HEADER RNA BINDING PROTEIN 15-OCT-25 9SZP TITLE CRYSTAL STRUCTURE OF THE HUMAN YTHDC2 YTH DOMAIN IN COMPLEX WITH M6A TITLE 2 DNA COMPND MOL_ID: 1; COMPND 2 MOLECULE: 3'-5' RNA HELICASE YTHDC2; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: YTH DOMAIN-CONTAINING PROTEIN 2,HYTHDC2; COMPND 5 EC: 3.6.4.13; COMPND 6 ENGINEERED: YES; COMPND 7 MOL_ID: 2; COMPND 8 MOLECULE: DNA (5'-D(*GP*GP*(6MA)P*CP*TP*A)-3'); COMPND 9 CHAIN: B; COMPND 10 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: YTHDC2; 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: DNA MOLECULE; SOURCE 11 ORGANISM_TAXID: 2853804 KEYWDS YTHDC2, DNA, M6A, RNA BINDING PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR R.K.BEDI,A.CAFLISCH REVDAT 1 01-APR-26 9SZP 0 JRNL AUTH R.K.BEDI,A.CAFLISCH JRNL TITL A DNA-BASED BINDING ASSAY FOR THE M 6 A-RNA READER PROTEINS. JRNL REF CHEMBIOCHEM V. 27 00897 2026 JRNL REFN ESSN 1439-7633 JRNL PMID 41863816 JRNL DOI 10.1002/CBIC.202500897 REMARK 2 REMARK 2 RESOLUTION. 1.58 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.21.2_5419 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 : GEOSTD + MONOMER LIBRARY + CDL V1.2 REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.58 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 34.20 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.350 REMARK 3 COMPLETENESS FOR RANGE (%) : 98.0 REMARK 3 NUMBER OF REFLECTIONS : 23718 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.201 REMARK 3 R VALUE (WORKING SET) : 0.199 REMARK 3 FREE R VALUE : 0.231 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.830 REMARK 3 FREE R VALUE TEST SET COUNT : 1146 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 34.2000 - 3.1600 1.00 3029 155 0.1822 0.1980 REMARK 3 2 3.1500 - 2.5100 1.00 2899 153 0.2064 0.2409 REMARK 3 3 2.5000 - 2.1900 1.00 2882 141 0.1955 0.2365 REMARK 3 4 2.1900 - 1.9900 1.00 2852 140 0.1888 0.2486 REMARK 3 5 1.9900 - 1.8500 1.00 2860 141 0.2044 0.2404 REMARK 3 6 1.8500 - 1.7400 1.00 2827 149 0.2058 0.2392 REMARK 3 7 1.7400 - 1.6500 0.98 2777 149 0.2397 0.2932 REMARK 3 8 1.6500 - 1.5800 0.86 2446 118 0.3165 0.3432 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.10 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) : 0.197 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 26.253 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 18.15 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 22.51 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 : 0.006 1292 REMARK 3 ANGLE : 0.860 1773 REMARK 3 CHIRALITY : 0.055 179 REMARK 3 PLANARITY : 0.015 207 REMARK 3 DIHEDRAL : 16.434 477 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 9SZP COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 15-OCT-25. REMARK 100 THE DEPOSITION ID IS D_1292151432. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 20-JUN-25 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : PETRA III, EMBL C/O DESY REMARK 200 BEAMLINE : P13 (MX1) REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.05965 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 : AUTOPROC REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 26232 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.500 REMARK 200 RESOLUTION RANGE LOW (A) : 63.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.7 REMARK 200 DATA REDUNDANCY : 20.00 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 7.7000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.50 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.63 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: PHASER REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 41.27 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.09 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 20% PEG 3350, 200 MM KNO3, VAPOR REMARK 280 DIFFUSION, HANGING DROP, TEMPERATURE 295K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 2 2 21 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 -X,Y,-Z+1/2 REMARK 290 4555 X,-Y,-Z REMARK 290 5555 X+1/2,Y+1/2,Z REMARK 290 6555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 7555 -X+1/2,Y+1/2,-Z+1/2 REMARK 290 8555 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 19.97550 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 19.97550 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 37.28500 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 57.73450 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 37.28500 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 57.73450 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 19.97550 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 37.28500 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 57.73450 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 19.97550 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 37.28500 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 57.73450 REMARK 290 SMTRY3 8 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 1580 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 7460 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: 3.0 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 A1514 LIES ON A SPECIAL POSITION. REMARK 375 HOH A1657 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 MET A 1264 REMARK 465 GLY A 1265 REMARK 465 SER A 1266 REMARK 465 SER A 1267 REMARK 465 HIS A 1268 REMARK 465 HIS A 1269 REMARK 465 HIS A 1270 REMARK 465 HIS A 1271 REMARK 465 HIS A 1272 REMARK 465 HIS A 1273 REMARK 465 SER A 1274 REMARK 465 GLN A 1275 REMARK 465 ASP A 1276 REMARK 465 PRO A 1277 REMARK 465 GLU A 1278 REMARK 465 ASN A 1279 REMARK 465 LEU A 1280 REMARK 465 TYR A 1281 REMARK 465 PHE A 1282 REMARK 465 GLN A 1283 REMARK 465 GLY A 1284 REMARK 465 ASN A 1285 REMARK 465 MET A 1286 REMARK 465 LEU A 1423 REMARK 465 GLY A 1424 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 LYS A1319 CE REMARK 470 ARG A1354 CG CD NE CZ NH1 NH2 REMARK 470 GLU A1355 CG CD OE1 OE2 REMARK 470 LYS A1370 CE NZ REMARK 470 DG B 1 O5' C5' 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 DG B 1 O4' - C1' - N9 ANGL. DEV. = 2.0 DEGREES 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 LYS A1356 68.76 -113.97 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 ARG A1347 0.12 SIDE CHAIN REMARK 500 REMARK 500 REMARK: NULL DBREF 9SZP A 1285 1424 UNP Q9H6S0 YTDC2_HUMAN 1285 1424 DBREF 9SZP B 1 6 PDB 9SZP 9SZP 1 6 SEQADV 9SZP MET A 1264 UNP Q9H6S0 INITIATING METHIONINE SEQADV 9SZP GLY A 1265 UNP Q9H6S0 EXPRESSION TAG SEQADV 9SZP SER A 1266 UNP Q9H6S0 EXPRESSION TAG SEQADV 9SZP SER A 1267 UNP Q9H6S0 EXPRESSION TAG SEQADV 9SZP HIS A 1268 UNP Q9H6S0 EXPRESSION TAG SEQADV 9SZP HIS A 1269 UNP Q9H6S0 EXPRESSION TAG SEQADV 9SZP HIS A 1270 UNP Q9H6S0 EXPRESSION TAG SEQADV 9SZP HIS A 1271 UNP Q9H6S0 EXPRESSION TAG SEQADV 9SZP HIS A 1272 UNP Q9H6S0 EXPRESSION TAG SEQADV 9SZP HIS A 1273 UNP Q9H6S0 EXPRESSION TAG SEQADV 9SZP SER A 1274 UNP Q9H6S0 EXPRESSION TAG SEQADV 9SZP GLN A 1275 UNP Q9H6S0 EXPRESSION TAG SEQADV 9SZP ASP A 1276 UNP Q9H6S0 EXPRESSION TAG SEQADV 9SZP PRO A 1277 UNP Q9H6S0 EXPRESSION TAG SEQADV 9SZP GLU A 1278 UNP Q9H6S0 EXPRESSION TAG SEQADV 9SZP ASN A 1279 UNP Q9H6S0 EXPRESSION TAG SEQADV 9SZP LEU A 1280 UNP Q9H6S0 EXPRESSION TAG SEQADV 9SZP TYR A 1281 UNP Q9H6S0 EXPRESSION TAG SEQADV 9SZP PHE A 1282 UNP Q9H6S0 EXPRESSION TAG SEQADV 9SZP GLN A 1283 UNP Q9H6S0 EXPRESSION TAG SEQADV 9SZP GLY A 1284 UNP Q9H6S0 EXPRESSION TAG SEQRES 1 A 161 MET GLY SER SER HIS HIS HIS HIS HIS HIS SER GLN ASP SEQRES 2 A 161 PRO GLU ASN LEU TYR PHE GLN GLY ASN MET PRO VAL ARG SEQRES 3 A 161 TYR PHE ILE MET LYS SER SER ASN LEU ARG ASN LEU GLU SEQRES 4 A 161 ILE SER GLN GLN LYS GLY ILE TRP SER THR THR PRO SER SEQRES 5 A 161 ASN GLU ARG LYS LEU ASN ARG ALA PHE TRP GLU SER SER SEQRES 6 A 161 ILE VAL TYR LEU VAL PHE SER VAL GLN GLY SER GLY HIS SEQRES 7 A 161 PHE GLN GLY PHE SER ARG MET SER SER GLU ILE GLY ARG SEQRES 8 A 161 GLU LYS SER GLN ASP TRP GLY SER ALA GLY LEU GLY GLY SEQRES 9 A 161 VAL PHE LYS VAL GLU TRP ILE ARG LYS GLU SER LEU PRO SEQRES 10 A 161 PHE GLN PHE ALA HIS HIS LEU LEU ASN PRO TRP ASN ASP SEQRES 11 A 161 ASN LYS LYS VAL GLN ILE SER ARG ASP GLY GLN GLU LEU SEQRES 12 A 161 GLU PRO LEU VAL GLY GLU GLN LEU LEU GLN LEU TRP GLU SEQRES 13 A 161 ARG LEU PRO LEU GLY SEQRES 1 B 6 DG DG 6MA DC DT DA HET 6MA B 3 22 HETNAM 6MA N6-METHYL-DEOXY-ADENOSINE-5'-MONOPHOSPHATE FORMUL 2 6MA C11 H16 N5 O6 P FORMUL 3 HOH *173(H2 O) HELIX 1 AA1 ASN A 1297 GLY A 1308 1 12 HELIX 2 AA2 THR A 1313 SER A 1327 1 15 HELIX 3 AA3 PHE A 1381 HIS A 1385 1 5 HELIX 4 AA4 ASN A 1389 ASP A 1393 5 5 HELIX 5 AA5 GLU A 1407 LEU A 1417 1 11 HELIX 6 AA6 TRP A 1418 LEU A 1421 5 4 SHEET 1 AA1 5 VAL A1288 SER A1295 0 SHEET 2 AA1 5 ILE A1329 VAL A1336 1 O VAL A1333 N PHE A1291 SHEET 3 AA1 5 HIS A1341 MET A1348 -1 O MET A1348 N VAL A1330 SHEET 4 AA1 5 PHE A1369 PRO A1380 -1 O LEU A1379 N PHE A1342 SHEET 5 AA1 5 ILE A1309 TRP A1310 -1 N TRP A1310 O PHE A1369 LINK O3' DG B 2 P 6MA B 3 1555 1555 1.60 LINK O3' 6MA B 3 P DC B 4 1555 1555 1.60 CRYST1 74.570 115.469 39.951 90.00 90.00 90.00 C 2 2 21 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 0.013410 0.000000 0.000000 0.00000 SCALE2 0.000000 0.008660 0.000000 0.00000 SCALE3 0.000000 0.000000 0.025031 0.00000 CONECT 1150 1164 CONECT 1164 1150 1165 1166 1167 CONECT 1165 1164 CONECT 1166 1164 CONECT 1167 1164 1168 CONECT 1168 1167 1169 CONECT 1169 1168 1170 1171 CONECT 1170 1169 1174 CONECT 1171 1169 1172 1173 CONECT 1172 1171 1186 CONECT 1173 1171 1174 CONECT 1174 1170 1173 1175 CONECT 1175 1174 1176 1183 CONECT 1176 1175 1177 CONECT 1177 1176 1178 CONECT 1178 1177 1179 1183 CONECT 1179 1178 1180 1184 CONECT 1180 1179 1181 CONECT 1181 1180 1182 CONECT 1182 1181 1183 CONECT 1183 1175 1178 1182 CONECT 1184 1179 1185 CONECT 1185 1184 CONECT 1186 1172 MASTER 320 0 1 6 5 0 0 6 1398 2 24 14 END