HEADER HYDROLASE/DNA 14-JAN-14 4OFH TITLE STRUCTURAL BASIS FOR THYMINE GLYCOSYLASE ACTIVITY ON T:O6-METHYLG TITLE 2 MISMATCH BY METHYL-CPG BINDING DOMAIN PROTEIN 4: IMPLICATIONS FOR TITLE 3 ROLES OF ARG468 IN MISMATCH RECOGNITION AND CATALYSIS COMPND MOL_ID: 1; COMPND 2 MOLECULE: METHYL-CPG-BINDING DOMAIN PROTEIN 4; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: CATALYTIC DOMAIN OF MBD4; COMPND 5 SYNONYM: METHYL-CPG-BINDING ENDONUCLEASE 1, METHYL-CPG-BINDING COMPND 6 PROTEIN MBD4, MISMATCH-SPECIFIC DNA N-GLYCOSYLASE; COMPND 7 EC: 3.2.2.-; COMPND 8 ENGINEERED: YES; COMPND 9 MUTATION: YES; COMPND 10 MOL_ID: 2; COMPND 11 MOLECULE: 12-MER DNA(T); COMPND 12 CHAIN: C; COMPND 13 ENGINEERED: YES; COMPND 14 MOL_ID: 3; COMPND 15 MOLECULE: 12-MER DNA(O6MEG); COMPND 16 CHAIN: D; COMPND 17 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: MBD4, MED1; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 511693; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET28A; SOURCE 11 MOL_ID: 2; SOURCE 12 SYNTHETIC: YES; SOURCE 13 OTHER_DETAILS: NATURE SUBSTRATE; SOURCE 14 MOL_ID: 3; SOURCE 15 SYNTHETIC: YES; SOURCE 16 OTHER_DETAILS: NATURE SUBSTRATE KEYWDS PROTEIN-DNA COMPLEX, MISMATCH, THYMINE GLYCOSYLASE, HYDROLASE-DNA KEYWDS 2 COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR H.OUZON-SHUBEITA,Y.-L.LIN,S.LEE REVDAT 2 20-SEP-23 4OFH 1 REMARK SEQADV LINK REVDAT 1 22-APR-15 4OFH 0 JRNL AUTH H.OUZON-SHUBEITA,Y.-L.LIN,S.LEE JRNL TITL STRUCTURE OF MBD4 BOUND TO O6MEG:T MISPAIR DNA JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 2.22 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.7.0029 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.22 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 38.83 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 94.5 REMARK 3 NUMBER OF REFLECTIONS : 11587 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 + TEST SET) : 0.188 REMARK 3 R VALUE (WORKING SET) : 0.186 REMARK 3 FREE R VALUE : 0.230 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.900 REMARK 3 FREE R VALUE TEST SET COUNT : 597 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.22 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.28 REMARK 3 REFLECTION IN BIN (WORKING SET) : 765 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 85.68 REMARK 3 BIN R VALUE (WORKING SET) : 0.2390 REMARK 3 BIN FREE R VALUE SET COUNT : 37 REMARK 3 BIN FREE R VALUE : 0.3260 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1202 REMARK 3 NUCLEIC ACID ATOMS : 488 REMARK 3 HETEROGEN ATOMS : 1 REMARK 3 SOLVENT ATOMS : 91 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 36.71 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -1.17000 REMARK 3 B22 (A**2) : 2.09000 REMARK 3 B33 (A**2) : -0.92000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.271 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.208 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.159 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 6.576 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.956 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.927 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1791 ; 0.013 ; 0.017 REMARK 3 BOND LENGTHS OTHERS (A): 1443 ; 0.001 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 2533 ; 1.485 ; 1.704 REMARK 3 BOND ANGLES OTHERS (DEGREES): 3342 ; 0.952 ; 3.000 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 140 ; 5.120 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 60 ;28.825 ;23.500 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 214 ;15.246 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 6 ;18.533 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 246 ; 0.082 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1652 ; 0.009 ; 0.021 REMARK 3 GENERAL PLANES OTHERS (A): 432 ; 0.001 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 563 ; 2.397 ; 3.256 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): 562 ; 2.398 ; 3.250 REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 702 ; 3.471 ; 4.873 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 1228 ; 3.784 ; 3.858 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): 3234 ; 4.125 ; 3.000 REMARK 3 SPHERICITY; FREE ATOMS (A**2): 23 ;33.774 ; 5.000 REMARK 3 SPHERICITY; BONDED ATOMS (A**2): 3202 ;21.540 ; 5.000 REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.20 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING REMARK 3 POSITIONS REMARK 4 REMARK 4 4OFH COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 28-JAN-14. REMARK 100 THE DEPOSITION ID IS D_1000084426. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 31-JAN-13 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ALS REMARK 200 BEAMLINE : 5.0.3 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97648 REMARK 200 MONOCHROMATOR : ASYMMETRIC CUT SINGLE CRYSTAL REMARK 200 SI(220) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315R REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 12909 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.220 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 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 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: MOLREP REMARK 200 STARTING MODEL: PDB ENTRY 4E9G REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 40.86 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.08 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 21% ETHYLENE GLYCOL, PH 8, VAPOR REMARK 280 DIFFUSION, HANGING DROP, TEMPERATURE 295K 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 20.49150 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 52.55000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 28.82000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 52.55000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 20.49150 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 28.82000 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: TRIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 4070 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 10190 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -23.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, C, D 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 389 REMARK 465 GLY A 390 REMARK 465 SER A 391 REMARK 465 SER A 392 REMARK 465 HIS A 393 REMARK 465 HIS A 394 REMARK 465 HIS A 395 REMARK 465 HIS A 396 REMARK 465 HIS A 397 REMARK 465 HIS A 398 REMARK 465 SER A 399 REMARK 465 SER A 400 REMARK 465 GLY A 401 REMARK 465 LEU A 402 REMARK 465 VAL A 403 REMARK 465 PRO A 404 REMARK 465 ARG A 405 REMARK 465 GLY A 406 REMARK 465 SER A 407 REMARK 465 HIS A 408 REMARK 465 MET A 409 REMARK 465 ALA A 410 REMARK 465 SER A 411 REMARK 465 MET A 412 REMARK 465 THR A 413 REMARK 465 GLY A 414 REMARK 465 GLY A 415 REMARK 465 GLN A 416 REMARK 465 GLN A 417 REMARK 465 MET A 418 REMARK 465 GLY A 419 REMARK 465 ARG A 420 REMARK 465 GLY A 421 REMARK 465 SER A 422 REMARK 465 GLU A 423 REMARK 465 PHE A 424 REMARK 465 MET A 425 REMARK 465 ALA A 426 REMARK 465 LEU A 427 REMARK 465 SER A 428 REMARK 465 PRO A 429 REMARK 465 PRO A 430 REMARK 465 ARG A 431 REMARK 465 ARG A 432 REMARK 465 LYS A 433 REMARK 465 ALA A 434 REMARK 465 PHE A 435 REMARK 465 LYS A 436 REMARK 465 LYS A 437 REMARK 465 LEU A 579 REMARK 465 SER A 580 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES 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,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) 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 ATM2 ATM3 REMARK 500 ARG A 492 NE - CZ - NH1 ANGL. DEV. = 3.7 DEGREES REMARK 500 ARG A 492 NE - CZ - NH2 ANGL. DEV. = -3.2 DEGREES 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 601 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ILE A 532 O REMARK 620 2 LEU A 534 O 103.7 REMARK 620 3 ILE A 537 O 93.1 94.0 REMARK 620 4 DA C 10 OP1 166.4 89.5 82.5 REMARK 620 5 HOH C 102 O 95.5 91.3 168.6 87.5 REMARK 620 6 HOH C 118 O 92.0 163.7 89.1 75.1 83.1 REMARK 620 N 1 2 3 4 5 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 601 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3IHO RELATED DB: PDB REMARK 900 RELATED ID: 4EA5 RELATED DB: PDB REMARK 900 RELATED ID: 4E9G RELATED DB: PDB REMARK 900 RELATED ID: 4E9E RELATED DB: PDB REMARK 900 RELATED ID: 4E9F RELATED DB: PDB REMARK 900 RELATED ID: 4EA4 RELATED DB: PDB REMARK 900 RELATED ID: 4OFA RELATED DB: PDB REMARK 900 RELATED ID: 4OFE RELATED DB: PDB DBREF 4OFH A 426 580 UNP O95243 MBD4_HUMAN 426 580 DBREF 4OFH C 1 12 PDB 4OFH 4OFH 1 12 DBREF 4OFH D 1 12 PDB 4OFH 4OFH 1 12 SEQADV 4OFH MET A 389 UNP O95243 EXPRESSION TAG SEQADV 4OFH GLY A 390 UNP O95243 EXPRESSION TAG SEQADV 4OFH SER A 391 UNP O95243 EXPRESSION TAG SEQADV 4OFH SER A 392 UNP O95243 EXPRESSION TAG SEQADV 4OFH HIS A 393 UNP O95243 EXPRESSION TAG SEQADV 4OFH HIS A 394 UNP O95243 EXPRESSION TAG SEQADV 4OFH HIS A 395 UNP O95243 EXPRESSION TAG SEQADV 4OFH HIS A 396 UNP O95243 EXPRESSION TAG SEQADV 4OFH HIS A 397 UNP O95243 EXPRESSION TAG SEQADV 4OFH HIS A 398 UNP O95243 EXPRESSION TAG SEQADV 4OFH SER A 399 UNP O95243 EXPRESSION TAG SEQADV 4OFH SER A 400 UNP O95243 EXPRESSION TAG SEQADV 4OFH GLY A 401 UNP O95243 EXPRESSION TAG SEQADV 4OFH LEU A 402 UNP O95243 EXPRESSION TAG SEQADV 4OFH VAL A 403 UNP O95243 EXPRESSION TAG SEQADV 4OFH PRO A 404 UNP O95243 EXPRESSION TAG SEQADV 4OFH ARG A 405 UNP O95243 EXPRESSION TAG SEQADV 4OFH GLY A 406 UNP O95243 EXPRESSION TAG SEQADV 4OFH SER A 407 UNP O95243 EXPRESSION TAG SEQADV 4OFH HIS A 408 UNP O95243 EXPRESSION TAG SEQADV 4OFH MET A 409 UNP O95243 EXPRESSION TAG SEQADV 4OFH ALA A 410 UNP O95243 EXPRESSION TAG SEQADV 4OFH SER A 411 UNP O95243 EXPRESSION TAG SEQADV 4OFH MET A 412 UNP O95243 EXPRESSION TAG SEQADV 4OFH THR A 413 UNP O95243 EXPRESSION TAG SEQADV 4OFH GLY A 414 UNP O95243 EXPRESSION TAG SEQADV 4OFH GLY A 415 UNP O95243 EXPRESSION TAG SEQADV 4OFH GLN A 416 UNP O95243 EXPRESSION TAG SEQADV 4OFH GLN A 417 UNP O95243 EXPRESSION TAG SEQADV 4OFH MET A 418 UNP O95243 EXPRESSION TAG SEQADV 4OFH GLY A 419 UNP O95243 EXPRESSION TAG SEQADV 4OFH ARG A 420 UNP O95243 EXPRESSION TAG SEQADV 4OFH GLY A 421 UNP O95243 EXPRESSION TAG SEQADV 4OFH SER A 422 UNP O95243 EXPRESSION TAG SEQADV 4OFH GLU A 423 UNP O95243 EXPRESSION TAG SEQADV 4OFH PHE A 424 UNP O95243 EXPRESSION TAG SEQADV 4OFH MET A 425 UNP O95243 EXPRESSION TAG SEQADV 4OFH ASN A 560 UNP O95243 ASP 560 ENGINEERED MUTATION SEQRES 1 A 192 MET GLY SER SER HIS HIS HIS HIS HIS HIS SER SER GLY SEQRES 2 A 192 LEU VAL PRO ARG GLY SER HIS MET ALA SER MET THR GLY SEQRES 3 A 192 GLY GLN GLN MET GLY ARG GLY SER GLU PHE MET ALA LEU SEQRES 4 A 192 SER PRO PRO ARG ARG LYS ALA PHE LYS LYS TRP THR PRO SEQRES 5 A 192 PRO ARG SER PRO PHE ASN LEU VAL GLN GLU THR LEU PHE SEQRES 6 A 192 HIS ASP PRO TRP LYS LEU LEU ILE ALA THR ILE PHE LEU SEQRES 7 A 192 ASN ARG THR SER GLY LYS MET ALA ILE PRO VAL LEU TRP SEQRES 8 A 192 LYS PHE LEU GLU LYS TYR PRO SER ALA GLU VAL ALA ARG SEQRES 9 A 192 THR ALA ASP TRP ARG ASP VAL SER GLU LEU LEU LYS PRO SEQRES 10 A 192 LEU GLY LEU TYR ASP LEU ARG ALA LYS THR ILE VAL LYS SEQRES 11 A 192 PHE SER ASP GLU TYR LEU THR LYS GLN TRP LYS TYR PRO SEQRES 12 A 192 ILE GLU LEU HIS GLY ILE GLY LYS TYR GLY ASN ASP SER SEQRES 13 A 192 TYR ARG ILE PHE CYS VAL ASN GLU TRP LYS GLN VAL HIS SEQRES 14 A 192 PRO GLU ASN HIS LYS LEU ASN LYS TYR HIS ASP TRP LEU SEQRES 15 A 192 TRP GLU ASN HIS GLU LYS LEU SER LEU SER SEQRES 1 C 12 DC DC DA DG DC DG DT DG DC DA DG DC SEQRES 1 D 12 DG DC DT DG DC 6OG DC DG DC DT DG DG MODRES 4OFH 6OG D 6 DG 6-O-METHYL GUANOSINE-5'-MONOPHOSPHATE HET 6OG D 6 23 HET MG A 601 1 HETNAM 6OG 6-O-METHYL GUANOSINE-5'-MONOPHOSPHATE HETNAM MG MAGNESIUM ION FORMUL 3 6OG C11 H16 N5 O7 P FORMUL 4 MG MG 2+ FORMUL 5 HOH *91(H2 O) HELIX 1 1 VAL A 448 PHE A 453 1 6 HELIX 2 2 ASP A 455 LEU A 466 1 12 HELIX 3 3 SER A 470 TYR A 485 1 16 HELIX 4 4 SER A 487 ARG A 492 1 6 HELIX 5 5 ASP A 495 LYS A 504 1 10 HELIX 6 6 PRO A 505 GLY A 507 5 3 HELIX 7 7 LEU A 508 LYS A 526 1 19 HELIX 8 8 TYR A 530 LEU A 534 5 5 HELIX 9 9 GLY A 538 CYS A 549 1 12 HELIX 10 10 GLU A 552 VAL A 556 5 5 HELIX 11 11 ASN A 560 SER A 578 1 19 LINK O3' DC D 5 P 6OG D 6 1555 1555 1.60 LINK O3' 6OG D 6 P DC D 7 1555 1555 1.67 LINK O ILE A 532 MG MG A 601 1555 1555 2.36 LINK O LEU A 534 MG MG A 601 1555 1555 2.29 LINK O ILE A 537 MG MG A 601 1555 1555 2.50 LINK MG MG A 601 OP1 DA C 10 1555 1555 2.63 LINK MG MG A 601 O HOH C 102 1555 1555 2.62 LINK MG MG A 601 O HOH C 118 1555 1555 2.42 SITE 1 AC1 6 ILE A 532 LEU A 534 ILE A 537 DA C 10 SITE 2 AC1 6 HOH C 102 HOH C 118 CRYST1 40.983 57.640 105.100 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 0.024400 0.000000 0.000000 0.00000 SCALE2 0.000000 0.017349 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009515 0.00000