HEADER DNA BINDING PROTEIN 17-JUN-25 9P51 TITLE CRYSTAL STRUCTURE OF MLH1-CTD WITH CHDI-00915848 COMPND MOL_ID: 1; COMPND 2 MOLECULE: DNA MISMATCH REPAIR PROTEIN MLH1; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: MUTL PROTEIN HOMOLOG 1; COMPND 5 ENGINEERED: YES; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: CYS-GLN-ALA-VAL-ARG-SER-LYS-TYR-PHE-GLN-CYS; COMPND 8 CHAIN: C, D; COMPND 9 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: MLH1, COCA2; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 MOL_ID: 2; SOURCE 9 SYNTHETIC: YES; SOURCE 10 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 11 ORGANISM_TAXID: 9606 KEYWDS MLH1, MISMATCH REPAIR, DNA REPAIR, DNA BINDING PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR G.ZHU,M.KOSZELAK-ROSENBLUM REVDAT 1 24-JUN-26 9P51 0 JRNL AUTH T.S.HAQUE,F.ORVIETO,S.TOMASELLI,L.TURCANO,D.DE SIMONE, JRNL AUTH 2 A.FRANCONE,M.MICAELLI,S.MOVETTI,V.PIACENTI,L.GAMBINI,C.ALLI, JRNL AUTH 3 V.FODALE,E.BIANCHI,C.TONIATTI,D.KAWAHARA,S.GHOSH, JRNL AUTH 4 M.KOSZELAK-ROSENBLUM,G.ZHU,S.KINTZEL,D.WILLIAMS,J.LAROCQUE, JRNL AUTH 5 G.THIEULIN-PARDO,M.THOMSEN,C.DOMINGUEZ,R.R.IYER,M.FINLEY, JRNL AUTH 6 D.FELSENFELD,J.BOUDET,E.MONTEAGUDO,T.F.VOGT,B.C.PRASAD JRNL TITL CYCLIC PEPTIDE INHIBITORS OF THE MLH1-MSH3 INTERACTION AS A JRNL TITL 2 POTENTIAL THERAPEUTIC STRATEGY FOR HUNTINGTON'S DISEASE JRNL REF CHEMRXIV V.2026 JRNL REFN ISSN 2573-2293 JRNL DOI 10.26434/CHEMRXIV.15000289/V2 REMARK 2 REMARK 2 RESOLUTION. 2.25 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.8.0411 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.25 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 35.75 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 3 NUMBER OF REFLECTIONS : 29909 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : FREE R-VALUE REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING + TEST SET) : NULL REMARK 3 R VALUE (WORKING SET) : 0.199 REMARK 3 FREE R VALUE : 0.219 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.176 REMARK 3 FREE R VALUE TEST SET COUNT : 1548 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) : 2.25 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.31 REMARK 3 REFLECTION IN BIN (WORKING SET) : 2044 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.86 REMARK 3 BIN R VALUE (WORKING SET) : 0.3560 REMARK 3 BIN FREE R VALUE SET COUNT : 121 REMARK 3 BIN FREE R VALUE : 0.3260 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 4171 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 116 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 60.76 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -1.10000 REMARK 3 B22 (A**2) : -2.34000 REMARK 3 B33 (A**2) : 3.44000 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): 0.283 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.195 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.207 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 18.859 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.965 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.954 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 4280 ; 0.003 ; 0.012 REMARK 3 BOND LENGTHS OTHERS (A): 4029 ; 0.001 ; 0.016 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 5804 ; 0.924 ; 1.640 REMARK 3 BOND ANGLES OTHERS (DEGREES): 9319 ; 0.312 ; 1.564 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 510 ; 6.267 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 16 ; 5.356 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 759 ;16.029 ;10.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): NULL ; NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 638 ; 0.044 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 4874 ; 0.003 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 950 ; 0.001 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 834 ; 0.205 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): 74 ; 0.176 ; 0.200 REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 2084 ; 0.178 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 134 ; 0.143 ; 0.200 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): 2046 ; 1.961 ; 4.801 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): 2046 ; 1.959 ; 4.801 REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 2548 ; 3.253 ; 8.611 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): 2549 ; 3.252 ; 8.614 REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 2234 ; 2.288 ; 5.041 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): 2235 ; 2.287 ; 5.044 REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 3254 ; 3.922 ; 9.162 REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): 3255 ; 3.922 ; 9.165 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): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL 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 : 2 REMARK 3 REMARK 3 TLS GROUP : 1 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : A 497 A 751 REMARK 3 ORIGIN FOR THE GROUP (A): 39.4263 45.7620 8.8052 REMARK 3 T TENSOR REMARK 3 T11: 0.1476 T22: 0.2002 REMARK 3 T33: 0.0073 T12: 0.0220 REMARK 3 T13: 0.0015 T23: -0.0238 REMARK 3 L TENSOR REMARK 3 L11: 1.3733 L22: 0.6569 REMARK 3 L33: 0.6224 L12: 0.0960 REMARK 3 L13: 0.5511 L23: -0.4660 REMARK 3 S TENSOR REMARK 3 S11: 0.0198 S12: 0.0499 S13: -0.0811 REMARK 3 S21: -0.0315 S22: 0.0081 S23: -0.0154 REMARK 3 S31: 0.0699 S32: 0.0346 S33: -0.0279 REMARK 3 REMARK 3 TLS GROUP : 2 REMARK 3 NUMBER OF COMPONENTS GROUP : 0 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 ORIGIN FOR THE GROUP (A): 9.1712 16.9879 29.3411 REMARK 3 T TENSOR REMARK 3 T11: 0.1347 T22: 0.1583 REMARK 3 T33: 0.1376 T12: 0.0256 REMARK 3 T13: 0.0161 T23: -0.0742 REMARK 3 L TENSOR REMARK 3 L11: 1.0470 L22: 1.3388 REMARK 3 L33: 0.0629 L12: -0.7324 REMARK 3 L13: -0.0723 L23: 0.1644 REMARK 3 S TENSOR REMARK 3 S11: -0.1085 S12: 0.0861 S13: 0.0441 REMARK 3 S21: 0.1458 S22: 0.0945 S23: -0.2488 REMARK 3 S31: 0.0214 S32: -0.0546 S33: 0.0141 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK BULK SOLVENT 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 THEIR REMARK 3 RIDING POSITIONS REMARK 4 REMARK 4 9P51 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 18-JUN-25. REMARK 100 THE DEPOSITION ID IS D_1000297179. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 06-APR-23 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 23-ID-B REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.033167 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS EIGER X 16M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : AIMLESS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 29972 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.250 REMARK 200 RESOLUTION RANGE LOW (A) : 36.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : 6.600 REMARK 200 R MERGE (I) : 0.11400 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 9.8000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.25 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.31 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 2.30200 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 0.800 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: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 50.17 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.47 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 25% PEG 8K, 200 MM SODIUM ACETATE, 85 REMARK 280 MM SODIUM CACODYLATE PH 6.5 AND 12% GLYCEROL, VAPOR DIFFUSION, REMARK 280 HANGING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z REMARK 290 3555 -X+1/2,Y+1/2,-Z 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 0.00000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 30.53000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 112.78500 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 30.53000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 112.78500 REMARK 290 SMTRY3 4 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 920 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 13620 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -4.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, C 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 790 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 12960 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -5.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: B, 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 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 B 836 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 495 REMARK 465 SER A 496 REMARK 465 GLU A 703 REMARK 465 VAL A 704 REMARK 465 PRO A 705 REMARK 465 GLY A 706 REMARK 465 SER A 707 REMARK 465 ILE A 708 REMARK 465 PRO A 709 REMARK 465 GLY B 495 REMARK 465 SER B 496 REMARK 465 GLN B 700 REMARK 465 GLN B 701 REMARK 465 SER B 702 REMARK 465 GLU B 703 REMARK 465 VAL B 704 REMARK 465 PRO B 705 REMARK 465 GLY B 706 REMARK 465 SER B 707 REMARK 465 ILE B 708 REMARK 465 PRO B 709 REMARK 465 CYS D 1 REMARK 465 GLN D 2 REMARK 465 CYS D 11 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 THR A 545 -7.90 79.76 REMARK 500 PHE A 568 124.88 -38.23 REMARK 500 GLN A 701 -109.45 64.34 REMARK 500 SER A 726 -2.24 -142.24 REMARK 500 GLU A 736 -4.02 -143.03 REMARK 500 PHE B 568 126.67 -38.96 REMARK 500 REMARK 500 REMARK: NULL DBREF 9P51 A 498 751 UNP P40692 MLH1_HUMAN 498 751 DBREF 9P51 B 498 751 UNP P40692 MLH1_HUMAN 498 751 DBREF 9P51 C 1 11 PDB 9P51 9P51 1 11 DBREF 9P51 D 1 11 PDB 9P51 9P51 1 11 SEQADV 9P51 GLY A 495 UNP P40692 EXPRESSION TAG SEQADV 9P51 SER A 496 UNP P40692 EXPRESSION TAG SEQADV 9P51 GLY A 497 UNP P40692 EXPRESSION TAG SEQADV 9P51 GLY B 495 UNP P40692 EXPRESSION TAG SEQADV 9P51 SER B 496 UNP P40692 EXPRESSION TAG SEQADV 9P51 GLY B 497 UNP P40692 EXPRESSION TAG SEQRES 1 A 257 GLY SER GLY ARG ARG ILE ILE ASN LEU THR SER VAL LEU SEQRES 2 A 257 SER LEU GLN GLU GLU ILE ASN GLU GLN GLY HIS GLU VAL SEQRES 3 A 257 LEU ARG GLU MET LEU HIS ASN HIS SER PHE VAL GLY CYS SEQRES 4 A 257 VAL ASN PRO GLN TRP ALA LEU ALA GLN HIS GLN THR LYS SEQRES 5 A 257 LEU TYR LEU LEU ASN THR THR LYS LEU SER GLU GLU LEU SEQRES 6 A 257 PHE TYR GLN ILE LEU ILE TYR ASP PHE ALA ASN PHE GLY SEQRES 7 A 257 VAL LEU ARG LEU SER GLU PRO ALA PRO LEU PHE ASP LEU SEQRES 8 A 257 ALA MET LEU ALA LEU ASP SER PRO GLU SER GLY TRP THR SEQRES 9 A 257 GLU GLU ASP GLY PRO LYS GLU GLY LEU ALA GLU TYR ILE SEQRES 10 A 257 VAL GLU PHE LEU LYS LYS LYS ALA GLU MET LEU ALA ASP SEQRES 11 A 257 TYR PHE SER LEU GLU ILE ASP GLU GLU GLY ASN LEU ILE SEQRES 12 A 257 GLY LEU PRO LEU LEU ILE ASP ASN TYR VAL PRO PRO LEU SEQRES 13 A 257 GLU GLY LEU PRO ILE PHE ILE LEU ARG LEU ALA THR GLU SEQRES 14 A 257 VAL ASN TRP ASP GLU GLU LYS GLU CYS PHE GLU SER LEU SEQRES 15 A 257 SER LYS GLU CYS ALA MET PHE TYR SER ILE ARG LYS GLN SEQRES 16 A 257 TYR ILE SER GLU GLU SER THR LEU SER GLY GLN GLN SER SEQRES 17 A 257 GLU VAL PRO GLY SER ILE PRO ASN SER TRP LYS TRP THR SEQRES 18 A 257 VAL GLU HIS ILE VAL TYR LYS ALA LEU ARG SER HIS ILE SEQRES 19 A 257 LEU PRO PRO LYS HIS PHE THR GLU ASP GLY ASN ILE LEU SEQRES 20 A 257 GLN LEU ALA ASN LEU PRO ASP LEU TYR LYS SEQRES 1 B 257 GLY SER GLY ARG ARG ILE ILE ASN LEU THR SER VAL LEU SEQRES 2 B 257 SER LEU GLN GLU GLU ILE ASN GLU GLN GLY HIS GLU VAL SEQRES 3 B 257 LEU ARG GLU MET LEU HIS ASN HIS SER PHE VAL GLY CYS SEQRES 4 B 257 VAL ASN PRO GLN TRP ALA LEU ALA GLN HIS GLN THR LYS SEQRES 5 B 257 LEU TYR LEU LEU ASN THR THR LYS LEU SER GLU GLU LEU SEQRES 6 B 257 PHE TYR GLN ILE LEU ILE TYR ASP PHE ALA ASN PHE GLY SEQRES 7 B 257 VAL LEU ARG LEU SER GLU PRO ALA PRO LEU PHE ASP LEU SEQRES 8 B 257 ALA MET LEU ALA LEU ASP SER PRO GLU SER GLY TRP THR SEQRES 9 B 257 GLU GLU ASP GLY PRO LYS GLU GLY LEU ALA GLU TYR ILE SEQRES 10 B 257 VAL GLU PHE LEU LYS LYS LYS ALA GLU MET LEU ALA ASP SEQRES 11 B 257 TYR PHE SER LEU GLU ILE ASP GLU GLU GLY ASN LEU ILE SEQRES 12 B 257 GLY LEU PRO LEU LEU ILE ASP ASN TYR VAL PRO PRO LEU SEQRES 13 B 257 GLU GLY LEU PRO ILE PHE ILE LEU ARG LEU ALA THR GLU SEQRES 14 B 257 VAL ASN TRP ASP GLU GLU LYS GLU CYS PHE GLU SER LEU SEQRES 15 B 257 SER LYS GLU CYS ALA MET PHE TYR SER ILE ARG LYS GLN SEQRES 16 B 257 TYR ILE SER GLU GLU SER THR LEU SER GLY GLN GLN SER SEQRES 17 B 257 GLU VAL PRO GLY SER ILE PRO ASN SER TRP LYS TRP THR SEQRES 18 B 257 VAL GLU HIS ILE VAL TYR LYS ALA LEU ARG SER HIS ILE SEQRES 19 B 257 LEU PRO PRO LYS HIS PHE THR GLU ASP GLY ASN ILE LEU SEQRES 20 B 257 GLN LEU ALA ASN LEU PRO ASP LEU TYR LYS SEQRES 1 C 11 CYS GLN ALA VAL ARG SER LYS TYR PHE GLN CYS SEQRES 1 D 11 CYS GLN ALA VAL ARG SER LYS TYR PHE GLN CYS FORMUL 5 HOH *116(H2 O) HELIX 1 AA1 LEU A 503 GLN A 516 1 14 HELIX 2 AA2 HIS A 518 ASN A 527 1 10 HELIX 3 AA3 THR A 552 ASP A 567 1 16 HELIX 4 AA4 LEU A 582 SER A 592 1 11 HELIX 5 AA5 PRO A 593 GLY A 596 5 4 HELIX 6 AA6 THR A 598 GLY A 602 5 5 HELIX 7 AA7 PRO A 603 LYS A 617 1 15 HELIX 8 AA8 LYS A 618 SER A 627 1 10 HELIX 9 AA9 PRO A 649 GLU A 651 5 3 HELIX 10 AB1 GLY A 652 VAL A 664 1 13 HELIX 11 AB2 GLU A 668 SER A 685 1 18 HELIX 12 AB3 ARG A 687 ILE A 691 5 5 HELIX 13 AB4 SER A 711 ILE A 719 1 9 HELIX 14 AB5 ILE A 719 LEU A 724 1 6 HELIX 15 AB6 PRO A 731 GLU A 736 5 6 HELIX 16 AB7 LEU B 503 GLY B 517 1 15 HELIX 17 AB8 HIS B 518 ASN B 527 1 10 HELIX 18 AB9 THR B 552 ASP B 567 1 16 HELIX 19 AC1 LEU B 582 SER B 592 1 11 HELIX 20 AC2 PRO B 593 GLY B 596 5 4 HELIX 21 AC3 THR B 598 GLY B 602 5 5 HELIX 22 AC4 PRO B 603 SER B 627 1 25 HELIX 23 AC5 PRO B 649 GLU B 651 5 3 HELIX 24 AC6 GLY B 652 GLU B 663 1 12 HELIX 25 AC7 GLU B 668 SER B 685 1 18 HELIX 26 AC8 ARG B 687 ILE B 691 5 5 HELIX 27 AC9 SER B 711 ILE B 719 1 9 HELIX 28 AD1 ILE B 719 LEU B 724 1 6 HELIX 29 AD2 PRO B 731 GLU B 736 5 6 SHEET 1 AA1 4 SER A 529 CYS A 533 0 SHEET 2 AA1 4 TRP A 538 HIS A 543 -1 O GLN A 542 N SER A 529 SHEET 3 AA1 4 LYS A 546 ASN A 551 -1 O TYR A 548 N ALA A 541 SHEET 4 AA1 4 ILE A 740 GLN A 742 -1 O LEU A 741 N LEU A 549 SHEET 1 AA2 3 GLY A 572 PRO A 581 0 SHEET 2 AA2 3 ASN A 635 LEU A 641 -1 O LEU A 639 N LEU A 574 SHEET 3 AA2 3 GLU A 629 ILE A 630 -1 N GLU A 629 O ILE A 637 SHEET 1 AA3 4 SER B 529 CYS B 533 0 SHEET 2 AA3 4 TRP B 538 HIS B 543 -1 O GLN B 542 N SER B 529 SHEET 3 AA3 4 LYS B 546 ASN B 551 -1 O TYR B 548 N ALA B 541 SHEET 4 AA3 4 ILE B 740 GLN B 742 -1 O LEU B 741 N LEU B 549 SHEET 1 AA4 3 GLY B 572 PRO B 581 0 SHEET 2 AA4 3 ASN B 635 LEU B 641 -1 O LEU B 639 N LEU B 574 SHEET 3 AA4 3 GLU B 629 ILE B 630 -1 N GLU B 629 O ILE B 637 SSBOND 1 CYS C 1 CYS C 11 1555 1555 2.03 CRYST1 61.060 225.570 44.090 90.00 90.00 90.00 P 21 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 0.016377 0.000000 0.000000 0.00000 SCALE2 0.000000 0.004433 0.000000 0.00000 SCALE3 0.000000 0.000000 0.022681 0.00000 CONECT 4026 4111 CONECT 4111 4026 MASTER 349 0 0 29 14 0 0 6 4287 4 2 42 END