HEADER TRANSFERASE/RNA 04-MAY-18 6DCC TITLE STRUCTURE OF METHYLPHOSPHATE CAPPING ENZYME METHYLTRANSFERASE DOMAIN TITLE 2 IN COMPLEX WITH 5' END OF 7SK RNA COMPND MOL_ID: 1; COMPND 2 MOLECULE: 7SK SNRNA METHYLPHOSPHATE CAPPING ENZYME; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: MEPCE,BICOID-INTERACTING PROTEIN 3 HOMOLOG,BIN3 HOMOLOG; COMPND 5 EC: 2.1.1.-; COMPND 6 ENGINEERED: YES; COMPND 7 MOL_ID: 2; COMPND 8 MOLECULE: HUMAN 7SK RNA STEM-LOOP 1 PROXIMAL METHYLATED; 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: MEPCE, BCDIN3; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET28A; SOURCE 11 MOL_ID: 2; SOURCE 12 SYNTHETIC: YES; SOURCE 13 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 14 ORGANISM_TAXID: 9606; SOURCE 15 OTHER_DETAILS: IN VITRO T7 POLYMERASE TRANSCIPTION FROM SYNTHETIC SOURCE 16 DNA TEMPLATE, 5' METHYLATED BY COCRYTALLIZATION WITH MEPCE AND SAM. KEYWDS RNA METHYL TRANSFERASE, MEPCE, 7SK RNA, TRANSFERASE-RNA COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR Y.YANG,C.EICHHORN,D.CASCIO,J.FEIGON REVDAT 5 11-OCT-23 6DCC 1 REMARK REVDAT 4 18-DEC-19 6DCC 1 REMARK REVDAT 3 30-JAN-19 6DCC 1 JRNL REVDAT 2 02-JAN-19 6DCC 1 JRNL REVDAT 1 19-DEC-18 6DCC 0 JRNL AUTH Y.YANG,C.D.EICHHORN,Y.WANG,D.CASCIO,J.FEIGON JRNL TITL STRUCTURAL BASIS OF 7SK RNA 5'-GAMMA-PHOSPHATE METHYLATION JRNL TITL 2 AND RETENTION BY MEPCE. JRNL REF NAT. CHEM. BIOL. V. 15 132 2019 JRNL REFN ESSN 1552-4469 JRNL PMID 30559425 JRNL DOI 10.1038/S41589-018-0188-Z REMARK 2 REMARK 2 RESOLUTION. 2.10 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 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 : ML REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.10 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 51.83 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 3 NUMBER OF REFLECTIONS : 37052 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.177 REMARK 3 R VALUE (WORKING SET) : 0.175 REMARK 3 FREE R VALUE : 0.199 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.000 REMARK 3 FREE R VALUE TEST SET COUNT : 3706 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 51.8431 - 6.2178 0.99 1327 147 0.1606 0.1706 REMARK 3 2 6.2178 - 4.9365 1.00 1295 144 0.1591 0.1852 REMARK 3 3 4.9365 - 4.3128 1.00 1299 145 0.1245 0.1439 REMARK 3 4 4.3128 - 3.9186 1.00 1283 142 0.1298 0.1480 REMARK 3 5 3.9186 - 3.6378 1.00 1284 143 0.1474 0.1383 REMARK 3 6 3.6378 - 3.4234 1.00 1294 144 0.1651 0.1700 REMARK 3 7 3.4234 - 3.2520 1.00 1283 142 0.1854 0.2374 REMARK 3 8 3.2520 - 3.1104 1.00 1284 143 0.2115 0.2683 REMARK 3 9 3.1104 - 2.9907 1.00 1283 142 0.2158 0.2349 REMARK 3 10 2.9907 - 2.8875 1.00 1282 143 0.2192 0.2662 REMARK 3 11 2.8875 - 2.7972 1.00 1282 142 0.2149 0.2677 REMARK 3 12 2.7972 - 2.7173 1.00 1281 143 0.2072 0.2619 REMARK 3 13 2.7173 - 2.6458 1.00 1272 141 0.2097 0.2192 REMARK 3 14 2.6458 - 2.5812 1.00 1295 144 0.1978 0.2255 REMARK 3 15 2.5812 - 2.5225 1.00 1275 142 0.2014 0.2407 REMARK 3 16 2.5225 - 2.4689 1.00 1279 142 0.1942 0.2309 REMARK 3 17 2.4689 - 2.4195 1.00 1270 141 0.1998 0.2348 REMARK 3 18 2.4195 - 2.3738 1.00 1294 144 0.1941 0.2550 REMARK 3 19 2.3738 - 2.3314 1.00 1265 140 0.2062 0.2355 REMARK 3 20 2.3314 - 2.2919 1.00 1289 144 0.2103 0.2384 REMARK 3 21 2.2919 - 2.2549 1.00 1272 141 0.1961 0.2375 REMARK 3 22 2.2549 - 2.2202 1.00 1276 142 0.2363 0.2624 REMARK 3 23 2.2202 - 2.1876 1.00 1279 142 0.2286 0.2502 REMARK 3 24 2.1876 - 2.1568 1.00 1274 142 0.2307 0.2587 REMARK 3 25 2.1568 - 2.1276 1.00 1270 141 0.2205 0.2404 REMARK 3 26 2.1276 - 2.1000 1.00 1259 140 0.2457 0.2816 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL 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) : 0.230 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 21.040 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 44.57 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 54.20 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 : 0.007 2716 REMARK 3 ANGLE : 0.994 3871 REMARK 3 CHIRALITY : 0.048 449 REMARK 3 PLANARITY : 0.005 351 REMARK 3 DIHEDRAL : 14.077 1500 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 1 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: ALL REMARK 3 ORIGIN FOR THE GROUP (A): -50.2292 14.1813 -3.2789 REMARK 3 T TENSOR REMARK 3 T11: 0.3318 T22: 0.2543 REMARK 3 T33: 0.2893 T12: 0.0175 REMARK 3 T13: 0.0213 T23: -0.0028 REMARK 3 L TENSOR REMARK 3 L11: 1.2142 L22: 1.8960 REMARK 3 L33: 0.7424 L12: 0.6497 REMARK 3 L13: -0.1027 L23: -0.5418 REMARK 3 S TENSOR REMARK 3 S11: -0.0465 S12: 0.0325 S13: -0.2102 REMARK 3 S21: -0.0022 S22: -0.0521 S23: -0.2420 REMARK 3 S31: 0.1078 S32: 0.0986 S33: 0.1219 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 6DCC COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 07-MAY-18. REMARK 100 THE DEPOSITION ID IS D_1000234061. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 22-MAR-18 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 4.2 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 24-ID-C REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9792 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS 6M-F REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XSCALE REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 37061 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.100 REMARK 200 RESOLUTION RANGE LOW (A) : 51.827 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 200 DATA REDUNDANCY : 5.132 REMARK 200 R MERGE (I) : 0.05600 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 15.6100 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.10 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.15 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.8 REMARK 200 DATA REDUNDANCY IN SHELL : 5.20 REMARK 200 R MERGE FOR SHELL (I) : 0.78000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 1.900 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER 2.7.17 REMARK 200 STARTING MODEL: 5UNA REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 65.90 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.61 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: CRYSTALLIZATION SOLUTION 0.2M LITHIUM REMARK 280 SULFATE, 0.1M PHOSPHATE/CITRATE, PH 4.2, 25% W/V PEG MIXED 1:2 REMARK 280 VOLUME RATIO TO 10 MG/ML PROTEIN:RNA COMPLEX. CRYSTALS WERE REMARK 280 SOAKED IN CRYSTALLIZATION SOLUTION SUPPLEMENTED WITH 1.2MM MGCL2 REMARK 280 FOR 2HRS PRIOR TO FREEZING., VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 277K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 63 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z REMARK 290 3555 -X+Y,-X,Z REMARK 290 4555 -X,-Y,Z+1/2 REMARK 290 5555 Y,-X+Y,Z+1/2 REMARK 290 6555 X-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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 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 38.91000 REMARK 290 SMTRY1 5 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 5 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 38.91000 REMARK 290 SMTRY1 6 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 38.91000 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 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 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: HEXAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 11150 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 42820 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -102.0 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 350 BIOMT1 2 -0.500000 -0.866025 0.000000 -59.84500 REMARK 350 BIOMT2 2 0.866025 -0.500000 0.000000 103.65458 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 3 -0.500000 0.866025 0.000000 -119.69000 REMARK 350 BIOMT2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 350 BIOMT3 3 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 381 REMARK 465 GLY A 382 REMARK 465 SER A 383 REMARK 465 SER A 384 REMARK 465 HIS A 385 REMARK 465 HIS A 386 REMARK 465 HIS A 387 REMARK 465 HIS A 388 REMARK 465 HIS A 389 REMARK 465 HIS A 390 REMARK 465 SER A 391 REMARK 465 SER A 392 REMARK 465 GLY A 393 REMARK 465 LEU A 394 REMARK 465 VAL A 395 REMARK 465 PRO A 396 REMARK 465 ARG A 397 REMARK 465 GLY A 398 REMARK 465 SER A 399 REMARK 465 PRO A 400 REMARK 465 LEU A 401 REMARK 465 PRO A 402 REMARK 465 ALA A 403 REMARK 465 ALA A 404 REMARK 465 GLY A 405 REMARK 465 PHE A 406 REMARK 465 LYS A 407 REMARK 465 LYS A 408 REMARK 465 GLN A 409 REMARK 465 GLN A 410 REMARK 465 ARG A 411 REMARK 465 SER A 492 REMARK 465 GLU A 493 REMARK 465 GLU A 494 REMARK 465 LEU A 495 REMARK 465 ARG A 496 REMARK 465 LEU A 497 REMARK 465 PRO A 498 REMARK 465 PRO A 499 REMARK 465 GLN A 500 REMARK 465 THR A 501 REMARK 465 LEU A 502 REMARK 465 GLU A 503 REMARK 465 GLY A 504 REMARK 465 ASP A 505 REMARK 465 PRO A 506 REMARK 465 GLY A 507 REMARK 465 ALA A 508 REMARK 465 GLU A 509 REMARK 465 GLY A 510 REMARK 465 GLU A 511 REMARK 465 GLU A 512 REMARK 465 GLY A 513 REMARK 465 THR A 514 REMARK 465 THR A 515 REMARK 465 THR A 516 REMARK 465 VAL A 517 REMARK 465 ARG A 518 REMARK 465 LYS A 519 REMARK 465 ARG A 520 REMARK 465 SER A 521 REMARK 465 CYS A 522 REMARK 465 PHE A 523 REMARK 465 PRO A 524 REMARK 465 ALA A 525 REMARK 465 SER A 526 REMARK 465 LEU A 527 REMARK 465 THR A 528 REMARK 465 ALA A 529 REMARK 465 SER A 530 REMARK 465 ARG A 531 REMARK 465 GLY A 532 REMARK 465 PRO A 533 REMARK 465 ILE A 534 REMARK 465 ALA A 535 REMARK 465 ALA A 536 REMARK 465 PRO A 537 REMARK 465 GLN A 538 REMARK 465 VAL A 539 REMARK 465 PRO A 540 REMARK 465 LEU A 541 REMARK 465 ASP A 542 REMARK 465 GLY A 543 REMARK 465 ALA A 544 REMARK 465 ASP A 545 REMARK 465 THR A 546 REMARK 465 SER A 688 REMARK 465 HIS A 689 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 A 412 CG CD CE NZ REMARK 470 GLU A 430 CG CD OE1 OE2 REMARK 470 ARG A 435 NE CZ NH1 NH2 REMARK 470 LYS A 438 CD CE NZ REMARK 470 GLU A 440 CG CD OE1 OE2 REMARK 470 ARG A 445 NE CZ NH1 NH2 REMARK 470 LYS A 464 CD CE NZ REMARK 470 ASP A 563 CG OD1 OD2 REMARK 470 ARG A 564 CG CD NE CZ NH1 NH2 REMARK 470 ASP A 565 OD1 OD2 REMARK 470 ASP A 566 CG OD1 OD2 REMARK 470 GLU A 569 CG CD OE1 OE2 REMARK 470 GLU A 594 OE1 OE2 REMARK 470 ARG A 598 CD NE CZ NH1 NH2 REMARK 470 ARG A 605 NE CZ NH1 NH2 REMARK 470 HIS A 606 CG ND1 CD2 CE1 NE2 REMARK 470 GLU A 645 CG CD OE1 OE2 REMARK 470 LYS A 672 CG CD CE NZ 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 CYS A 429 8.82 83.56 REMARK 500 ASN A 453 -136.64 55.92 REMARK 500 GLU A 574 -8.67 -146.48 REMARK 500 VAL A 656 -68.75 -123.83 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue SAH A 701 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 A 702 DBREF 6DCC A 400 689 UNP Q7L2J0 MEPCE_HUMAN 400 689 DBREF 6DCC B 1 116 PDB 6DCC 6DCC 1 116 SEQADV 6DCC MET A 381 UNP Q7L2J0 EXPRESSION TAG SEQADV 6DCC GLY A 382 UNP Q7L2J0 EXPRESSION TAG SEQADV 6DCC SER A 383 UNP Q7L2J0 EXPRESSION TAG SEQADV 6DCC SER A 384 UNP Q7L2J0 EXPRESSION TAG SEQADV 6DCC HIS A 385 UNP Q7L2J0 EXPRESSION TAG SEQADV 6DCC HIS A 386 UNP Q7L2J0 EXPRESSION TAG SEQADV 6DCC HIS A 387 UNP Q7L2J0 EXPRESSION TAG SEQADV 6DCC HIS A 388 UNP Q7L2J0 EXPRESSION TAG SEQADV 6DCC HIS A 389 UNP Q7L2J0 EXPRESSION TAG SEQADV 6DCC HIS A 390 UNP Q7L2J0 EXPRESSION TAG SEQADV 6DCC SER A 391 UNP Q7L2J0 EXPRESSION TAG SEQADV 6DCC SER A 392 UNP Q7L2J0 EXPRESSION TAG SEQADV 6DCC GLY A 393 UNP Q7L2J0 EXPRESSION TAG SEQADV 6DCC LEU A 394 UNP Q7L2J0 EXPRESSION TAG SEQADV 6DCC VAL A 395 UNP Q7L2J0 EXPRESSION TAG SEQADV 6DCC PRO A 396 UNP Q7L2J0 EXPRESSION TAG SEQADV 6DCC ARG A 397 UNP Q7L2J0 EXPRESSION TAG SEQADV 6DCC GLY A 398 UNP Q7L2J0 EXPRESSION TAG SEQADV 6DCC SER A 399 UNP Q7L2J0 EXPRESSION TAG SEQRES 1 A 309 MET GLY SER SER HIS HIS HIS HIS HIS HIS SER SER GLY SEQRES 2 A 309 LEU VAL PRO ARG GLY SER PRO LEU PRO ALA ALA GLY PHE SEQRES 3 A 309 LYS LYS GLN GLN ARG LYS PHE GLN TYR GLY ASN TYR CYS SEQRES 4 A 309 LYS TYR TYR GLY TYR ARG ASN PRO SER CYS GLU ASP GLY SEQRES 5 A 309 ARG LEU ARG VAL LEU LYS PRO GLU TRP PHE ARG GLY ARG SEQRES 6 A 309 ASP VAL LEU ASP LEU GLY CYS ASN VAL GLY HIS LEU THR SEQRES 7 A 309 LEU SER ILE ALA CYS LYS TRP GLY PRO SER ARG MET VAL SEQRES 8 A 309 GLY LEU ASP ILE ASP SER ARG LEU ILE HIS SER ALA ARG SEQRES 9 A 309 GLN ASN ILE ARG HIS TYR LEU SER GLU GLU LEU ARG LEU SEQRES 10 A 309 PRO PRO GLN THR LEU GLU GLY ASP PRO GLY ALA GLU GLY SEQRES 11 A 309 GLU GLU GLY THR THR THR VAL ARG LYS ARG SER CYS PHE SEQRES 12 A 309 PRO ALA SER LEU THR ALA SER ARG GLY PRO ILE ALA ALA SEQRES 13 A 309 PRO GLN VAL PRO LEU ASP GLY ALA ASP THR SER VAL PHE SEQRES 14 A 309 PRO ASN ASN VAL VAL PHE VAL THR GLY ASN TYR VAL LEU SEQRES 15 A 309 ASP ARG ASP ASP LEU VAL GLU ALA GLN THR PRO GLU TYR SEQRES 16 A 309 ASP VAL VAL LEU CYS LEU SER LEU THR LYS TRP VAL HIS SEQRES 17 A 309 LEU ASN TRP GLY ASP GLU GLY LEU LYS ARG MET PHE ARG SEQRES 18 A 309 ARG ILE TYR ARG HIS LEU ARG PRO GLY GLY ILE LEU VAL SEQRES 19 A 309 LEU GLU PRO GLN PRO TRP SER SER TYR GLY LYS ARG LYS SEQRES 20 A 309 THR LEU THR GLU THR ILE TYR LYS ASN TYR TYR ARG ILE SEQRES 21 A 309 GLN LEU LYS PRO GLU GLN PHE SER SER TYR LEU THR SER SEQRES 22 A 309 PRO ASP VAL GLY PHE SER SER TYR GLU LEU VAL ALA THR SEQRES 23 A 309 PRO HIS ASN THR SER LYS GLY PHE GLN ARG PRO VAL TYR SEQRES 24 A 309 LEU PHE HIS LYS ALA ARG SER PRO SER HIS SEQRES 1 B 36 G5J G A U G U G A G G C U U SEQRES 2 B 36 C G G C C U C A C C G C U SEQRES 3 B 36 C C A U G U G C G A HET G5J B 1 33 HET SAH A 701 26 HET SO4 A 702 5 HETNAM G5J 5'-O-[(S)-HYDROXY{[(R)-HYDROXY{[(S)-HYDROXY(METHOXY) HETNAM 2 G5J PHOSPHORYL]OXY}PHOSPHORYL]OXY}PHOSPHORYL]GUANOSINE HETNAM SAH S-ADENOSYL-L-HOMOCYSTEINE HETNAM SO4 SULFATE ION FORMUL 2 G5J C11 H18 N5 O14 P3 FORMUL 3 SAH C14 H20 N6 O5 S FORMUL 4 SO4 O4 S 2- FORMUL 5 HOH *91(H2 O) HELIX 1 AA1 LYS A 420 ASN A 426 1 7 HELIX 2 AA2 ASP A 431 VAL A 436 5 6 HELIX 3 AA3 LYS A 438 PHE A 442 5 5 HELIX 4 AA4 GLY A 455 TRP A 465 1 11 HELIX 5 AA5 ASP A 476 ILE A 487 1 12 HELIX 6 AA6 ARG A 488 LEU A 491 5 4 HELIX 7 AA7 ARG A 564 GLU A 569 1 6 HELIX 8 AA8 LEU A 583 HIS A 606 1 24 HELIX 9 AA9 PRO A 619 LYS A 627 5 9 HELIX 10 AB1 THR A 630 ILE A 640 1 11 HELIX 11 AB2 LYS A 643 GLU A 645 5 3 HELIX 12 AB3 GLN A 646 THR A 652 1 7 HELIX 13 AB4 SER A 671 GLN A 675 5 5 SHEET 1 AA1 7 VAL A 553 THR A 557 0 SHEET 2 AA1 7 ARG A 469 ASP A 474 1 N GLY A 472 O VAL A 554 SHEET 3 AA1 7 ASP A 446 LEU A 450 1 N ASP A 449 O VAL A 471 SHEET 4 AA1 7 TYR A 575 LEU A 581 1 O LEU A 579 N LEU A 448 SHEET 5 AA1 7 LEU A 607 GLU A 616 1 O VAL A 614 N CYS A 580 SHEET 6 AA1 7 VAL A 678 HIS A 682 -1 O TYR A 679 N LEU A 615 SHEET 7 AA1 7 SER A 660 ALA A 665 -1 N VAL A 664 O VAL A 678 LINK O3' G5J B 1 P G B 2 1555 1555 1.62 CISPEP 1 PHE A 549 PRO A 550 0 9.70 SITE 1 AC1 20 TYR A 415 GLY A 416 ASN A 417 TYR A 421 SITE 2 AC1 20 TYR A 422 ARG A 433 GLY A 451 ASN A 453 SITE 3 AC1 20 ASP A 474 ILE A 475 LEU A 479 GLY A 558 SITE 4 AC1 20 ASN A 559 TYR A 560 VAL A 561 LEU A 581 SITE 5 AC1 20 LEU A 583 TRP A 591 HOH A 806 G5J B 1 SITE 1 AC2 4 ARG A 484 THR A 557 ARG A 639 HOH A 852 CRYST1 119.690 119.690 77.820 90.00 90.00 120.00 P 63 6 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 0.008355 0.004824 0.000000 0.00000 SCALE2 0.000000 0.009647 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012850 0.00000