6SKL: DNA replication licensing factor MCM2
Cryo-EM structure of the CMG Fork Protection Complex at a replication fork - Conformation 1. Determined by electron microscopy at 3.7 Å resolution. Released 6 May 2020.
- Method
- Electron microscopy
- Resolution
- 3.7 Å
- Organisms
- Saccharomyces cerevisiae (strain ATCC 204508 / S288c), synthetic construct
- Chains
- 18
- Atoms
- 59,184
- Mol. weight
- 1326.61 kDa
- Ligands
- ZN, ANP, MG
- Released
- 6 May 2020
Explore 6SKL in 3D
Show helices and sheets
RCSB PDB
PDBe
Secondary structure: helices and β-sheets
6SKL contains 383 α-helices and 301 β-strands across 16 chains. Residue ranges use author residue numbering, as in the PDB file, from PDBe. To see them in 3D, choose the Cartoon representation with Secondary structure coloring: helices, sheets and coils get different colors.
Chain 2: 34 helices, 27 β-strands
| Element | Residues | Length | Sheet |
|---|
| α-helix | 183-186 | 4 | |
| α-helix | 194-198 | 5 | |
| α-helix | 201-217 | 17 | |
| α-helix | 226-236 | 11 | |
| β-strand | 241-245 | 5 | 1 |
| α-helix | 246-250 | 5 | |
| α-helix | 255-262 | 8 | |
| α-helix | 264-280 | 17 | |
| α-helix | 286-288 | 3 | |
| β-strand | 294-298 | 5 | 1 |
| β-strand | 304 | 1 | 2 |
| α-helix | 306-308 | 3 | |
| α-helix | 311-313 | 3 | |
| β-strand | 317-327 | 11 | 2 |
| β-strand | 331-341 | 11 | 3 |
| β-strand | 348-352 | 5 | 3 |
| α-helix | 353 | 1 | |
| β-strand | 373-385 | 13 | 3 |
| β-strand | 386-391 | 6 | 2 |
| α-helix | 398 | 1 | |
| α-helix | 402-404 | 3 | |
| β-strand | 405-410 | 6 | 2 |
| β-strand | 423-433 | 11 | 2 |
| α-helix | 436-442 | 7 | |
| β-strand | 446 | 1 | 4 |
| β-strand | 448-458 | 11 | 2 |
| α-helix | 478-488 | 11 | |
| α-helix | 493-499 | 7 | |
| α-helix | 509-520 | 12 | |
| β-strand | 525-527 | 3 | 5 |
| β-strand | 531-533 | 3 | 5 |
| β-strand | 539-543 | 5 | 6 |
| α-helix | 549-559 | 11 | |
| β-strand | 563-567 | 5 | 6 |
| α-helix | 568-570 | 3 | |
| β-strand | 571 | 1 | 7 |
| β-strand | 578-582 | 5 | 8 |
| β-strand | 589-593 | 5 | 8 |
| α-helix | 595-598 | 4 | |
| β-strand | 602-607 | 6 | 6 |
| α-helix | 609-611 | 3 | |
| α-helix | 614-617 | 4 | |
| α-helix | 621-625 | 5 | |
| β-strand | 628-633 | 6 | 9 |
| β-strand | 636-641 | 6 | 9 |
| β-strand | 644-650 | 7 | 6 |
| α-helix | 653-655 | 3 | |
| α-helix | 663-666 | 4 | |
| α-helix | 671-674 | 4 | |
| β-strand | 679-683 | 5 | 6 |
| β-strand | 686 | 1 | 10 |
| α-helix | 691-705 | 15 | |
| α-helix | 740-753 | 14 | |
| α-helix | 760-773 | 14 | |
| β-strand | 777-778 | 2 | 11 |
| α-helix | 783-796 | 14 | |
| α-helix | 807-823 | 17 | |
| β-strand | 828-829 | 2 | 11 |
| α-helix | 831-846 | 16 | |
| α-helix | 851-860 | 10 | |
| α-helix | 862-865 | 4 | |
Chain 3: 36 helices, 28 β-strands
| Element | Residues | Length | Sheet |
|---|
| α-helix | 19-34 | 16 | |
| α-helix | 37-49 | 13 | |
| α-helix | 50-55 | 6 | |
| β-strand | 95-99 | 5 | 12 |
| α-helix | 100-106 | 7 | |
| α-helix | 108-116 | 9 | |
| α-helix | 118-136 | 19 | |
| α-helix | 144-147 | 4 | |
| β-strand | 154-158 | 5 | 12 |
| α-helix | 162-164 | 3 | |
| β-strand | 165-166 | 2 | 13 |
| α-helix | 173-175 | 3 | |
| β-strand | 179-187 | 9 | 13 |
| α-helix | 189-192 | 4 | |
| β-strand | 193-203 | 11 | 13 |
| β-strand | 208-213 | 6 | 13 |
| α-helix | 225-227 | 3 | |
| α-helix | 230-232 | 3 | |
| β-strand | 234 | 1 | 14 |
| β-strand | 240 | 1 | 14 |
| β-strand | 241-243 | 3 | 13 |
| β-strand | 249-259 | 11 | 13 |
| α-helix | 260-261 | 2 | |
| α-helix | 262-264 | 3 | |
| α-helix | 265-266 | 2 | |
| α-helix | 269-272 | 4 | |
| β-strand | 273-279 | 7 | 13 |
| β-strand | 291-301 | 11 | 13 |
| β-strand | 317 | 1 | 15 |
| β-strand | 318-329 | 12 | 13 |
| α-helix | 340-343 | 4 | |
| α-helix | 344-353 | 10 | |
| α-helix | 359-366 | 8 | |
| α-helix | 375-385 | 11 | |
| β-strand | 391 | 1 | 16 |
| β-strand | 399 | 1 | 16 |
| β-strand | 405-409 | 5 | 17 |
| α-helix | 415-425 | 11 | |
| β-strand | 429-433 | 5 | 17 |
| β-strand | 437 | 1 | 18 |
| α-helix | 439-442 | 4 | |
| β-strand | 444-449 | 6 | 19 |
| β-strand | 454-459 | 6 | 19 |
| α-helix | 460 | 1 | |
| α-helix | 461-464 | 4 | |
| β-strand | 469-473 | 5 | 17 |
| α-helix | 475-477 | 3 | |
| α-helix | 480-492 | 13 | |
| β-strand | 494-499 | 6 | 20 |
| β-strand | 502-507 | 6 | 20 |
| β-strand | 511-516 | 6 | 17 |
| α-helix | 529-532 | 4 | |
| α-helix | 537-542 | 6 | |
| β-strand | 545-549 | 5 | 17 |
| α-helix | 555-569 | 15 | |
| α-helix | 576-577 | 2 | |
| α-helix | 580-582 | 3 | |
| α-helix | 653-665 | 13 | |
| α-helix | 669 | 1 | |
| β-strand | 670-671 | 2 | 21 |
| α-helix | 673-687 | 15 | |
| α-helix | 699-715 | 17 | |
| β-strand | 720-721 | 2 | 21 |
| α-helix | 723-738 | 16 | |
Chain 4: 40 helices, 35 β-strands
| Element | Residues | Length | Sheet |
|---|
| β-strand | 178-180 | 3 | 22 |
| β-strand | 186 | 1 | 22 |
| α-helix | 187-198 | 12 | |
| β-strand | 202 | 1 | 23 |
| α-helix | 203-205 | 3 | |
| α-helix | 206-209 | 4 | |
| α-helix | 218-221 | 4 | |
| β-strand | 224 | 1 | 23 |
| α-helix | 225-236 | 12 | |
| β-strand | 240-244 | 5 | 24 |
| α-helix | 246-250 | 5 | |
| α-helix | 252-254 | 3 | |
| α-helix | 255-263 | 9 | |
| α-helix | 265-285 | 21 | |
| α-helix | 294-297 | 4 | |
| β-strand | 302-306 | 5 | 24 |
| α-helix | 314-316 | 3 | |
| α-helix | 319-321 | 3 | |
| β-strand | 325-335 | 11 | 25 |
| α-helix | 336-338 | 3 | |
| β-strand | 339-349 | 11 | 25 |
| β-strand | 355-359 | 5 | 25 |
| β-strand | 360-361 | 2 | 26 |
| β-strand | 364-365 | 2 | 26 |
| β-strand | 370 | 1 | 27 |
| β-strand | 379 | 1 | 27 |
| β-strand | 382-384 | 3 | 25 |
| α-helix | 386-388 | 3 | |
| β-strand | 390-401 | 12 | 25 |
| α-helix | 402 | 1 | |
| β-strand | 414-420 | 7 | 25 |
| α-helix | 421-423 | 3 | |
| β-strand | 432-442 | 11 | 25 |
| β-strand | 445 | 1 | 28 |
| β-strand | 453-454 | 2 | 28 |
| β-strand | 456 | 1 | 29 |
| β-strand | 458-468 | 11 | 25 |
| α-helix | 506-513 | 8 | |
| α-helix | 518-523 | 6 | |
| α-helix | 534-545 | 12 | |
| β-strand | 564-567 | 4 | 30 |
| α-helix | 574-584 | 11 | |
| β-strand | 589-592 | 4 | 30 |
| α-helix | 598-601 | 4 | |
| β-strand | 603-605 | 3 | 31 |
| β-strand | 616-618 | 3 | 31 |
| β-strand | 628-632 | 5 | 30 |
| α-helix | 634-636 | 3 | |
| α-helix | 639-642 | 4 | |
| α-helix | 646-651 | 6 | |
| β-strand | 653-658 | 6 | 32 |
| β-strand | 661-666 | 6 | 32 |
| β-strand | 670-675 | 6 | 30 |
| α-helix | 676-677 | 2 | |
| α-helix | 681-683 | 3 | |
| α-helix | 688-692 | 5 | |
| α-helix | 696-699 | 4 | |
| β-strand | 704-707 | 4 | 30 |
| α-helix | 714-724 | 11 | |
| α-helix | 725-728 | 4 | |
| α-helix | 746-757 | 12 | |
| β-strand | 762 | 1 | 33 |
| α-helix | 764-779 | 16 | |
| α-helix | 795-810 | 16 | |
| α-helix | 811-813 | 3 | |
| β-strand | 817 | 1 | 33 |
| α-helix | 819-833 | 15 | |
| α-helix | 847-849 | 3 | |
| α-helix | 852-875 | 24 | |
| β-strand | 880-882 | 3 | 34 |
| α-helix | 883-889 | 7 | |
| α-helix | 890-894 | 5 | |
| α-helix | 900-912 | 13 | |
| β-strand | 916-919 | 4 | 34 |
| β-strand | 923-926 | 4 | 34 |
Chain 5: 36 helices, 26 β-strands
| Element | Residues | Length | Sheet |
|---|
| α-helix | 21-37 | 17 | |
| β-strand | 40 | 1 | 35 |
| β-strand | 43 | 1 | 35 |
| α-helix | 45-55 | 11 | |
| β-strand | 60-64 | 5 | 36 |
| α-helix | 65-71 | 7 | |
| α-helix | 73-81 | 9 | |
| α-helix | 83-100 | 18 | |
| α-helix | 134-135 | 2 | |
| β-strand | 136-140 | 5 | 36 |
| α-helix | 144-147 | 4 | |
| α-helix | 148-150 | 3 | |
| α-helix | 153-155 | 3 | |
| β-strand | 159-169 | 11 | 15 |
| α-helix | 170-172 | 3 | |
| β-strand | 173-183 | 11 | 15 |
| β-strand | 189-193 | 5 | 15 |
| β-strand | 241-259 | 19 | 15 |
| α-helix | 260-261 | 2 | |
| α-helix | 262-264 | 3 | |
| α-helix | 266 | 1 | |
| α-helix | 269-272 | 4 | |
| β-strand | 273-279 | 7 | 15 |
| α-helix | 280-282 | 3 | |
| β-strand | 291-301 | 11 | 15 |
| β-strand | 323 | 1 | 3 |
| β-strand | 325-335 | 11 | 15 |
| α-helix | 351-360 | 10 | |
| α-helix | 366-373 | 8 | |
| α-helix | 382-393 | 12 | |
| β-strand | 398-399 | 2 | 37 |
| β-strand | 405-406 | 2 | 37 |
| β-strand | 412-416 | 5 | 38 |
| α-helix | 422-432 | 11 | |
| β-strand | 436-440 | 5 | 38 |
| α-helix | 441-443 | 3 | |
| β-strand | 444 | 1 | 9 |
| α-helix | 446-449 | 4 | |
| β-strand | 451-455 | 5 | 39 |
| β-strand | 462-466 | 5 | 39 |
| α-helix | 468-471 | 4 | |
| β-strand | 476-480 | 5 | 38 |
| α-helix | 482-484 | 3 | |
| α-helix | 487-490 | 4 | |
| α-helix | 493-496 | 4 | |
| β-strand | 501-506 | 6 | 18 |
| β-strand | 509-514 | 6 | 18 |
| β-strand | 518-523 | 6 | 38 |
| α-helix | 544-547 | 4 | |
| β-strand | 552-556 | 5 | 38 |
| α-helix | 562-576 | 15 | |
| α-helix | 579-590 | 12 | |
| α-helix | 596-609 | 14 | |
| α-helix | 612 | 1 | |
| β-strand | 613-614 | 2 | 40 |
| α-helix | 615 | 1 | |
| α-helix | 616-640 | 25 | |
| α-helix | 650-666 | 17 | |
| β-strand | 671-672 | 2 | 40 |
| α-helix | 674-684 | 11 | |
| α-helix | 685-689 | 5 | |
| α-helix | 690-693 | 4 | |
Chain 6: 34 helices, 34 β-strands
| Element | Residues | Length | Sheet |
|---|
| β-strand | 94-97 | 4 | 41 |
| α-helix | 99-101 | 3 | |
| α-helix | 102-104 | 3 | |
| α-helix | 106-121 | 16 | |
| β-strand | 124-125 | 2 | 42 |
| β-strand | 131-132 | 2 | 42 |
| α-helix | 135-146 | 12 | |
| β-strand | 150-154 | 5 | 43 |
| α-helix | 155-160 | 6 | |
| α-helix | 161-164 | 4 | |
| α-helix | 165-172 | 8 | |
| α-helix | 174-192 | 19 | |
| β-strand | 198 | 1 | 44 |
| α-helix | 259 | 1 | |
| β-strand | 260 | 1 | 44 |
| α-helix | 261-262 | 2 | |
| β-strand | 264-268 | 5 | 43 |
| β-strand | 274-275 | 2 | 4 |
| α-helix | 276-278 | 3 | |
| α-helix | 281-283 | 3 | |
| β-strand | 287-297 | 11 | 4 |
| β-strand | 301-311 | 11 | 4 |
| β-strand | 317-322 | 6 | 4 |
| β-strand | 344-346 | 3 | 4 |
| β-strand | 352-362 | 11 | 4 |
| α-helix | 373-375 | 3 | |
| β-strand | 376-382 | 7 | 4 |
| α-helix | 383-385 | 3 | |
| β-strand | 394-405 | 12 | 4 |
| α-helix | 407-410 | 4 | |
| β-strand | 437 | 1 | 45 |
| β-strand | 438 | 1 | 26 |
| β-strand | 448 | 1 | 45 |
| β-strand | 450-461 | 12 | 4 |
| α-helix | 501-507 | 7 | |
| α-helix | 510-520 | 11 | |
| α-helix | 525-532 | 8 | |
| α-helix | 541-552 | 12 | |
| α-helix | 554-556 | 3 | |
| β-strand | 557-558 | 2 | 46 |
| β-strand | 564-565 | 2 | 46 |
| β-strand | 571-575 | 5 | 47 |
| α-helix | 581-591 | 11 | |
| β-strand | 596-599 | 4 | 47 |
| α-helix | 605-608 | 4 | |
| β-strand | 610-614 | 5 | 48 |
| β-strand | 621-625 | 5 | 48 |
| α-helix | 627-630 | 4 | |
| β-strand | 635-639 | 5 | 47 |
| α-helix | 641-643 | 3 | |
| α-helix | 646-649 | 4 | |
| α-helix | 650-652 | 3 | |
| α-helix | 653-657 | 5 | |
| β-strand | 660-665 | 6 | 7 |
| β-strand | 668-673 | 6 | 7 |
| β-strand | 677-682 | 6 | 47 |
| α-helix | 695-698 | 4 | |
| α-helix | 703-706 | 4 | |
| β-strand | 711-715 | 5 | 47 |
| α-helix | 721-734 | 14 | |
| α-helix | 748-758 | 11 | |
| β-strand | 764-765 | 2 | 49 |
| α-helix | 767-783 | 17 | |
| β-strand | 786 | 1 | 10 |
| β-strand | 791 | 1 | 10 |
| α-helix | 797-813 | 17 | |
| β-strand | 818-819 | 2 | 49 |
| α-helix | 821-835 | 15 | |
Chain 7: 34 helices, 29 β-strands
| Element | Residues | Length | Sheet |
|---|
| β-strand | 7-8 | 2 | 13 |
| α-helix | 14-27 | 14 | |
| α-helix | 31-33 | 3 | |
| α-helix | 62-71 | 10 | |
| β-strand | 77-81 | 5 | 50 |
| α-helix | 82-94 | 13 | |
| α-helix | 102-106 | 5 | |
| α-helix | 110-122 | 13 | |
| α-helix | 125-128 | 4 | |
| α-helix | 134-136 | 3 | |
| α-helix | 139-154 | 16 | |
| α-helix | 194-197 | 4 | |
| β-strand | 201-205 | 5 | 50 |
| α-helix | 224 | 1 | |
| β-strand | 225 | 1 | 29 |
| α-helix | 226 | 1 | |
| α-helix | 227-229 | 3 | |
| α-helix | 232-234 | 3 | |
| β-strand | 238-248 | 11 | 29 |
| α-helix | 249-251 | 3 | |
| β-strand | 252-262 | 11 | 29 |
| β-strand | 268-272 | 5 | 29 |
| β-strand | 277-278 | 2 | 28 |
| β-strand | 283 | 1 | 51 |
| α-helix | 287-291 | 5 | |
| β-strand | 297 | 1 | 51 |
| β-strand | 298-300 | 3 | 29 |
| α-helix | 302-304 | 3 | |
| β-strand | 306-316 | 11 | 29 |
| β-strand | 330-336 | 7 | 29 |
| α-helix | 337-339 | 3 | |
| β-strand | 348-358 | 11 | 29 |
| α-helix | 363-367 | 5 | |
| β-strand | 371 | 1 | 13 |
| β-strand | 373-383 | 11 | 29 |
| α-helix | 397-405 | 9 | |
| α-helix | 410-416 | 7 | |
| α-helix | 426-437 | 12 | |
| β-strand | 442 | 1 | 52 |
| β-strand | 450 | 1 | 52 |
| β-strand | 456-459 | 4 | 53 |
| α-helix | 466-476 | 11 | |
| β-strand | 481-484 | 4 | 53 |
| β-strand | 496-499 | 4 | 54 |
| β-strand | 506-509 | 4 | 54 |
| α-helix | 512-515 | 4 | |
| β-strand | 520-524 | 5 | 53 |
| α-helix | 531-543 | 13 | |
| β-strand | 545-547 | 3 | 55 |
| β-strand | 550 | 1 | 56 |
| β-strand | 553 | 1 | 56 |
| β-strand | 556-558 | 3 | 55 |
| β-strand | 562-566 | 5 | 53 |
| α-helix | 580-583 | 4 | |
| α-helix | 588-591 | 4 | |
| β-strand | 596-599 | 4 | 53 |
| α-helix | 606-621 | 16 | |
| α-helix | 625-627 | 3 | |
| α-helix | 631-634 | 4 | |
| α-helix | 635-646 | 12 | |
| α-helix | 654-671 | 18 | |
| α-helix | 686-702 | 17 | |
| α-helix | 713-728 | 16 | |
Chain A: 7 helices, 5 β-strands
| Element | Residues | Length | Sheet |
|---|
| α-helix | 3-22 | 20 | |
| α-helix | 27-32 | 6 | |
| α-helix | 34-60 | 27 | |
| α-helix | 64-103 | 40 | |
| α-helix | 120-122 | 3 | |
| α-helix | 125-142 | 18 | |
| β-strand | 162-167 | 6 | 57 |
| β-strand | 172-176 | 5 | 58 |
| β-strand | 179-183 | 5 | 58 |
| β-strand | 188-192 | 5 | 57 |
| α-helix | 193-201 | 9 | |
| β-strand | 205-206 | 2 | 57 |
Chain B: 10 helices, 4 β-strands
| Element | Residues | Length | Sheet |
|---|
| α-helix | 5-7 | 3 | |
| α-helix | 13-20 | 8 | |
| β-strand | 24-29 | 6 | 59 |
| α-helix | 34-36 | 3 | |
| α-helix | 57-59 | 3 | |
| β-strand | 69-72 | 4 | 59 |
| α-helix | 73-81 | 9 | |
| β-strand | 85-87 | 3 | 59 |
| α-helix | 95-107 | 13 | |
| α-helix | 119-129 | 11 | |
| α-helix | 138-159 | 22 | |
| α-helix | 160-162 | 3 | |
| β-strand | 168-169 | 2 | 60 |
| α-helix | 175-199 | 25 | |
8 more chain groups are not listed. Open the entry in the viewer and use the sequence panel to see them.
Molecules and chains
| Molecule | Chains | Type | Length | Organism | UniProt |
|---|
| DNA replication licensing factor MCM2 | 2 | protein | 868 | Saccharomyces cerevisiae (strain ATCC 204508 / S288c) | P29469 (AlphaFold model) |
| DNA replication licensing factor MCM3 | 3 | protein | 971 | Saccharomyces cerevisiae (strain ATCC 204508 / S288c) | P24279 (AlphaFold model) |
| DNA replication licensing factor MCM4 | 4 | protein | 933 | Saccharomyces cerevisiae (strain ATCC 204508 / S288c) | P30665 (AlphaFold model) |
| Minichromosome maintenance protein 5 | 5 | protein | 775 | Saccharomyces cerevisiae (strain ATCC 204508 / S288c) | P29496 (AlphaFold model) |
| DNA replication licensing factor MCM6 | 6 | protein | 1017 | Saccharomyces cerevisiae (strain ATCC 204508 / S288c) | P53091 |
| DNA replication licensing factor MCM7 | 7 | protein | 845 | Saccharomyces cerevisiae (strain ATCC 204508 / S288c) | P38132 |
| DNA replication complex GINS protein PSF1 | A | protein | 208 | Saccharomyces cerevisiae (strain ATCC 204508 / S288c) | Q12488 |
| DNA replication complex GINS protein PSF2 | B | protein | 213 | Saccharomyces cerevisiae (strain ATCC 204508 / S288c) | P40359 |
| DNA replication complex GINS protein PSF3 | C | protein | 217 | Saccharomyces cerevisiae (strain ATCC 204508 / S288c) | Q12146 |
| DNA replication complex GINS protein SLD5 | D | protein | 294 | Saccharomyces cerevisiae (strain ATCC 204508 / S288c) | Q03406 |
| Cell division control protein 45 | E | protein | 650 | Saccharomyces cerevisiae (strain ATCC 204508 / S288c) | Q08032 |
| DNA polymerase alpha-binding protein | F, G, H | protein | 927 | Saccharomyces cerevisiae (strain ATCC 204508 / S288c) | Q01454 |
4 more molecules are not listed.
Sequence of entity 1 (2), FASTA
>6SKL_1 DNA replication licensing factor MCM2 (chains 2)
MSDNRRRRREEDDSDSENELPPSSPQQHFRGGMNPVSSPIGSPDMINPEGDDNEVDDVPD
IDEVEEQMNEVDLMDDNMYEDYAADHNRDRYDPDQVDDREQQELSLSERRRIDAQLNERD
RLLRNVAYIDDEDEEQEGAAQLDEMGLPVQRRRRRRQYEDLENSDDDLLSDMDIDPLREE
LTLESLSNVKANSYSEWITQPNVSRTIARELKSFLLEYTDETGRSVYGARIRTLGEMNSE
SLEVNYRHLAESKAILALFLAKCPEEMLKIFDLVAMEATELHYPDYARIHSEIHVRISDF
PTIYSLRELRESNLSSLVRVTGVVTRRTGVFPQLKYVKFNCLKCGSILGPFFQDSNEEIR
ISFCTNCKSKGPFRVNGEKTVYRNYQRVTLQEAPGTVPPGRLPRHREVILLADLVDVSKP
GEEVEVTGIYKNNYDGNLNAKNGFPVFATIIEANSIKRREGNTANEGEEGLDVFSWTEEE
EREFRKISRDRGIIDKIISSMAPSIYGHRDIKTAVACSLFGGVPKNVNGKHSIRGDINVL
LLGDPGTAKSQILKYVEKTAHRAVFATGQGASAVGLTASVRKDPITKEWTLEGGALVLAD
KGVCLIDEFDKMNDQDRTSIHEAMEQQSISISKAGIVTTLQARCSIIAAANPNGGRYNST
LPLAQNVSLTEPILSRFDILCVVRDLVDEEADERLATFVVDSHVRSHPENDEDREGEELK
NNGESAIEQGEDEINEQLNARQRRLQRQRKKEEEISPIPQELLMKYIHYARTKIYPKLHQ
MDMDKVSRVYADLRRESISTGSFPITVRHLESILRIAESFAKMRLSEFVSSYDLDRAIKV
VVDSFVDAQKVSVRRQLRRSFAIYTLGH
Sequence of entity 2 (3), FASTA
>6SKL_2 DNA replication licensing factor MCM3 (chains 3)
MEGSTGFDGDATTFFAPDAVFGDRVRRFQEFLDTFTSYRDSVRSIQVYNSNNAANYNDDQ
DDADERDLLGDDDGDDLEKEKKAASSTSLNILPHRIIISLDDLREFDRSFWSGILVEPAY
FIPPAEKALTDLADSMDDVPHPNASAVSSRHPWKLSFKGSFGAHALSPRTLTAQHLNKLV
SVEGIVTKTSLVRPKLIRSVHYAAKTGRFHYRDYTDATTTLTTRIPTPAIYPTEDTEGNK
LTTEYGYSTFIDHQRITVQEMPEMAPAGQLPRSIDVILDDDLVDKTKPGDRVNVVGVFKS
LGAGGMNQSNSNTLIGFKTLILGNTVYPLHARSTGVAARQMLTDFDIRNINKLSKKKDIF
DILSQSLAPSIYGHDHIKKAILLMLMGGVEKNLENGSHLRGDINILMVGDPSTAKSQLLR
FVLNTASLAIATTGRGSSGVGLTAAVTTDRETGERRLEAGAMVLADRGVVCIDEFDKMTD
VDRVAIHEVMEQQTVTIAKAGIHTTLNARCSVIAAANPVFGQYDVNRDPHQNIALPDSLL
SRFDLLFVVTDDINEIRDRSISEHVLRTHRYLPPGYLEGEPVRERLNLSLAVGEDADINP
EEHSNSGAGVENEGEDDEDHVFEKFNPLLQAGAKLAKNKGNYNGTEIPKLVTIPFLRKYV
QYAKERVIPQLTQEAINVIVKNYTDLRNDDNTKKSPITARTLETLIRLATAHAKVRLSKT
VNKVDAKVAANLLRFALLGEDIGNDIDEEESEYEEALSKRSPQKSPKKRQRVRQPASNSG
SPIKSTPRRSTASSVNATPSSARRILRFQDDEQNAGEDDNDIMSPLPADEEAELQRRLQL
GLRVSPRRREHLHAPEEGSSGPLTEVGTPRLPNVSSAGQDDEQQQSVISFDNVEPGTIST
GRLSLISGIIARLMQTEIFEEESYPVASLFERINEELPEEEKFSAQEYLAGLKIMSDRNN
LMVADDKVWRV
Sequence of entity 3 (4), FASTA
>6SKL_3 DNA replication licensing factor MCM4 (chains 4)
MSQQSSSPTKEDNNSSSPVVPNPDSVPPQLSSPALFYSSSSSQGDIYGRNNSQNLSQGEG
NIRAAIGSSPLNFPSSSQRQNSDVFQSQGRQGRIRSSASASGRSRYHSDLRSDRALPTSS
SSLGRNGQNRVHMRRNDIHTSDLSSPRRIVDFDTRSGVNTLDTSSSSAPPSEASEPLRII
WGTNVSIQECTTNFRNFLMSFKYKFRKILDEREEFINNTTDEELYYIKQLNEMRELGTSN
LNLDARNLLAYKQTEDLYHQLLNYPQEVISIMDQTIKDCMVSLIVDNNLDYDLDEIETKF
YKVRPYNVGSCKGMRELNPNDIDKLINLKGLVLRSTPVIPDMKVAFFKCNVCDHTMAVEI
DRGVIQEPARCERIDCNEPNSMSLIHNRCSFADKQVIKLQETPDFVPDGQTPHSISLCVY
DELVDSCRAGDRIEVTGTFRSIPIRANSRQRVLKSLYKTYVDVVHVKKVSDKRLDVDTST
IEQELMQNKVDHNEVEEVRQITDQDLAKIREVAAREDLYSLLARSIAPSIYELEDVKKGI
LLQLFGGTNKTFTKGGRYRGDINILLCGDPSTSKSQILQYVHKITPRGVYTSGKGSSAVG
LTAYITRDVDTKQLVLESGALVLSDGGVCCIDEFDKMSDSTRSVLHEVMEQQTISIAKAG
IITTLNARSSILASANPIGSRYNPNLPVTENIDLPPPLLSRFDLVYLVLDKVDEKNDREL
AKHLTNLYLEDKPEHISQDDVLPVEFLTMYISYAKEHIHPIITEAAKTELVRAYVGMRKM
GDDSRSDEKRITATTRQLESMIRLAEAHAKMKLKNVVELEDVQEAVRLIRSAIKDYATDP
KTGKIDMNLVQTGKSVIQRKLQEDLSREIMNVLKDQASDSMSFNELIKQINEHSQDRVES
SDIQEALSRLQQEDKVIVLGEGVRRSVRLNNRV
Sequence of entity 4 (5), FASTA
>6SKL_4 Minichromosome maintenance protein 5 (chains 5)
MSFDRPEIYSAPVLQGESPNDDDNTEIIKSFKNFILEFRLDSQFIYRDQLRNNILVKNYS
LTVNMEHLIGYNEDIYKKLSDEPSDIIPLFETAITQVAKRISILSRAQSANNNDKDPENT
SMDTDSLLLNSLPTFQLILNSNANQIPLRDLDSEHVSKIVRLSGIIISTSVLSSRATYLS
IMCRNCRHTTSITINNFNSITGNTVSLPRSCLSTIESESSMANESNIGDESTKKNCGPDP
YIIIHESSKFIDQQFLKLQEIPELVPVGEMPRNLTMTCDRYLTNKVIPGTRVTIVGIYSI
YNSKNGAGSGRSGGGNGGSGVAIRTPYIKILGIQSDVETSSIWNSVTMFTEEEEEEFLQL
SRNPKLYEILTNSIAPSIFGNEDIKKAIVCLLMGGSKKILPDGMRLRGDINVLLLGDPGT
AKSQLLKFVEKVSPIAVYTSGKGSSAAGLTASVQRDPMTREFYLEGGAMVLADGGVVCID
EFDKMRDEDRVAIHEAMEQQTISIAKAGITTVLNSRTSVLAAANPIYGRYDDLKSPGDNI
DFQTTILSRFDMIFIVKDDHNEERDISIANHVINIHTGNANAMQNQQEENGSEISIEKMK
RYITYCRLKCAPRLSPQAAEKLSSNFVTIRKQLLINELESTERSSIPITIRQLEAIIRIT
ESLAKLELSPIAQERHVDEAIRLFQASTMDAASQDPIGGLNQASGTSLSEIRRFEQELKR
RLPIGWSTSYQTLRREFVDTHRFSQLALDKALYALEKHETIQLRHQGQNIYRSGV
Sequence of entity 5 (6), FASTA
>6SKL_5 DNA replication licensing factor MCM6 (chains 6)
MSSPFPADTPSSNRPSNSSPPPSSIGAGFGSSSGLDSQIGSRLHFPSSSQPHVSNSQTGP
FVNDSTQFSSQRLQTDGSATNDMEGNEPARSFKSRALNHVKKVDDVTGEKVREAFEQFLE
DFSVQSTDTGEVEKVYRAQIEFMKIYDLNTIYIDYQHLSMRENGALAMAISEQYYRFLPF
LQKGLRRVVRKYAPELLNTSDSLKRSEGDEGQADEDEQQDDDMNGSSLPRDSGSSAAPGN
GTSAMATRSITTSTSPEQTERVFQISFFNLPTVHRIRDIRSEKIGSLLSISGTVTRTSEV
RPELYKASFTCDMCRAIVDNVEQSFKYTEPTFCPNPSCENRAFWTLNVTRSRFLDWQKVR
IQENANEIPTGSMPRTLDVILRGDSVERAKPGDRCKFTGVEIVVPDVTQLGLPGVKPSST
LDTRGISKTTEGLNSGVTGLRSLGVRDLTYKISFLACHVISIGSNIGASSPDANSNNRET
ELQMAANLQANNVYQDNERDQEVFLNSLSSDEINELKEMVKDEHIYDKLVRSIAPAVFGH
EAVKKGILLQMLGGVHKSTVEGIKLRGDINICVVGDPSTSKSQFLKYVVGFAPRSVYTSG
KASSAAGLTAAVVRDEEGGDYTIEAGALMLADNGICCIDEFDKMDISDQVAIHEAMEQQT
ISIAKAGIHATLNARTSILAAANPVGGRYNRKLSLRGNLNMTAPIMSRFDLFFVILDDCN
EKIDTELASHIVDLHMKRDEAIEPPFSAEQLRRYIKYARTFKPILTKEARSYLVEKYKEL
RKDDAQGFSRSSYRITVRQLESMIRLSEAIARANCVDEITPSFIAEAYDLLRQSIIRVDV
DDVEMDEEFDNIESQSHAASGNNDDNDDGTGSGVITSEPPADIEEGQSEATARPGTSEKK
KTTVTYDKYVSMMNMIVRKIAEVDREGAEELTAVDIVDWYLLQKENDLGSLAEYWEERRL
AFKVIKRLVKDRILMEIHGTRHNLRDLENEENENNKTVYVIHPNCEVLDQLEPQDSS
Sequence of entity 6 (7), FASTA
>6SKL_6 DNA replication licensing factor MCM7 (chains 7)
MSAALPSIQLPVDYNNLFNEITDFLVTFKQDTLSSDATRNENEDENLDAENIEQHLLEKG
PKYMAMLQKVANRELNSVIIDLDDILQYQNEKFLQGTQADDLVSAIQQNANHFTELFCRA
IDNNMPLPTKEIDYKDDVLDVILNQRRLRNERMLSDRTNEIRSENLMDTTMDPPSSMNDA
LREVVEDETELFPPNLTRRYFLYFKPLSQNCARRYRKKAISSKPLSVRQIKGDFLGQLIT
VRGIITRVSDVKPAVEVIAYTCDQCGYEVFQEVNSRTFTPLSECTSEECSQNQTKGQLFM
STRASKFSAFQECKIQELSQQVPVGHIPRSLNIHVNGTLVRSLSPGDIVDVTGIFLPAPY
TGFKALKAGLLTETYLEAQFVRQHKKKFASFSLTSDVEERVMELITSGDVYNRLAKSIAP
EIYGNLDVKKALLLLLVGGVDKRVGDGMKIRGDINVCLMGDPGVAKSQLLKAICKISPRG
VYTTGKGSSGVGLTAAVMKDPVTDEMILEGGALVLADNGICCIDEFDKMDESDRTAIHEV
MEQQTISISKAGINTTLNARTSILAAANPLYGRYNPRLSPLDNINLPAALLSRFDILFLM
LDIPSRDDDEKLAEHVTYVHMHNKQPDLDFTPVEPSKMREYIAYAKTKRPVMSEAVNDYV
VQAYIRLRQDSKREMDSKFSFGQATPRTLLGIIRLSQALAKLRLADMVDIDDVEEALRLV
RVSKESLYQETNKSKEDESPTTKIFTIIKKMLQETGKNTLSYENIVKTVRLRGFTMLQLS
NCIQEYSYLNVWHLINEGNTLKFVDDGTMDTDQEDSLVSTPKLAPQTTASANVSAQDSDI
DLQDA
Sequence of entity 7 (A), FASTA
>6SKL_7 DNA replication complex GINS protein PSF1 (chains A)
MYGDLGNKLVLEAKRTKQLYARSNQDVNLPMYHEDIIRNILKEVSNLRKNTEYLKEQQQL
GMLDDKVAKCQYFVTLLCMERNKRCLLAYQRLRTDILDSMAWNNNGLDLMSSITFSQQDT
NNLSHQEQEYLKEYCDLITDLKSGDLVDIDLSGSLVPPSDVFIDVRVLKDAGEIQTEYGV
FNLIKDSQFFVRQSDVERLIQQGYLQKI
Sequence of entity 8 (B), FASTA
>6SKL_8 DNA replication complex GINS protein PSF2 (chains B)
MSLPAHLQQTFSPEEIQFIVENEPIKIFPRITTRQKIRGDDRGTGNHTRWQLITTDDKAL
NNMVAMRSTEVVLWIALLLKQQSKCSIVAPQWLTTKELDRKIQYEKTHPDRFSELPWNWL
VLARILFNKAKDDFHDPIHELRGKIQDLREIRQIKVLKGLKYLNESHLQLDNLSLLEINE
LRPFITEIMDKLREIHTASLTAGTENDEEEFNI
Sequence of entity 9 (C), FASTA
>6SKL_9 DNA replication complex GINS protein PSF3 (chains C)
MGSSHHHHHHSSGLVPRGSHMASMGYYDIDDVLADGTEFPCKFQYDIPGLGYLENNPGRP
ITKNTKLSLPLWLARILAIVGGDEALVDEEPVPFVELLPPDMFSTKVMNAIKTDPVALDL
HSINSHFFSLAIKWIMLFSEKELANVVSELLLQRAQELNHHASSLSIDLNADSTGKNSAN
TNIATSTFLLKLEEMEKEIYKKSHESYKDTKRWMFKK
Sequence of entity 10 (D), FASTA
>6SKL_10 DNA replication complex GINS protein SLD5 (chains D)
MDINIDDILAELDKETTAVDSTKITQGSSSTTHRDANTIVGSSLDLNDKTQIYVSPQQDF
SDLMKSWKNERCSPELLPYPHQLMKRLLNRISMQSQLIENISMGFLDMQNASNANPPMPN
ESKLPLLCMETELERLKFVIRSYIRCRLSKIDKFSLYLRQLNEDENSLISLTDLLSKDEI
KYHDTHSLIWLKLVNDSILKYMPEELQAINDTEGSVNMIDEPDWNKFVFIHVNGPPDGKW
NEDPLLQENEFGKPCYTVTIPDLKEEVELTIGSIYVMRYEVIRDLLRDDKVALI
Sequence of entity 11 (E), FASTA
>6SKL_11 Cell division control protein 45 (chains E)
MYYGISQFSEAYNKILRNSSSHSSCQLVIFVSCLNIDALCATKMLSLLFKKQLVQSQIVP
IFGYSELRRHYSQLDDNINSLLLVGFGGVIDLEAFLEIDPQEYVIDTDEKSGEQSFRRDI
YVLDAHRPWNLDNIFGSQIIQCFDDGTVDDTLGEQKEAYYKLLELDEESGDDELSGDEND
NNGGDDEATDADEVTDEDEEDEDETISNKRGNSSIGPNDLSKRKQRKKQIHEYEGVLEEY
YSQGTTVVNSISAQIYSLLSAIGETNLSNLWLNILGTTSLDIAYAQVYNRLYPLLQDEVK
RLTPSSRNSVKTPDTLTLNIQPDYYLFLLRHSSLYDSFYYSNYVNAKLSLWNENGKKRLH
KMFARMGIPLSTAQETWLYMDHSIKRELGIIFDKNLDRYGLQDIIRDGFVRTLGYRGSIS
ASEFVEALTALLEVGNSTDKDSVKINNDNNDDTDGEEEEDNSAQKLTNLRKRWVSNFWLS
WDALDDRKVELLNRGIQLAQDLQRAIFNTGVAILEKKLIKHLRIYRLCVLQDGPDLDLYR
NPLTLLRLGNWLIECCAESEDKQLLPMVLASIDENTDTYLVAGLTPRYPRGLDTIHTKKP
ILNNFSMAFQQITAETDAKVRIDNFESSIIEIRREDLSPFLEKLTLSGLL
Sequence of entity 12 (F, G, H), FASTA
>6SKL_12 DNA polymerase alpha-binding protein (chains F, G, H)
MVSVIDKLVFDFGGKTLVSLAPDNNTLCVANKNGLTKILKTNNPEEEPETLDSSKLVSSI
KCYSNSHFLMTTMQGDALRYNIDSSQEELLARFALPLRDCCVIHSGKMAVFGGDDLELIL
LELDDETHKKHAIKIDEQVSQISYNSQMNILAVSMINGKVQIFSLTSTIPNKVHELNDYI
VANSYDDTHRDKILSNMMDDIDKDNDNDLSETADPDENNVADPEFCAANRICTRVAWHPK
GLHFALPCADDTVKIFSIKGYSLQKTLSTNLSSTKAHFIDLQFDPLRGTYIAAVDLNNKL
TVWNWETSEIHYTREFKRKITNIAWKIQADSKTLDLVLGTWSGSIAIVQNLAESVVSNIP
DQSVAESSTKHGLFVDSESDLENLEGNDDINKSDKLFSDITQEANAEDVFTQTHDGPSGL
SEKRKYNFEDEEDFIDDDDGAGYISGKKPHNEHSYSRVHKTHSFPISLANTGKFRYMPFS
PAGTPFGFTDRRYLTMNEVGYVSTVKNSEQYSITVSFFDVGRFREYHFEDLFGYDLCFLN
EKGTLFGQSKTGQIQYRPHDSIHSNWTKIIPLQAGERITSVAATPVRVIVGTSLGYFRSF
NQFGVPFAVEKTSPIVALTAQNYRVFSVHYSQFHGLSYSLSELGTSSKRYYKRECPLPMS
LPNINSDMKKDANLDYYNFNPMGIKSLFFSSYGDPCIFGSDNTLLLLSKWRSPEESKWLP
ILDSNMEIWKMSGGKETTDIHVWPLALAYDTLNCILVKGKHIWPEFPLPLPSEMEIRMPV
FVKSKLLEENKAILNKKNEIGADTEAEEGEEDKEIQIPVSMAAEEEYLRSKVLSELLTDT
LENDGEMYGNENEVLAALNGAYDKALLRLFASACSDQNVEKALSLAHELKQDRALTAAVK
ISERAELPSLVKKINNIREARYEQQLK
Ligands and cofactors
| ID | Name | Formula | Copies |
|---|
| ZN | Zinc ion | Zn | 5 |
| ANP | Phosphoaminophosphonic acid-adenylate ester | C10 H17 N6 O12 P3 | 3 |
| MG | Magnesium ion | Mg | 3 |
Primary citation
Cryo-EM Structure of the Fork Protection Complex Bound to CMG at a Replication Fork. Baretic, D., Jenkyn-Bedford, M., Aria, V. et al. Mol Cell (2020) 78:926-940.e13. DOI 10.1016/j.molcel.2020.04.012 · PubMed
Other PDB entries of the same protein (UniProt P29469 (AlphaFold model), which also has an AlphaFold model), best resolution first:
- 7W8G 2.52 Å, Cryo-EM structure of MCM double hexamer
- 28VY 2.7 Å, sCMGE assembled on ARS1 DNA with Sld2 and RPA
- 8RIF 2.79 Å, Cryo-EM structure of the MCM double hexamer loaded onto dsDNA.
- 7V3V 2.9 Å, Cryo-EM structure of MCM double hexamer bound with DDK in State I
- 9TH8 2.9 Å, Cryo-EM structure of MCM2-7 DH bound to Sld3-Sld7, Cdc45 and DNA
- 7P30 3.0 Å, 3.0 A resolution structure of a DNA-loaded MCM double hexamer
- 8KG6 3.07 Å, Yeast replisome in state I
- 9RHL 3.1 Å, Phospho-DH bound by Sld3-MBD on ARS1 DNA
- 7PMK 3.2 Å, S. cerevisiae replisome-SCF(Dia2) complex bound to double-stranded DNA (conformation I)
- 7PMN 3.2 Å, S. cerevisiae replisome-SCF(Dia2) complex bound to double-stranded DNA (conformation II)
- 7PT6 3.2 Å, Structure of MCM2-7 DH complexed with Cdc7-Dbf4 in the presence of ATPgS, state III
- 7V3U 3.2 Å, Cryo-EM structure of MCM double hexamer with structured Mcm4-NSD
Browse structure collections
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