HEADER DNA BINDING PROTEIN 18-DEC-24 9MKV TITLE FNOCAS12A BRIDGE HELIX VARIANT STATE 3 COMPND MOL_ID: 1; COMPND 2 MOLECULE: CRISPR-ASSOCIATED ENDONUCLEASE CAS12A; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: CRISPR-ASSOCIATED ENDONUCLEASE CPF1,FNCAS12A,FNCPF1; COMPND 5 EC: 3.1.21.1,4.6.1.22; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES; COMPND 8 MOL_ID: 2; COMPND 9 MOLECULE: CRRNA; COMPND 10 CHAIN: B; COMPND 11 ENGINEERED: YES; COMPND 12 MOL_ID: 3; COMPND 13 MOLECULE: TS DNA; COMPND 14 CHAIN: C; COMPND 15 ENGINEERED: YES; COMPND 16 MOL_ID: 4; COMPND 17 MOLECULE: NTS DNA; COMPND 18 CHAIN: D; COMPND 19 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: FRANCISELLA TULARENSIS SUBSP. NOVICIDA U112; SOURCE 3 ORGANISM_TAXID: 401614; SOURCE 4 GENE: CAS12A, CPF1, FTN_1397; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 6 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 7 MOL_ID: 2; SOURCE 8 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT; SOURCE 9 ORGANISM_TAXID: 32630; SOURCE 10 EXPRESSION_SYSTEM: SYNTHETIC CONSTRUCT; SOURCE 11 EXPRESSION_SYSTEM_TAXID: 32630; SOURCE 12 MOL_ID: 3; SOURCE 13 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT; SOURCE 14 ORGANISM_TAXID: 32630; SOURCE 15 EXPRESSION_SYSTEM: SYNTHETIC CONSTRUCT; SOURCE 16 EXPRESSION_SYSTEM_TAXID: 32630; SOURCE 17 MOL_ID: 4; SOURCE 18 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT; SOURCE 19 ORGANISM_TAXID: 32630; SOURCE 20 EXPRESSION_SYSTEM: SYNTHETIC CONSTRUCT; SOURCE 21 EXPRESSION_SYSTEM_TAXID: 32630 KEYWDS CAS12A, BRIDGE HELIX, LOOP-TO-HELICAL TRANSITION, CONFORMATIONAL KEYWDS 2 CASCADE, ALLOSTERY, OFF-TARGET DNA CLEAVAGE, DNA BINDING PROTEIN EXPDTA ELECTRON MICROSCOPY AUTHOR C.GANGULY,L.M.THOMAS,S.D.ARIBAM,L.MARTIN,R.RAJAN REVDAT 1 11-FEB-26 9MKV 0 JRNL AUTH C.GANGULY,S.D.ARIBAM,A.M.DOS SANTOS,L.MARTIN,L.M.THOMAS, JRNL AUTH 2 Y.SHAO,R.RAJAN JRNL TITL BRIDGE HELIX OF CAS12A IS AN ALLOSTERIC REGULATOR OF R-LOOP JRNL TITL 2 FORMATION AND RUVC ACTIVATION. JRNL REF NAT COMMUN 2026 JRNL REFN ESSN 2041-1723 JRNL PMID 41605928 JRNL DOI 10.1038/S41467-026-68657-0 REMARK 2 REMARK 2 RESOLUTION. 3.68 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 SOFTWARE PACKAGES : PHENIX REMARK 3 RECONSTRUCTION SCHEMA : NULL REMARK 3 REMARK 3 EM MAP-MODEL FITTING AND REFINEMENT REMARK 3 PDB ENTRY : NULL REMARK 3 REFINEMENT SPACE : NULL REMARK 3 REFINEMENT PROTOCOL : NULL REMARK 3 REFINEMENT TARGET : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE : NULL REMARK 3 REMARK 3 FITTING PROCEDURE : NULL REMARK 3 REMARK 3 EM IMAGE RECONSTRUCTION STATISTICS REMARK 3 NOMINAL PIXEL SIZE (ANGSTROMS) : NULL REMARK 3 ACTUAL PIXEL SIZE (ANGSTROMS) : NULL REMARK 3 EFFECTIVE RESOLUTION (ANGSTROMS) : 3.680 REMARK 3 NUMBER OF PARTICLES : 70592 REMARK 3 CTF CORRECTION METHOD : NONE REMARK 3 REMARK 3 EM RECONSTRUCTION MAGNIFICATION CALIBRATION: NULL REMARK 3 REMARK 3 OTHER DETAILS: NULL REMARK 4 REMARK 4 9MKV COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 22-DEC-24. REMARK 100 THE DEPOSITION ID IS D_1000291089. REMARK 245 REMARK 245 EXPERIMENTAL DETAILS REMARK 245 RECONSTRUCTION METHOD : SINGLE PARTICLE REMARK 245 SPECIMEN TYPE : NULL REMARK 245 REMARK 245 ELECTRON MICROSCOPE SAMPLE REMARK 245 SAMPLE TYPE : PARTICLE REMARK 245 PARTICLE TYPE : POINT REMARK 245 NAME OF SAMPLE : TERNARY COMPLEX OF FNOCRISPR REMARK 245 -CAS12A REMARK 245 SAMPLE CONCENTRATION (MG ML-1) : NULL REMARK 245 SAMPLE SUPPORT DETAILS : NULL REMARK 245 SAMPLE VITRIFICATION DETAILS : NULL REMARK 245 SAMPLE BUFFER : NULL REMARK 245 PH : 7.50 REMARK 245 SAMPLE DETAILS : NULL REMARK 245 REMARK 245 DATA ACQUISITION REMARK 245 DATE OF EXPERIMENT : NULL REMARK 245 NUMBER OF MICROGRAPHS-IMAGES : NULL REMARK 245 TEMPERATURE (KELVIN) : NULL REMARK 245 MICROSCOPE MODEL : TFS KRIOS REMARK 245 DETECTOR TYPE : GATAN K3 BIOQUANTUM (6K X REMARK 245 4K) REMARK 245 MINIMUM DEFOCUS (NM) : 1000.00 REMARK 245 MAXIMUM DEFOCUS (NM) : 2000.00 REMARK 245 MINIMUM TILT ANGLE (DEGREES) : NULL REMARK 245 MAXIMUM TILT ANGLE (DEGREES) : NULL REMARK 245 NOMINAL CS : 2.70 REMARK 245 IMAGING MODE : BRIGHT FIELD REMARK 245 ELECTRON DOSE (ELECTRONS NM**-2) : 125.00 REMARK 245 ILLUMINATION MODE : FLOOD BEAM REMARK 245 NOMINAL MAGNIFICATION : NULL REMARK 245 CALIBRATED MAGNIFICATION : NULL REMARK 245 SOURCE : FIELD EMISSION GUN REMARK 245 ACCELERATION VOLTAGE (KV) : 300 REMARK 245 IMAGING DETAILS : NULL REMARK 247 REMARK 247 ELECTRON MICROSCOPY REMARK 247 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM ELECTRON REMARK 247 MICROSCOPY DATA. PROTEIN DATA BANK CONVENTIONS REQUIRE REMARK 247 THAT CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES REMARK 247 ON THESE RECORDS ARE MEANINGLESS EXCEPT FOR THE CALCULATION REMARK 247 OF THE STRUCTURE FACTORS. 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: TETRAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, 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 GLY A -4 REMARK 465 ALA A -3 REMARK 465 ALA A -2 REMARK 465 SER A -1 REMARK 465 HIS A 0 REMARK 465 MET A 1 REMARK 465 ASP A 90 REMARK 465 ASP A 91 REMARK 465 ASP A 92 REMARK 465 ALA A 130 REMARK 465 LYS A 131 REMARK 465 LYS A 132 REMARK 465 GLY A 133 REMARK 465 GLN A 134 REMARK 465 GLU A 135 REMARK 465 GLN A 309 REMARK 465 GLN A 310 REMARK 465 ILE A 311 REMARK 465 ASN A 312 REMARK 465 ASP A 313 REMARK 465 LYS A 314 REMARK 465 THR A 315 REMARK 465 LEU A 316 REMARK 465 LYS A 317 REMARK 465 LYS A 318 REMARK 465 GLU A 333 REMARK 465 SER A 334 REMARK 465 LYS A 335 REMARK 465 SER A 336 REMARK 465 PHE A 337 REMARK 465 VAL A 338 REMARK 465 ILE A 339 REMARK 465 ASP A 340 REMARK 465 LYS A 341 REMARK 465 LEU A 342 REMARK 465 GLU A 343 REMARK 465 ASP A 344 REMARK 465 ASP A 345 REMARK 465 SER A 346 REMARK 465 ASP A 347 REMARK 465 VAL A 348 REMARK 465 VAL A 349 REMARK 465 THR A 350 REMARK 465 THR A 351 REMARK 465 MET A 352 REMARK 465 GLN A 353 REMARK 465 SER A 354 REMARK 465 PHE A 355 REMARK 465 TYR A 356 REMARK 465 GLU A 357 REMARK 465 GLN A 358 REMARK 465 ILE A 359 REMARK 465 ALA A 360 REMARK 465 ALA A 361 REMARK 465 PHE A 362 REMARK 465 LYS A 363 REMARK 465 THR A 364 REMARK 465 VAL A 365 REMARK 465 GLU A 366 REMARK 465 GLU A 367 REMARK 465 LYS A 368 REMARK 465 SER A 369 REMARK 465 ILE A 370 REMARK 465 LYS A 371 REMARK 465 GLU A 372 REMARK 465 THR A 373 REMARK 465 LEU A 374 REMARK 465 SER A 375 REMARK 465 LEU A 376 REMARK 465 LEU A 377 REMARK 465 PHE A 378 REMARK 465 ASP A 379 REMARK 465 ASP A 380 REMARK 465 LEU A 381 REMARK 465 LYS A 382 REMARK 465 ALA A 383 REMARK 465 GLN A 384 REMARK 465 LYS A 385 REMARK 465 LEU A 386 REMARK 465 ASP A 387 REMARK 465 LEU A 388 REMARK 465 SER A 389 REMARK 465 LYS A 390 REMARK 465 ILE A 391 REMARK 465 TYR A 392 REMARK 465 PHE A 393 REMARK 465 LYS A 394 REMARK 465 ASN A 395 REMARK 465 ASP A 396 REMARK 465 LYS A 397 REMARK 465 SER A 398 REMARK 465 LEU A 399 REMARK 465 THR A 400 REMARK 465 ASP A 401 REMARK 465 LEU A 402 REMARK 465 SER A 403 REMARK 465 GLN A 404 REMARK 465 GLN A 405 REMARK 465 VAL A 406 REMARK 465 PHE A 407 REMARK 465 ASP A 408 REMARK 465 ASP A 409 REMARK 465 TYR A 410 REMARK 465 SER A 411 REMARK 465 VAL A 412 REMARK 465 ILE A 413 REMARK 465 GLY A 414 REMARK 465 THR A 415 REMARK 465 ALA A 416 REMARK 465 VAL A 417 REMARK 465 LEU A 418 REMARK 465 GLU A 419 REMARK 465 TYR A 420 REMARK 465 ILE A 421 REMARK 465 THR A 422 REMARK 465 GLN A 423 REMARK 465 GLN A 424 REMARK 465 ILE A 425 REMARK 465 ALA A 426 REMARK 465 PRO A 427 REMARK 465 LYS A 428 REMARK 465 ASN A 429 REMARK 465 LEU A 430 REMARK 465 ASP A 431 REMARK 465 ASN A 432 REMARK 465 PRO A 433 REMARK 465 SER A 434 REMARK 465 LYS A 435 REMARK 465 LYS A 436 REMARK 465 GLU A 437 REMARK 465 GLN A 438 REMARK 465 GLU A 439 REMARK 465 LEU A 440 REMARK 465 ILE A 441 REMARK 465 ALA A 442 REMARK 465 LYS A 443 REMARK 465 LYS A 444 REMARK 465 THR A 445 REMARK 465 GLU A 446 REMARK 465 LYS A 447 REMARK 465 ALA A 448 REMARK 465 LYS A 449 REMARK 465 TYR A 450 REMARK 465 LEU A 451 REMARK 465 SER A 452 REMARK 465 LEU A 453 REMARK 465 GLU A 454 REMARK 465 THR A 455 REMARK 465 ILE A 456 REMARK 465 LYS A 457 REMARK 465 LEU A 458 REMARK 465 ALA A 459 REMARK 465 LEU A 460 REMARK 465 GLU A 461 REMARK 465 GLU A 462 REMARK 465 PHE A 463 REMARK 465 ASN A 464 REMARK 465 LYS A 465 REMARK 465 HIS A 466 REMARK 465 ARG A 467 REMARK 465 ASP A 468 REMARK 465 ILE A 469 REMARK 465 ASP A 470 REMARK 465 LYS A 471 REMARK 465 GLN A 472 REMARK 465 CYS A 473 REMARK 465 ARG A 474 REMARK 465 PHE A 475 REMARK 465 GLU A 476 REMARK 465 GLU A 477 REMARK 465 ILE A 478 REMARK 465 LEU A 479 REMARK 465 ALA A 480 REMARK 465 ASN A 481 REMARK 465 PHE A 482 REMARK 465 ALA A 483 REMARK 465 ALA A 484 REMARK 465 ILE A 485 REMARK 465 PRO A 486 REMARK 465 MET A 487 REMARK 465 ILE A 488 REMARK 465 PHE A 489 REMARK 465 ASP A 490 REMARK 465 GLU A 491 REMARK 465 ILE A 492 REMARK 465 ALA A 493 REMARK 465 GLN A 494 REMARK 465 ASN A 495 REMARK 465 LYS A 496 REMARK 465 ASP A 497 REMARK 465 ASN A 498 REMARK 465 LEU A 499 REMARK 465 ALA A 500 REMARK 465 GLN A 501 REMARK 465 ILE A 502 REMARK 465 SER A 503 REMARK 465 ILE A 504 REMARK 465 LYS A 505 REMARK 465 TYR A 506 REMARK 465 GLN A 507 REMARK 465 ASN A 508 REMARK 465 GLN A 509 REMARK 465 GLY A 510 REMARK 465 LYS A 511 REMARK 465 LYS A 512 REMARK 465 ASP A 513 REMARK 465 LEU A 514 REMARK 465 LEU A 515 REMARK 465 GLN A 516 REMARK 465 ALA A 517 REMARK 465 SER A 518 REMARK 465 ALA A 519 REMARK 465 GLU A 520 REMARK 465 ASP A 521 REMARK 465 ASP A 522 REMARK 465 VAL A 523 REMARK 465 LYS A 524 REMARK 465 ALA A 525 REMARK 465 ILE A 526 REMARK 465 LYS A 527 REMARK 465 ASP A 528 REMARK 465 LEU A 529 REMARK 465 LEU A 530 REMARK 465 ASP A 531 REMARK 465 GLN A 532 REMARK 465 THR A 533 REMARK 465 ASN A 534 REMARK 465 ASN A 535 REMARK 465 LEU A 536 REMARK 465 LEU A 537 REMARK 465 HIS A 538 REMARK 465 LYS A 539 REMARK 465 LEU A 540 REMARK 465 LYS A 541 REMARK 465 ILE A 542 REMARK 465 PHE A 543 REMARK 465 HIS A 544 REMARK 465 ILE A 545 REMARK 465 SER A 546 REMARK 465 GLN A 547 REMARK 465 SER A 548 REMARK 465 GLU A 549 REMARK 465 ASP A 550 REMARK 465 LYS A 551 REMARK 465 ALA A 552 REMARK 465 ASN A 553 REMARK 465 ILE A 554 REMARK 465 LEU A 555 REMARK 465 ASP A 556 REMARK 465 LYS A 557 REMARK 465 ASP A 558 REMARK 465 GLU A 559 REMARK 465 HIS A 560 REMARK 465 PHE A 561 REMARK 465 TYR A 562 REMARK 465 LEU A 563 REMARK 465 VAL A 564 REMARK 465 PHE A 565 REMARK 465 GLU A 566 REMARK 465 GLU A 567 REMARK 465 CYS A 568 REMARK 465 TYR A 569 REMARK 465 PHE A 570 REMARK 465 GLU A 571 REMARK 465 LEU A 572 REMARK 465 ALA A 573 REMARK 465 ASN A 574 REMARK 465 ILE A 575 REMARK 465 VAL A 576 REMARK 465 PRO A 577 REMARK 465 LEU A 578 REMARK 465 TYR A 579 REMARK 465 ASN A 580 REMARK 465 LYS A 581 REMARK 465 ILE A 582 REMARK 465 ARG A 583 REMARK 465 ASN A 584 REMARK 465 TYR A 585 REMARK 465 ILE A 586 REMARK 465 THR A 587 REMARK 465 GLN A 588 REMARK 465 LYS A 589 REMARK 465 PRO A 590 REMARK 465 TYR A 591 REMARK 465 SER A 592 REMARK 465 ASP A 593 REMARK 465 THR A 696 REMARK 465 HIS A 697 REMARK 465 THR A 698 REMARK 465 LYS A 699 REMARK 465 ASN A 700 REMARK 465 GLY A 701 REMARK 465 SER A 702 REMARK 465 PRO A 703 REMARK 465 GLN A 704 REMARK 465 LYS A 705 REMARK 465 GLY A 706 REMARK 465 TYR A 707 REMARK 465 GLU A 708 REMARK 465 LYS A 709 REMARK 465 PHE A 710 REMARK 465 GLU A 711 REMARK 465 PHE A 712 REMARK 465 ASN A 713 REMARK 465 ILE A 837 REMARK 465 PRO A 838 REMARK 465 LYS A 839 REMARK 465 LYS A 840 REMARK 465 ILE A 841 REMARK 465 THR A 842 REMARK 465 HIS A 843 REMARK 465 PRO A 844 REMARK 465 ALA A 845 REMARK 465 LYS A 846 REMARK 465 GLU A 847 REMARK 465 ALA A 848 REMARK 465 ILE A 849 REMARK 465 ALA A 850 REMARK 465 ASN A 851 REMARK 465 LYS A 852 REMARK 465 ASN A 853 REMARK 465 LYS A 854 REMARK 465 ASP A 855 REMARK 465 ASN A 856 REMARK 465 PRO A 857 REMARK 465 LYS A 858 REMARK 465 LYS A 859 REMARK 465 GLU A 860 REMARK 465 SER A 861 REMARK 465 VAL A 862 REMARK 465 PHE A 863 REMARK 465 GLU A 864 REMARK 465 TYR A 865 REMARK 465 ASP A 866 REMARK 465 LEU A 867 REMARK 465 ILE A 868 REMARK 465 LYS A 869 REMARK 465 ASP A 870 REMARK 465 LYS A 871 REMARK 465 ARG A 872 REMARK 465 PHE A 873 REMARK 465 THR A 874 REMARK 465 ILE A 944 REMARK 465 GLY A 945 REMARK 465 ASN A 946 REMARK 465 ASP A 947 REMARK 465 ARG A 948 REMARK 465 MET A 949 REMARK 465 LYS A 950 REMARK 465 THR A 951 REMARK 465 ASN A 952 REMARK 465 TYR A 953 REMARK 465 HIS A 954 REMARK 465 ASP A 955 REMARK 465 LYS A 956 REMARK 465 LEU A 957 REMARK 465 ALA A 958 REMARK 465 ALA A 959 REMARK 465 ILE A 960 REMARK 465 GLU A 961 REMARK 465 LYS A 962 REMARK 465 ASP A 963 REMARK 465 ARG A 964 REMARK 465 ASP A 965 REMARK 465 SER A 966 REMARK 465 ALA A 967 REMARK 465 ARG A 968 REMARK 465 PRO A 969 REMARK 465 PRO A 970 REMARK 465 TRP A 971 REMARK 465 LYS A 972 REMARK 465 LYS A 973 REMARK 465 ILE A 974 REMARK 465 ASN A 975 REMARK 465 PHE A 1010 REMARK 465 GLY A 1011 REMARK 465 PHE A 1012 REMARK 465 LYS A 1013 REMARK 465 ARG A 1014 REMARK 465 GLY A 1015 REMARK 465 ARG A 1016 REMARK 465 PHE A 1017 REMARK 465 LYS A 1018 REMARK 465 VAL A 1019 REMARK 465 GLU A 1020 REMARK 465 TYR A 1096 REMARK 465 PRO A 1097 REMARK 465 LYS A 1098 REMARK 465 TYR A 1099 REMARK 465 GLU A 1100 REMARK 465 GLY A 1134 REMARK 465 ASP A 1135 REMARK 465 LYS A 1136 REMARK 465 ALA A 1137 REMARK 465 ALA A 1138 REMARK 465 LYS A 1139 REMARK 465 PHE A 1154 REMARK 465 ARG A 1155 REMARK 465 ASN A 1156 REMARK 465 SER A 1157 REMARK 465 ASP A 1158 REMARK 465 LYS A 1159 REMARK 465 ASN A 1160 REMARK 465 HIS A 1161 REMARK 465 ASN A 1162 REMARK 465 TRP A 1163 REMARK 465 ASP A 1164 REMARK 465 THR A 1165 REMARK 465 GLY A 1279 REMARK 465 LYS A 1280 REMARK 465 LYS A 1281 REMARK 465 U B 11 REMARK 465 A B 12 REMARK 465 A B 13 REMARK 465 U B 14 REMARK 465 A B 15 REMARK 465 A B 16 REMARK 465 G B 17 REMARK 465 G B 18 REMARK 465 C B 19 REMARK 465 C B 20 REMARK 465 A B 21 REMARK 465 C B 22 REMARK 465 U B 23 REMARK 465 DG C -19 REMARK 465 DC C -18 REMARK 465 DC C -17 REMARK 465 DT C -16 REMARK 465 DT C -15 REMARK 465 DA C -14 REMARK 465 DT C -13 REMARK 465 DT C -12 REMARK 465 DA C -11 REMARK 465 DA D 3 REMARK 465 DA D 4 REMARK 465 DG D 5 REMARK 465 DT D 6 REMARK 465 DC D 7 REMARK 465 DA D 8 REMARK 465 DT D 9 REMARK 465 DT D 10 REMARK 465 DT D 11 REMARK 465 DA D 12 REMARK 465 DA D 13 REMARK 465 DT D 14 REMARK 465 DA D 15 REMARK 465 DA D 16 REMARK 465 DG D 17 REMARK 465 DG D 18 REMARK 465 DC D 19 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 ILE A 3 177.41 63.81 REMARK 500 LEU A 36 5.27 -57.81 REMARK 500 ASP A 40 -30.92 -37.02 REMARK 500 GLU A 73 -142.41 60.40 REMARK 500 SER A 80 -9.18 73.62 REMARK 500 TYR A 83 -10.70 73.30 REMARK 500 GLN A 144 -0.21 66.40 REMARK 500 THR A 197 51.67 -91.59 REMARK 500 GLU A 227 -120.67 53.51 REMARK 500 ASP A 261 -127.10 53.25 REMARK 500 PHE A 600 -166.81 -79.75 REMARK 500 TYR A1037 117.58 -161.34 REMARK 500 TYR A1185 2.51 57.86 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: EMD-48339 RELATED DB: EMDB REMARK 900 FNOCAS12A BRIDGE HELIX VARIANT STATE 3 REMARK 900 RELATED ID: 9MKT RELATED DB: PDB REMARK 900 FNOCAS12A BRIDGE HELIX VARIANT STATE 1 REMARK 900 RELATED ID: 9MKU RELATED DB: PDB REMARK 900 FNOCAS12A BRIDGE HELIX VARIANT STATE 2 REMARK 900 RELATED ID: 9MKW RELATED DB: PDB REMARK 900 FNOCAS12A BRIDGE HELIX VARIANT STATE 4A REMARK 900 RELATED ID: 9MKX RELATED DB: PDB REMARK 900 FNOCAS12A BRIDGE HELIX VARIANT STATE 4B DBREF 9MKV A 1 1300 UNP A0Q7Q2 CS12A_FRATN 1 1300 DBREF 9MKV B -19 23 PDB 9MKV 9MKV -19 23 DBREF 9MKV C -19 4 PDB 9MKV 9MKV -19 4 DBREF 9MKV D -4 19 PDB 9MKV 9MKV -4 19 SEQADV 9MKV GLY A -4 UNP A0Q7Q2 EXPRESSION TAG SEQADV 9MKV ALA A -3 UNP A0Q7Q2 EXPRESSION TAG SEQADV 9MKV ALA A -2 UNP A0Q7Q2 EXPRESSION TAG SEQADV 9MKV SER A -1 UNP A0Q7Q2 EXPRESSION TAG SEQADV 9MKV HIS A 0 UNP A0Q7Q2 EXPRESSION TAG SEQADV 9MKV PRO A 969 UNP A0Q7Q2 LYS 969 ENGINEERED MUTATION SEQADV 9MKV PRO A 970 UNP A0Q7Q2 ASP 970 ENGINEERED MUTATION SEQRES 1 A 1305 GLY ALA ALA SER HIS MET SER ILE TYR GLN GLU PHE VAL SEQRES 2 A 1305 ASN LYS TYR SER LEU SER LYS THR LEU ARG PHE GLU LEU SEQRES 3 A 1305 ILE PRO GLN GLY LYS THR LEU GLU ASN ILE LYS ALA ARG SEQRES 4 A 1305 GLY LEU ILE LEU ASP ASP GLU LYS ARG ALA LYS ASP TYR SEQRES 5 A 1305 LYS LYS ALA LYS GLN ILE ILE ASP LYS TYR HIS GLN PHE SEQRES 6 A 1305 PHE ILE GLU GLU ILE LEU SER SER VAL CYS ILE SER GLU SEQRES 7 A 1305 ASP LEU LEU GLN ASN TYR SER ASP VAL TYR PHE LYS LEU SEQRES 8 A 1305 LYS LYS SER ASP ASP ASP ASN LEU GLN LYS ASP PHE LYS SEQRES 9 A 1305 SER ALA LYS ASP THR ILE LYS LYS GLN ILE SER GLU TYR SEQRES 10 A 1305 ILE LYS ASP SER GLU LYS PHE LYS ASN LEU PHE ASN GLN SEQRES 11 A 1305 ASN LEU ILE ASP ALA LYS LYS GLY GLN GLU SER ASP LEU SEQRES 12 A 1305 ILE LEU TRP LEU LYS GLN SER LYS ASP ASN GLY ILE GLU SEQRES 13 A 1305 LEU PHE LYS ALA ASN SER ASP ILE THR ASP ILE ASP GLU SEQRES 14 A 1305 ALA LEU GLU ILE ILE LYS SER PHE LYS GLY TRP THR THR SEQRES 15 A 1305 TYR PHE LYS GLY PHE HIS GLU ASN ARG LYS ASN VAL TYR SEQRES 16 A 1305 SER SER ASN ASP ILE PRO THR SER ILE ILE TYR ARG ILE SEQRES 17 A 1305 VAL ASP ASP ASN LEU PRO LYS PHE LEU GLU ASN LYS ALA SEQRES 18 A 1305 LYS TYR GLU SER LEU LYS ASP LYS ALA PRO GLU ALA ILE SEQRES 19 A 1305 ASN TYR GLU GLN ILE LYS LYS ASP LEU ALA GLU GLU LEU SEQRES 20 A 1305 THR PHE ASP ILE ASP TYR LYS THR SER GLU VAL ASN GLN SEQRES 21 A 1305 ARG VAL PHE SER LEU ASP GLU VAL PHE GLU ILE ALA ASN SEQRES 22 A 1305 PHE ASN ASN TYR LEU ASN GLN SER GLY ILE THR LYS PHE SEQRES 23 A 1305 ASN THR ILE ILE GLY GLY LYS PHE VAL ASN GLY GLU ASN SEQRES 24 A 1305 THR LYS ARG LYS GLY ILE ASN GLU TYR ILE ASN LEU TYR SEQRES 25 A 1305 SER GLN GLN ILE ASN ASP LYS THR LEU LYS LYS TYR LYS SEQRES 26 A 1305 MET SER VAL LEU PHE LYS GLN ILE LEU SER ASP THR GLU SEQRES 27 A 1305 SER LYS SER PHE VAL ILE ASP LYS LEU GLU ASP ASP SER SEQRES 28 A 1305 ASP VAL VAL THR THR MET GLN SER PHE TYR GLU GLN ILE SEQRES 29 A 1305 ALA ALA PHE LYS THR VAL GLU GLU LYS SER ILE LYS GLU SEQRES 30 A 1305 THR LEU SER LEU LEU PHE ASP ASP LEU LYS ALA GLN LYS SEQRES 31 A 1305 LEU ASP LEU SER LYS ILE TYR PHE LYS ASN ASP LYS SER SEQRES 32 A 1305 LEU THR ASP LEU SER GLN GLN VAL PHE ASP ASP TYR SER SEQRES 33 A 1305 VAL ILE GLY THR ALA VAL LEU GLU TYR ILE THR GLN GLN SEQRES 34 A 1305 ILE ALA PRO LYS ASN LEU ASP ASN PRO SER LYS LYS GLU SEQRES 35 A 1305 GLN GLU LEU ILE ALA LYS LYS THR GLU LYS ALA LYS TYR SEQRES 36 A 1305 LEU SER LEU GLU THR ILE LYS LEU ALA LEU GLU GLU PHE SEQRES 37 A 1305 ASN LYS HIS ARG ASP ILE ASP LYS GLN CYS ARG PHE GLU SEQRES 38 A 1305 GLU ILE LEU ALA ASN PHE ALA ALA ILE PRO MET ILE PHE SEQRES 39 A 1305 ASP GLU ILE ALA GLN ASN LYS ASP ASN LEU ALA GLN ILE SEQRES 40 A 1305 SER ILE LYS TYR GLN ASN GLN GLY LYS LYS ASP LEU LEU SEQRES 41 A 1305 GLN ALA SER ALA GLU ASP ASP VAL LYS ALA ILE LYS ASP SEQRES 42 A 1305 LEU LEU ASP GLN THR ASN ASN LEU LEU HIS LYS LEU LYS SEQRES 43 A 1305 ILE PHE HIS ILE SER GLN SER GLU ASP LYS ALA ASN ILE SEQRES 44 A 1305 LEU ASP LYS ASP GLU HIS PHE TYR LEU VAL PHE GLU GLU SEQRES 45 A 1305 CYS TYR PHE GLU LEU ALA ASN ILE VAL PRO LEU TYR ASN SEQRES 46 A 1305 LYS ILE ARG ASN TYR ILE THR GLN LYS PRO TYR SER ASP SEQRES 47 A 1305 GLU LYS PHE LYS LEU ASN PHE GLU ASN SER THR LEU ALA SEQRES 48 A 1305 ASN GLY TRP ASP LYS ASN LYS GLU PRO ASP ASN THR ALA SEQRES 49 A 1305 ILE LEU PHE ILE LYS ASP ASP LYS TYR TYR LEU GLY VAL SEQRES 50 A 1305 MET ASN LYS LYS ASN ASN LYS ILE PHE ASP ASP LYS ALA SEQRES 51 A 1305 ILE LYS GLU ASN LYS GLY GLU GLY TYR LYS LYS ILE VAL SEQRES 52 A 1305 TYR LYS LEU LEU PRO GLY ALA ASN LYS MET LEU PRO LYS SEQRES 53 A 1305 VAL PHE PHE SER ALA LYS SER ILE LYS PHE TYR ASN PRO SEQRES 54 A 1305 SER GLU ASP ILE LEU ARG ILE ARG ASN HIS SER THR HIS SEQRES 55 A 1305 THR LYS ASN GLY SER PRO GLN LYS GLY TYR GLU LYS PHE SEQRES 56 A 1305 GLU PHE ASN ILE GLU ASP CYS ARG LYS PHE ILE ASP PHE SEQRES 57 A 1305 TYR LYS GLN SER ILE SER LYS HIS PRO GLU TRP LYS ASP SEQRES 58 A 1305 PHE GLY PHE ARG PHE SER ASP THR GLN ARG TYR ASN SER SEQRES 59 A 1305 ILE ASP GLU PHE TYR ARG GLU VAL GLU ASN GLN GLY TYR SEQRES 60 A 1305 LYS LEU THR PHE GLU ASN ILE SER GLU SER TYR ILE ASP SEQRES 61 A 1305 SER VAL VAL ASN GLN GLY LYS LEU TYR LEU PHE GLN ILE SEQRES 62 A 1305 TYR ASN LYS ASP PHE SER ALA TYR SER LYS GLY ARG PRO SEQRES 63 A 1305 ASN LEU HIS THR LEU TYR TRP LYS ALA LEU PHE ASP GLU SEQRES 64 A 1305 ARG ASN LEU GLN ASP VAL VAL TYR LYS LEU ASN GLY GLU SEQRES 65 A 1305 ALA GLU LEU PHE TYR ARG LYS GLN SER ILE PRO LYS LYS SEQRES 66 A 1305 ILE THR HIS PRO ALA LYS GLU ALA ILE ALA ASN LYS ASN SEQRES 67 A 1305 LYS ASP ASN PRO LYS LYS GLU SER VAL PHE GLU TYR ASP SEQRES 68 A 1305 LEU ILE LYS ASP LYS ARG PHE THR GLU ASP LYS PHE PHE SEQRES 69 A 1305 PHE HIS CYS PRO ILE THR ILE ASN PHE LYS SER SER GLY SEQRES 70 A 1305 ALA ASN LYS PHE ASN ASP GLU ILE ASN LEU LEU LEU LYS SEQRES 71 A 1305 GLU LYS ALA ASN ASP VAL HIS ILE LEU SER ILE ASP ARG SEQRES 72 A 1305 GLY GLU ARG HIS LEU ALA TYR TYR THR LEU VAL ASP GLY SEQRES 73 A 1305 LYS GLY ASN ILE ILE LYS GLN ASP THR PHE ASN ILE ILE SEQRES 74 A 1305 GLY ASN ASP ARG MET LYS THR ASN TYR HIS ASP LYS LEU SEQRES 75 A 1305 ALA ALA ILE GLU LYS ASP ARG ASP SER ALA ARG PRO PRO SEQRES 76 A 1305 TRP LYS LYS ILE ASN ASN ILE LYS GLU MET LYS GLU GLY SEQRES 77 A 1305 TYR LEU SER GLN VAL VAL HIS GLU ILE ALA LYS LEU VAL SEQRES 78 A 1305 ILE GLU TYR ASN ALA ILE VAL VAL PHE GLU ASP LEU ASN SEQRES 79 A 1305 PHE GLY PHE LYS ARG GLY ARG PHE LYS VAL GLU LYS GLN SEQRES 80 A 1305 VAL TYR GLN LYS LEU GLU LYS MET LEU ILE GLU LYS LEU SEQRES 81 A 1305 ASN TYR LEU VAL PHE LYS ASP ASN GLU PHE ASP LYS THR SEQRES 82 A 1305 GLY GLY VAL LEU ARG ALA TYR GLN LEU THR ALA PRO PHE SEQRES 83 A 1305 GLU THR PHE LYS LYS MET GLY LYS GLN THR GLY ILE ILE SEQRES 84 A 1305 TYR TYR VAL PRO ALA GLY PHE THR SER LYS ILE CYS PRO SEQRES 85 A 1305 VAL THR GLY PHE VAL ASN GLN LEU TYR PRO LYS TYR GLU SEQRES 86 A 1305 SER VAL SER LYS SER GLN GLU PHE PHE SER LYS PHE ASP SEQRES 87 A 1305 LYS ILE CYS TYR ASN LEU ASP LYS GLY TYR PHE GLU PHE SEQRES 88 A 1305 SER PHE ASP TYR LYS ASN PHE GLY ASP LYS ALA ALA LYS SEQRES 89 A 1305 GLY LYS TRP THR ILE ALA SER PHE GLY SER ARG LEU ILE SEQRES 90 A 1305 ASN PHE ARG ASN SER ASP LYS ASN HIS ASN TRP ASP THR SEQRES 91 A 1305 ARG GLU VAL TYR PRO THR LYS GLU LEU GLU LYS LEU LEU SEQRES 92 A 1305 LYS ASP TYR SER ILE GLU TYR GLY HIS GLY GLU CYS ILE SEQRES 93 A 1305 LYS ALA ALA ILE CYS GLY GLU SER ASP LYS LYS PHE PHE SEQRES 94 A 1305 ALA LYS LEU THR SER VAL LEU ASN THR ILE LEU GLN MET SEQRES 95 A 1305 ARG ASN SER LYS THR GLY THR GLU LEU ASP TYR LEU ILE SEQRES 96 A 1305 SER PRO VAL ALA ASP VAL ASN GLY ASN PHE PHE ASP SER SEQRES 97 A 1305 ARG GLN ALA PRO LYS ASN MET PRO GLN ASP ALA ASP ALA SEQRES 98 A 1305 ASN GLY ALA TYR HIS ILE GLY LEU LYS GLY LEU MET LEU SEQRES 99 A 1305 LEU GLY ARG ILE LYS ASN ASN GLN GLU GLY LYS LYS LEU SEQRES 100 A 1305 ASN LEU VAL ILE LYS ASN GLU GLU TYR PHE GLU PHE VAL SEQRES 101 A 1305 GLN ASN ARG ASN ASN SEQRES 1 B 43 A A U U U C U A C U G U U SEQRES 2 B 43 G U A G A U G A G A A G U SEQRES 3 B 43 C A U U U A A U A A G G C SEQRES 4 B 43 C A C U SEQRES 1 C 24 DG DC DC DT DT DA DT DT DA DA DA DT DG SEQRES 2 C 24 DA DC DT DT DC DT DC DT DA DA DA SEQRES 1 D 24 DT DT DT DA DG DA DG DA DA DG DT DC DA SEQRES 2 D 24 DT DT DT DA DA DT DA DA DG DG DC HELIX 1 AA1 LYS A 26 GLY A 35 1 10 HELIX 2 AA2 ASP A 39 VAL A 69 1 31 HELIX 3 AA3 GLU A 73 TYR A 79 1 7 HELIX 4 AA4 TYR A 83 SER A 89 1 7 HELIX 5 AA5 LEU A 94 ASP A 115 1 22 HELIX 6 AA6 SER A 116 ASN A 121 1 6 HELIX 7 AA7 ASN A 124 ILE A 128 5 5 HELIX 8 AA8 ASP A 137 LYS A 143 1 7 HELIX 9 AA9 ASP A 161 SER A 171 1 11 HELIX 10 AB1 LYS A 180 TYR A 190 1 11 HELIX 11 AB2 SER A 198 ASP A 206 1 9 HELIX 12 AB3 ASP A 206 LYS A 222 1 17 HELIX 13 AB4 GLU A 232 LEU A 238 1 7 HELIX 14 AB5 GLU A 265 LEU A 273 5 9 HELIX 15 AB6 ASN A 274 GLY A 287 1 14 HELIX 16 AB7 GLY A 299 TYR A 307 1 9 HELIX 17 AB8 LYS A 613 THR A 618 1 6 HELIX 18 AB9 ASP A 643 GLU A 648 1 6 HELIX 19 AC1 MET A 668 PHE A 674 1 7 HELIX 20 AC2 LYS A 677 PHE A 681 5 5 HELIX 21 AC3 SER A 685 ARG A 692 1 8 HELIX 22 AC4 GLU A 715 HIS A 731 1 17 HELIX 23 AC5 TRP A 734 GLY A 738 5 5 HELIX 24 AC6 SER A 749 ASN A 759 1 11 HELIX 25 AC7 GLU A 771 GLY A 781 1 11 HELIX 26 AC8 ASN A 790 SER A 794 5 5 HELIX 27 AC9 ASN A 802 LEU A 811 1 10 HELIX 28 AD1 ASP A 813 ASP A 819 1 7 HELIX 29 AD2 LYS A 895 ALA A 908 1 14 HELIX 30 AD3 ASN A 909 VAL A 911 5 3 HELIX 31 AD4 LYS A 978 LYS A 994 1 17 HELIX 32 AD5 LEU A 995 ASN A 1000 1 6 HELIX 33 AD6 GLN A 1022 ASN A 1036 1 15 HELIX 34 AD7 VAL A 1102 LYS A 1111 1 10 HELIX 35 AD8 TYR A 1169 TYR A 1181 1 13 HELIX 36 AD9 ILE A 1191 GLU A 1198 1 8 HELIX 37 AE1 ASP A 1200 GLN A 1216 1 17 HELIX 38 AE2 ASP A 1242 ALA A 1246 5 5 HELIX 39 AE3 ASP A 1253 ASN A 1275 1 23 HELIX 40 AE4 LYS A 1287 ARG A 1298 1 12 SHEET 1 AA1 9 LYS A 595 PHE A 596 0 SHEET 2 AA1 9 GLU A 829 ARG A 833 -1 O TYR A 832 N PHE A 596 SHEET 3 AA1 9 LYS A 877 ILE A 886 -1 O HIS A 881 N GLU A 829 SHEET 4 AA1 9 LEU A 13 ILE A 22 -1 N LEU A 17 O CYS A 882 SHEET 5 AA1 9 LEU A 783 TYR A 789 -1 O TYR A 789 N GLU A 20 SHEET 6 AA1 9 LYS A 627 MET A 633 -1 N VAL A 632 O TYR A 784 SHEET 7 AA1 9 ILE A 620 LYS A 624 -1 N ILE A 620 O GLY A 631 SHEET 8 AA1 9 LYS A 655 LEU A 661 -1 O LYS A 655 N ILE A 623 SHEET 9 AA1 9 TYR A 762 GLU A 767 -1 O GLU A 767 N LYS A 656 SHEET 1 AA2 4 LYS A 595 PHE A 596 0 SHEET 2 AA2 4 GLU A 829 ARG A 833 -1 O TYR A 832 N PHE A 596 SHEET 3 AA2 4 LYS A 877 ILE A 886 -1 O HIS A 881 N GLU A 829 SHEET 4 AA2 4 TYR A 822 LEU A 824 -1 N LYS A 823 O THR A 885 SHEET 1 AA3 6 ILE A 935 THR A 940 0 SHEET 2 AA3 6 ALA A 924 VAL A 929 -1 N LEU A 928 O ILE A 936 SHEET 3 AA3 6 HIS A 912 ARG A 918 -1 N ILE A 913 O VAL A 929 SHEET 4 AA3 6 ALA A1001 GLU A1006 1 O ILE A1002 N LEU A 914 SHEET 5 AA3 6 ILE A1074 VAL A1077 1 O TYR A1075 N PHE A1005 SHEET 6 AA3 6 GLN A1070 THR A1071 -1 N THR A1071 O ILE A1074 SHEET 1 AA4 3 ILE A1115 CYS A1116 0 SHEET 2 AA4 3 GLU A1125 SER A1127 -1 O GLU A1125 N CYS A1116 SHEET 3 AA4 3 THR A1143 ILE A1144 -1 O ILE A1144 N PHE A1126 SHEET 1 AA5 2 ARG A1150 LEU A1151 0 SHEET 2 AA5 2 GLU A1167 VAL A1168 -1 O VAL A1168 N ARG A1150 CRYST1 1.000 1.000 1.000 90.00 90.00 90.00 P 1 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 1.000000 0.000000 0.000000 0.00000 SCALE2 0.000000 1.000000 0.000000 0.00000 SCALE3 0.000000 0.000000 1.000000 0.00000 MASTER 595 0 0 40 24 0 0 6 8481 4 0 109 END