PDB Short entry for 6FK5 HEADER DNA BINDING PROTEIN 23-JAN-18 6FK5 TITLE STRUCTURE OF 3' PHOSPHATASE NEXO (D146N) FROM NEISSERIA BOUND TO DNA TITLE 2 SUBSTRATE IN PRESENCE OF MAGNESIUM ION COMPND MOL_ID: 1; COMPND 2 MOLECULE: NEXO D146N; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: DNA (5'-D(P*CP*TP*AP*GP*CP*GP*AP*AP*GP*CP*TP*AP*GP*A)-3'); COMPND 7 CHAIN: B; COMPND 8 ENGINEERED: YES; COMPND 9 OTHER_DETAILS: 3' PHOSPHATE AT THE LAST RESIDUE SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: NEISSERIA MENINGITIDIS MC58; SOURCE 3 ORGANISM_TAXID: 122586; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 5 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 6 MOL_ID: 2; SOURCE 7 ORGANISM_SCIENTIFIC: OTHER SEQUENCES; SOURCE 8 ORGANISM_TAXID: 28384; SOURCE 9 EXPRESSION_SYSTEM: SYNTHETIC CONSTRUCT; SOURCE 10 EXPRESSION_SYSTEM_TAXID: 32630 KEYWDS 3' PHOSPHATASE, BASE EXCISION DNA REPAIR, MG2+, DNA BINDING PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR J.SILHAN,Q.ZHAO,E.BOURA,H.THOMSON,A.FOSTER,C.M.TANG,P.S.FREEMONT, AUTHOR 2 G.S.BALDWIN REVDAT 3 17-JAN-24 6FK5 1 LINK REVDAT 2 26-DEC-18 6FK5 1 JRNL REVDAT 1 31-OCT-18 6FK5 0 JRNL AUTH J.SILHAN,Q.ZHAO,E.BOURA,H.THOMSON,A.FORSTER,C.M.TANG, JRNL AUTH 2 P.S.FREEMONT,G.S.BALDWIN JRNL TITL STRUCTURAL BASIS FOR RECOGNITION AND REPAIR OF THE JRNL TITL 2 3'-PHOSPHATE BY NEXO, A BASE EXCISION DNA REPAIR NUCLEASE JRNL TITL 3 FROM NEISSERIA MENINGITIDIS. JRNL REF NUCLEIC ACIDS RES. V. 46 11980 2018 JRNL REFN ESSN 1362-4962 JRNL PMID 30329088 JRNL DOI 10.1093/NAR/GKY934 REMARK 2 REMARK 2 RESOLUTION. 2.02 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (1.10_2155: ???) REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.02 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 50.43 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.4 REMARK 3 NUMBER OF REFLECTIONS : 35681 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.232 REMARK 3 R VALUE (WORKING SET) : 0.230 REMARK 3 FREE R VALUE : 0.258 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.990 REMARK 3 FREE R VALUE TEST SET COUNT : 1780 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 54.6815 - 4.7160 1.00 2911 145 0.1692 0.1916 REMARK 3 2 4.7160 - 3.7435 1.00 2691 156 0.1771 0.2213 REMARK 3 3 3.7435 - 3.2704 1.00 2633 140 0.2155 0.2437 REMARK 3 4 3.2704 - 2.9714 1.00 2651 135 0.2573 0.3160 REMARK 3 5 2.9714 - 2.7584 1.00 2588 153 0.2774 0.2866 REMARK 3 6 2.7584 - 2.5958 0.99 2585 137 0.2901 0.3123 REMARK 3 7 2.5958 - 2.4658 1.00 2577 121 0.2929 0.2875 REMARK 3 8 2.4658 - 2.3585 1.00 2570 126 0.3012 0.3108 REMARK 3 9 2.3585 - 2.2677 0.99 2555 136 0.3043 0.3223 REMARK 3 10 2.2677 - 2.1894 0.98 2512 139 0.3209 0.3092 REMARK 3 11 2.1894 - 2.1210 0.99 2574 134 0.3250 0.3302 REMARK 3 12 2.1210 - 2.0603 0.99 2532 133 0.3450 0.3232 REMARK 3 13 2.0603 - 2.0061 0.98 2522 125 0.3783 0.3992 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : NULL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.220 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 32.060 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 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.005 2429 REMARK 3 ANGLE : 0.874 3363 REMARK 3 CHIRALITY : 0.069 368 REMARK 3 PLANARITY : 0.005 388 REMARK 3 DIHEDRAL : 18.323 1392 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 6FK5 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 24-JAN-18. REMARK 100 THE DEPOSITION ID IS D_1200008492. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 08-FEB-13 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.6 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : DIAMOND REMARK 200 BEAMLINE : I24 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.96860 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XDS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 35871 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.020 REMARK 200 RESOLUTION RANGE LOW (A) : 50.430 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.0 REMARK 200 DATA REDUNDANCY : 2.000 REMARK 200 R MERGE (I) : 0.04110 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 7.4000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.02 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.08 REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.31410 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER REMARK 200 STARTING MODEL: 2JC4 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 66.17 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.64 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 100 MM IMIDAZOLE PH = 6.6, 55 MM REMARK 280 (NH4)2SO4, 10% (W/V) PEG 8000, 16 - 19 % (V/V) MPD, 2 MM MGCL2, REMARK 280 PH 6.6, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 277K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -Y+1/2,X+1/2,Z+3/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+1/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+3/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+1/4 REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-Z+1/2 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 146.13000 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 29.47000 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 29.47000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 219.19500 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 29.47000 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 29.47000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 73.06500 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 29.47000 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 29.47000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 219.19500 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 29.47000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 29.47000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 73.06500 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 146.13000 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 1890 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 12490 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -28.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, 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 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 541 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 GLY A -1 REMARK 465 DA B 1 REMARK 465 DT B 2 REMARK 465 DG B 3 REMARK 465 DG B 4 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 DA B 18 C5' C4' O4' C3' O3' C2' C1' REMARK 470 DA B 18 N9 C8 N7 C5 C6 N6 N1 REMARK 470 DA B 18 C2 N3 C4 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 RES CSSEQI ATM2 DEVIATION REMARK 500 DA B 16 O3' DG B 17 P -0.072 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 ASN A 9 87.59 55.22 REMARK 500 SER A 10 101.66 72.47 REMARK 500 ASN A 25 66.46 36.07 REMARK 500 THR A 61 -40.10 77.17 REMARK 500 ASN A 63 -145.33 56.22 REMARK 500 GLU A 110 -70.15 62.67 REMARK 500 TYR A 157 -9.60 -56.97 REMARK 500 ASP A 158 89.00 -165.63 REMARK 500 HIS A 167 -23.22 83.39 REMARK 500 ASP A 186 96.74 -67.58 REMARK 500 ARG A 243 67.40 34.54 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 301 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 34 OE2 REMARK 620 2 HOH A 502 O 75.7 REMARK 620 3 HOH B 106 O 137.7 62.0 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 301 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue MG A 302 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue MPD A 303 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 6FK4 RELATED DB: PDB DBREF1 6FK5 A 1 256 UNP A0A0A8F5K9_NEIME DBREF2 6FK5 A A0A0A8F5K9 1 256 DBREF 6FK5 B 1 18 PDB 6FK5 6FK5 1 18 SEQADV 6FK5 GLY A -1 UNP A0A0A8F5K EXPRESSION TAG SEQADV 6FK5 ALA A 0 UNP A0A0A8F5K EXPRESSION TAG SEQADV 6FK5 ASN A 146 UNP A0A0A8F5K ASP 146 CONFLICT SEQRES 1 A 258 GLY ALA MET LYS ILE THR THR TRP ASN VAL ASN SER LEU SEQRES 2 A 258 ASN VAL ARG LEU PRO GLN VAL GLN ASN LEU LEU ALA ASP SEQRES 3 A 258 ASN PRO PRO ASP ILE LEU VAL LEU GLN GLU LEU LYS LEU SEQRES 4 A 258 ASP GLN ASP LYS PHE PRO ALA ALA ALA LEU GLN MET MET SEQRES 5 A 258 GLY TRP HIS CYS VAL TRP SER GLY GLN LYS THR TYR ASN SEQRES 6 A 258 GLY VAL ALA ILE VAL SER ARG SER VAL PRO GLN ASP VAL SEQRES 7 A 258 HIS PHE GLY LEU PRO ALA LEU PRO ASP ASP PRO GLN ARG SEQRES 8 A 258 ARG VAL ILE ALA ALA THR VAL SER GLY VAL ARG VAL ILE SEQRES 9 A 258 ASN VAL TYR CYS VAL ASN GLY GLU ALA LEU ASP SER PRO SEQRES 10 A 258 LYS PHE LYS TYR LYS GLU GLN TRP PHE ALA ALA LEU THR SEQRES 11 A 258 GLU PHE VAL ARG ASP GLU MET THR ARG HIS GLY LYS LEU SEQRES 12 A 258 VAL LEU LEU GLY ASN PHE ASN ILE ALA PRO ALA ASP ALA SEQRES 13 A 258 ASP CYS TYR ASP PRO GLU LYS TRP HIS GLU LYS ILE HIS SEQRES 14 A 258 CYS SER SER VAL GLU ARG GLN TRP PHE GLN ASN LEU LEU SEQRES 15 A 258 ASP LEU GLY LEU THR ASP SER LEU ARG GLN VAL HIS PRO SEQRES 16 A 258 GLU GLY ALA PHE TYR THR TRP PHE ASP TYR ARG GLY ALA SEQRES 17 A 258 MET PHE GLN ARG LYS LEU GLY LEU ARG ILE ASP HIS ILE SEQRES 18 A 258 LEU VAL SER PRO ALA MET ALA ALA ALA LEU LYS ASP VAL SEQRES 19 A 258 ARG VAL ASP LEU GLU THR ARG ALA LEU GLU ARG PRO SER SEQRES 20 A 258 ASP HIS ALA PRO VAL THR ALA GLU PHE ASP TRP SEQRES 1 B 18 DA DT DG DG DC DT DA DG DC DG DA DA DG SEQRES 2 B 18 DC DT DA DG DA HET MG A 301 1 HET MG A 302 1 HET MPD A 303 8 HETNAM MG MAGNESIUM ION HETNAM MPD (4S)-2-METHYL-2,4-PENTANEDIOL FORMUL 3 MG 2(MG 2+) FORMUL 5 MPD C6 H14 O2 FORMUL 6 HOH *154(H2 O) HELIX 1 AA1 SER A 10 ASP A 24 1 15 HELIX 2 AA2 ASP A 38 PHE A 42 5 5 HELIX 3 AA3 PRO A 43 MET A 50 1 8 HELIX 4 AA4 SER A 114 THR A 136 1 23 HELIX 5 AA5 ALA A 152 CYS A 156 5 5 HELIX 6 AA6 SER A 169 ASP A 181 1 13 HELIX 7 AA7 SER A 187 HIS A 192 1 6 HELIX 8 AA8 TYR A 203 MET A 207 5 5 HELIX 9 AA9 SER A 222 ALA A 228 1 7 HELIX 10 AB1 ASP A 235 ALA A 240 1 6 SHEET 1 AA1 6 HIS A 53 SER A 57 0 SHEET 2 AA1 6 VAL A 65 SER A 69 -1 O SER A 69 N HIS A 53 SHEET 3 AA1 6 ILE A 29 GLN A 33 -1 N LEU A 30 O VAL A 68 SHEET 4 AA1 6 MET A 1 ASN A 7 1 N THR A 4 O ILE A 29 SHEET 5 AA1 6 VAL A 250 PHE A 254 -1 O PHE A 254 N MET A 1 SHEET 6 AA1 6 LEU A 229 VAL A 234 -1 N LYS A 230 O GLU A 253 SHEET 1 AA2 6 GLN A 74 PHE A 78 0 SHEET 2 AA2 6 VAL A 91 VAL A 96 -1 O THR A 95 N GLN A 74 SHEET 3 AA2 6 VAL A 99 TYR A 105 -1 O ASN A 103 N ILE A 92 SHEET 4 AA2 6 LEU A 141 ASN A 146 1 O VAL A 142 N ARG A 100 SHEET 5 AA2 6 ASP A 217 VAL A 221 -1 O LEU A 220 N LEU A 143 SHEET 6 AA2 6 THR A 185 ASP A 186 -1 N THR A 185 O VAL A 221 LINK OE2 GLU A 34 MG MG A 301 1555 1555 2.72 LINK MG MG A 301 O HOH A 502 1555 1555 2.40 LINK MG MG A 301 O HOH B 106 1555 1555 2.84 LINK MG MG A 302 O HOH A 509 1555 1555 2.03 SITE 1 AC1 6 ASN A 9 GLU A 34 ASP A 246 HOH A 502 SITE 2 AC1 6 DA B 18 HOH B 106 SITE 1 AC2 2 ASP A 153 HOH A 509 SITE 1 AC3 4 GLN A 39 HIS A 53 SER A 57 HOH A 402 CRYST1 58.940 58.940 292.260 90.00 90.00 90.00 P 43 21 2 8 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 0.016966 0.000000 0.000000 0.00000 SCALE2 0.000000 0.016966 0.000000 0.00000 SCALE3 0.000000 0.000000 0.003422 0.00000