HEADER TRANSFERASE/DNA 25-APR-04 1T38 TITLE HUMAN O6-ALKYLGUANINE-DNA ALKYLTRANSFERASE BOUND TO DNA CONTAINING O6- TITLE 2 METHYLGUANINE COMPND MOL_ID: 1; COMPND 2 MOLECULE: 5'-D(*GP*CP*CP*AP*TP*GP*(6OG)P*CP*TP*AP*GP*TP*A)-3'; COMPND 3 CHAIN: B; COMPND 4 ENGINEERED: YES; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: 5'-D(*TP*AP*CP*TP*AP*GP*CP*CP*AP*TP*GP*GP*C)-3'; COMPND 7 CHAIN: C; COMPND 8 ENGINEERED: YES; COMPND 9 MOL_ID: 3; COMPND 10 MOLECULE: METHYLATED-DNA--PROTEIN-CYSTEINE METHYLTRANSFERASE; COMPND 11 CHAIN: A; COMPND 12 SYNONYM: 6-O-METHYLGUANINE-DNA METHYLTRANSFERASE; COMPND 13 EC: 2.1.1.63; COMPND 14 ENGINEERED: YES; COMPND 15 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 MOL_ID: 2; SOURCE 4 SYNTHETIC: YES; SOURCE 5 MOL_ID: 3; SOURCE 6 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 7 ORGANISM_COMMON: HUMAN; SOURCE 8 ORGANISM_TAXID: 9606; SOURCE 9 GENE: MGMT; SOURCE 10 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 11 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 12 EXPRESSION_SYSTEM_STRAIN: JM109; SOURCE 13 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 14 EXPRESSION_SYSTEM_PLASMID: PQE30 KEYWDS ALKYLTRANSFERASE, METHYLTRANSFERASE, DNA REPAIR, HELIX-TURN-HELIX, KEYWDS 2 TRANSFERASE-DNA COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR D.S.DANIELS,T.T.WOO,K.X.LUU,D.M.NOLL,N.D.CLARKE,A.E.PEGG,J.A.TAINER REVDAT 5 23-AUG-23 1T38 1 REMARK REVDAT 4 27-OCT-21 1T38 1 SEQADV LINK REVDAT 3 24-FEB-09 1T38 1 VERSN REVDAT 2 10-AUG-04 1T38 1 JRNL REVDAT 1 13-JUL-04 1T38 0 JRNL AUTH D.S.DANIELS,T.T.WOO,K.X.LUU,D.M.NOLL,N.D.CLARKE,A.E.PEGG, JRNL AUTH 2 J.A.TAINER JRNL TITL DNA BINDING AND NUCLEOTIDE FLIPPING BY THE HUMAN DNA REPAIR JRNL TITL 2 PROTEIN AGT. JRNL REF NAT.STRUCT.MOL.BIOL. V. 11 714 2004 JRNL REFN ISSN 1545-9993 JRNL PMID 15221026 JRNL DOI 10.1038/NSMB791 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH D.S.DANIELS,C.D.MOL,A.S.ARVAI,S.KANUGULA,A.E.PEGG,J.A.TAINER REMARK 1 TITL ACTIVE AND ALKYLATED HUMAN AGT STRUCTURES: A NOVEL ZINC REMARK 1 TITL 2 SITE, INHIBITOR AND EXTRAHELICAL BASE BINDING REMARK 1 REF EMBO J. V. 19 1719 2000 REMARK 1 REFN ISSN 0261-4189 REMARK 1 DOI 10.1093/EMBOJ/19.7.1719 REMARK 1 REFERENCE 2 REMARK 1 AUTH D.S.DANIELS,J.A.TAINER REMARK 1 TITL CONSERVED STRUCTURAL MOTIFS GOVERNING THE STOICHIOMETRIC REMARK 1 TITL 2 REPAIR OF ALKYLATED DNA BY O(6)-ALKYLGUANINE-DNA REMARK 1 TITL 3 ALKYLTRANSFERASE REMARK 1 REF MUTAT.RES. V. 460 151 2000 REMARK 1 REFN ISSN 0027-5107 REMARK 1 DOI 10.1016/S0921-8777(00)00024-0 REMARK 2 REMARK 2 RESOLUTION. 3.20 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.1 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) : 3.20 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 29.32 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 4747888.280 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 99.2 REMARK 3 NUMBER OF REFLECTIONS : 6201 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) : 0.261 REMARK 3 FREE R VALUE : 0.307 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.500 REMARK 3 FREE R VALUE TEST SET COUNT : 343 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.017 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) : 3.20 REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 974 REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 4.80 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 : 1167 REMARK 3 NUCLEIC ACID ATOMS : 528 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 2 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) : 0.45 REMARK 3 ESD FROM SIGMAA (A) : 0.71 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.61 REMARK 3 ESD FROM C-V SIGMAA (A) : 1.01 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.008 REMARK 3 BOND ANGLES (DEGREES) : 1.300 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 21.60 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.190 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : GROUP 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 : FLAT MODEL REMARK 3 KSOL : 0.21 REMARK 3 BSOL : 39.54 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.PARAM REMARK 3 PARAMETER FILE 2 : DNA-RNA.PARAM REMARK 3 PARAMETER FILE 3 : WATER.PARAM REMARK 3 PARAMETER FILE 4 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : DNA-RNA.TOP REMARK 3 TOPOLOGY FILE 3 : WATER.TOP REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1T38 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 29-APR-04. REMARK 100 THE DEPOSITION ID IS D_1000022255. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : 200 REMARK 200 PH : 7.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRL REMARK 200 BEAMLINE : BL9-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : NULL REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : CCP4 (SCALA) REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 6205 REMARK 200 RESOLUTION RANGE HIGH (A) : 3.200 REMARK 200 RESOLUTION RANGE LOW (A) : 46.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : NULL REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL 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: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: PDB ENTRY 1EH6 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 61.10 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.17 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 3000, TRIS, SODIUM CHLORIDE, REMARK 280 XYLITOL, CALCIUM ACETATE, PH 7.0, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 41 2 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 3555 -Y,X+1/2,Z+1/4 REMARK 290 4555 Y+1/2,-X,Z+3/4 REMARK 290 5555 -X+1/2,Y,-Z+3/4 REMARK 290 6555 X,-Y+1/2,-Z+1/4 REMARK 290 7555 Y+1/2,X+1/2,-Z+1/2 REMARK 290 8555 -Y,-X,-Z REMARK 290 9555 X+1/2,Y+1/2,Z+1/2 REMARK 290 10555 -X,-Y,Z REMARK 290 11555 -Y+1/2,X,Z+3/4 REMARK 290 12555 Y,-X+1/2,Z+1/4 REMARK 290 13555 -X,Y+1/2,-Z+1/4 REMARK 290 14555 X+1/2,-Y,-Z+3/4 REMARK 290 15555 Y,X,-Z REMARK 290 16555 -Y+1/2,-X+1/2,-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 57.84900 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 57.84900 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 53.38750 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 57.84900 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 26.69375 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 57.84900 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 80.08125 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 57.84900 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 80.08125 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 57.84900 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 26.69375 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 57.84900 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 57.84900 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 53.38750 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 0.00000 REMARK 290 SMTRY1 9 1.000000 0.000000 0.000000 57.84900 REMARK 290 SMTRY2 9 0.000000 1.000000 0.000000 57.84900 REMARK 290 SMTRY3 9 0.000000 0.000000 1.000000 53.38750 REMARK 290 SMTRY1 10 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 10 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 10 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 11 0.000000 -1.000000 0.000000 57.84900 REMARK 290 SMTRY2 11 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 11 0.000000 0.000000 1.000000 80.08125 REMARK 290 SMTRY1 12 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 12 -1.000000 0.000000 0.000000 57.84900 REMARK 290 SMTRY3 12 0.000000 0.000000 1.000000 26.69375 REMARK 290 SMTRY1 13 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 13 0.000000 1.000000 0.000000 57.84900 REMARK 290 SMTRY3 13 0.000000 0.000000 -1.000000 26.69375 REMARK 290 SMTRY1 14 1.000000 0.000000 0.000000 57.84900 REMARK 290 SMTRY2 14 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 14 0.000000 0.000000 -1.000000 80.08125 REMARK 290 SMTRY1 15 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 15 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 15 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 16 0.000000 -1.000000 0.000000 57.84900 REMARK 290 SMTRY2 16 -1.000000 0.000000 0.000000 57.84900 REMARK 290 SMTRY3 16 0.000000 0.000000 -1.000000 53.38750 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: TRIMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: B, C, 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 MET A -11 REMARK 465 ARG A -10 REMARK 465 GLY A -9 REMARK 465 SER A -8 REMARK 465 HIS A -7 REMARK 465 HIS A -6 REMARK 465 HIS A -5 REMARK 465 HIS A -4 REMARK 465 HIS A -3 REMARK 465 HIS A -2 REMARK 465 GLY A -1 REMARK 465 SER A 0 REMARK 465 MET A 1 REMARK 465 ASP A 2 REMARK 465 LYS A 3 REMARK 465 ASP A 4 REMARK 465 CYS A 5 REMARK 465 LYS A 36 REMARK 465 GLY A 37 REMARK 465 THR A 38 REMARK 465 SER A 39 REMARK 465 ALA A 40 REMARK 465 ALA A 41 REMARK 465 ASP A 42 REMARK 465 ALA A 43 REMARK 465 VAL A 44 REMARK 465 GLU A 45 REMARK 465 VAL A 46 REMARK 465 PRO A 47 REMARK 465 ALA A 48 REMARK 465 PRO A 49 REMARK 465 ALA A 50 REMARK 465 ALA A 51 REMARK 465 VAL A 52 REMARK 465 LEU A 53 REMARK 465 GLY A 54 REMARK 465 GLY A 55 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 LYS A 18 107.20 -48.64 REMARK 500 GLN A 72 55.00 -167.66 REMARK 500 HIS A 86 138.96 -32.01 REMARK 500 PRO A 87 1.78 -54.71 REMARK 500 PHE A 108 114.72 -22.61 REMARK 500 ALA A 126 37.41 -72.15 REMARK 500 ILE A 141 -67.12 85.45 REMARK 500 PRO A 144 97.20 -55.02 REMARK 500 SER A 152 4.08 -67.53 REMARK 500 SER A 159 -73.26 -36.18 REMARK 500 LEU A 162 -31.15 -32.15 REMARK 500 GLU A 172 37.69 -81.43 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1EH6 RELATED DB: PDB REMARK 900 NATIVE HUMAN AGT REMARK 900 RELATED ID: 1EH7 RELATED DB: PDB REMARK 900 METHYLATED HUMAN AGT REMARK 900 RELATED ID: 1EH8 RELATED DB: PDB REMARK 900 BENZYLATED HUMAN AGT REMARK 900 RELATED ID: 1T39 RELATED DB: PDB REMARK 900 HUMAN O6-ALKYLGUANINE-DNA ALKYLTRANSFERASE COVALENTLY CROSSLINKED REMARK 900 TO DNA DBREF 1T38 A 1 176 UNP P16455 MGMT_HUMAN 1 176 DBREF 1T38 B 1 13 PDB 1T38 1T38 1 13 DBREF 1T38 C 14 26 PDB 1T38 1T38 14 26 SEQADV 1T38 MET A -11 UNP P16455 EXPRESSION TAG SEQADV 1T38 ARG A -10 UNP P16455 EXPRESSION TAG SEQADV 1T38 GLY A -9 UNP P16455 EXPRESSION TAG SEQADV 1T38 SER A -8 UNP P16455 EXPRESSION TAG SEQADV 1T38 HIS A -7 UNP P16455 EXPRESSION TAG SEQADV 1T38 HIS A -6 UNP P16455 EXPRESSION TAG SEQADV 1T38 HIS A -5 UNP P16455 EXPRESSION TAG SEQADV 1T38 HIS A -4 UNP P16455 EXPRESSION TAG SEQADV 1T38 HIS A -3 UNP P16455 EXPRESSION TAG SEQADV 1T38 HIS A -2 UNP P16455 EXPRESSION TAG SEQADV 1T38 GLY A -1 UNP P16455 EXPRESSION TAG SEQADV 1T38 SER A 0 UNP P16455 EXPRESSION TAG SEQADV 1T38 SER A 145 UNP P16455 CYS 145 ENGINEERED MUTATION SEQRES 1 B 13 DG DC DC DA DT DG 6OG DC DT DA DG DT DA SEQRES 1 C 13 DT DA DC DT DA DG DC DC DA DT DG DG DC SEQRES 1 A 188 MET ARG GLY SER HIS HIS HIS HIS HIS HIS GLY SER MET SEQRES 2 A 188 ASP LYS ASP CYS GLU MET LYS ARG THR THR LEU ASP SER SEQRES 3 A 188 PRO LEU GLY LYS LEU GLU LEU SER GLY CYS GLU GLN GLY SEQRES 4 A 188 LEU HIS GLU ILE LYS LEU LEU GLY LYS GLY THR SER ALA SEQRES 5 A 188 ALA ASP ALA VAL GLU VAL PRO ALA PRO ALA ALA VAL LEU SEQRES 6 A 188 GLY GLY PRO GLU PRO LEU MET GLN CYS THR ALA TRP LEU SEQRES 7 A 188 ASN ALA TYR PHE HIS GLN PRO GLU ALA ILE GLU GLU PHE SEQRES 8 A 188 PRO VAL PRO ALA LEU HIS HIS PRO VAL PHE GLN GLN GLU SEQRES 9 A 188 SER PHE THR ARG GLN VAL LEU TRP LYS LEU LEU LYS VAL SEQRES 10 A 188 VAL LYS PHE GLY GLU VAL ILE SER TYR GLN GLN LEU ALA SEQRES 11 A 188 ALA LEU ALA GLY ASN PRO LYS ALA ALA ARG ALA VAL GLY SEQRES 12 A 188 GLY ALA MET ARG GLY ASN PRO VAL PRO ILE LEU ILE PRO SEQRES 13 A 188 SER HIS ARG VAL VAL CYS SER SER GLY ALA VAL GLY ASN SEQRES 14 A 188 TYR SER GLY GLY LEU ALA VAL LYS GLU TRP LEU LEU ALA SEQRES 15 A 188 HIS GLU GLY HIS ARG LEU MODRES 1T38 6OG B 7 DG 6-O-METHYL GUANOSINE-5'-MONOPHOSPHATE HET 6OG B 7 23 HETNAM 6OG 6-O-METHYL GUANOSINE-5'-MONOPHOSPHATE FORMUL 1 6OG C11 H16 N5 O7 P FORMUL 4 HOH *2(H2 O) HELIX 1 1 PRO A 56 GLN A 72 1 17 HELIX 2 2 PRO A 73 ILE A 76 5 4 HELIX 3 3 SER A 93 VAL A 106 1 14 HELIX 4 4 TYR A 114 GLY A 122 1 9 HELIX 5 5 ALA A 126 ASN A 137 1 12 HELIX 6 6 LEU A 162 GLU A 172 1 11 SHEET 1 A 3 LYS A 8 LEU A 12 0 SHEET 2 A 3 LEU A 19 CYS A 24 -1 O LEU A 19 N LEU A 12 SHEET 3 A 3 GLY A 27 LEU A 33 -1 O LYS A 32 N GLU A 20 SHEET 1 B 2 ILE A 112 SER A 113 0 SHEET 2 B 2 VAL A 148 VAL A 149 1 O VAL A 149 N ILE A 112 LINK O3' DG B 6 P 6OG B 7 1555 1555 1.60 LINK O3' 6OG B 7 P DC B 8 1555 1555 1.59 CRYST1 115.698 115.698 106.775 90.00 90.00 90.00 I 41 2 2 16 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 0.008643 0.000000 0.000000 0.00000 SCALE2 0.000000 0.008643 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009365 0.00000