 2.59 LINK MG MG A 286 O HOH A 354 1555 1555 2.57 LINK MG MG A 286 O HOH A 414 1555 1555 2.90 LINK NE2 GLN B 67 MG MG B 288 1555 1555 2.50 LINK MG MG B 288 O HOH B 387 1555 1555 2.41 LINK MG MG B 288 O HOH B 394 1555 1555 2.99 SITE 1 AC1 4 GLN A 67 HOH A 295 HOH A 354 HOH A 414 SITE 1 AC2 4 GLN B 67 VAL B 273 HOH B 387 HOH B 394 SITE 1 AC3 2 CYS A 234 HIS A 235 SITE 1 AC4 2 CYS B 234 HIS B 235 SITE 1 AC5 4 ILE B 68 CYS B 72 ALA B 79 HOH B 351 SITE 1 AC6 3 ILE A 68 CYS A 72 ALA A 79 CRYST1 42.739 95.181 86.278 90.00 95.40 90.00 P 1 21 1 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 0.023398 0.000000 0.002212 0.00000 SCALE2 0.000000 0.010506 0.000000 0.00000 SCALE3 0.000000 0.000000 0.011642 0.00000