22VT: DNA replication licensing factor MCM2
Structure of human MCM2-7 single hexamer with MCM3-WHD attached to MCM2-CTD, containing Meier-Gorlin Syndrome mutation (MCM3-Q761L). Determined by electron microscopy at 3.3 Å resolution. Released 20 May 2026.
- Method
- Electron microscopy
- Resolution
- 3.3 Å
- Organism
- Homo sapiens
- Chains
- 6
- Atoms
- 27,147
- Mol. weight
- 549.35 kDa
- Ligands
- MG, ZN, ATP, ADP
- Released
- 20 May 2026
Explore 22VT in 3D
Show helices and sheets
RCSB PDB
PDBe
Secondary structure: helices and β-sheets
22VT contains 180 α-helices and 176 β-strands across 6 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: 33 helices, 28 β-strands
| Element | Residues | Length | Sheet |
|---|
| α-helix | 191-203 | 13 | |
| α-helix | 214-224 | 11 | |
| β-strand | 230-233 | 4 | 1 |
| α-helix | 234-238 | 5 | |
| α-helix | 242-250 | 9 | |
| α-helix | 252-270 | 19 | |
| β-strand | 283-286 | 4 | 1 |
| α-helix | 294-296 | 3 | |
| α-helix | 299-301 | 3 | |
| β-strand | 305 | 1 | 2 |
| β-strand | 308-312 | 5 | 2 |
| β-strand | 314-315 | 2 | 3 |
| β-strand | 322-328 | 7 | 4 |
| β-strand | 335-340 | 6 | 4 |
| α-helix | 360-361 | 2 | |
| β-strand | 362-370 | 9 | 4 |
| β-strand | 374-379 | 6 | 2 |
| α-helix | 390-392 | 3 | |
| β-strand | 393-398 | 6 | 2 |
| β-strand | 411-414 | 4 | 2 |
| β-strand | 417-422 | 6 | 2 |
| β-strand | 435-440 | 6 | 2 |
| β-strand | 444-446 | 3 | 2 |
| α-helix | 459-469 | 11 | |
| α-helix | 473-480 | 8 | |
| α-helix | 489-500 | 12 | |
| β-strand | 519-523 | 5 | 5 |
| α-helix | 529-539 | 11 | |
| β-strand | 543 | 1 | 6 |
| β-strand | 546-547 | 2 | 5 |
| β-strand | 559-562 | 4 | 3 |
| β-strand | 569-572 | 4 | 3 |
| α-helix | 575-578 | 4 | |
| β-strand | 582-583 | 2 | 6 |
| β-strand | 586-587 | 2 | 5 |
| α-helix | 594-605 | 12 | |
| β-strand | 610-613 | 4 | 7 |
| β-strand | 616-619 | 4 | 7 |
| β-strand | 624-625 | 2 | 6 |
| β-strand | 627-629 | 3 | 5 |
| α-helix | 631-632 | 2 | |
| α-helix | 633-635 | 3 | |
| α-helix | 643-646 | 4 | |
| α-helix | 651-656 | 6 | |
| β-strand | 659-663 | 5 | 5 |
| α-helix | 669-685 | 17 | |
| α-helix | 716-719 | 4 | |
| α-helix | 720-726 | 7 | |
| α-helix | 740-756 | 17 | |
| α-helix | 760-761 | 2 | |
| α-helix | 764-780 | 17 | |
| α-helix | 788-802 | 15 | |
| α-helix | 808-815 | 8 | |
| α-helix | 819-822 | 4 | |
| α-helix | 830-850 | 21 | |
| α-helix | 852-854 | 3 | |
| α-helix | 866-872 | 7 | |
| α-helix | 878-882 | 5 | |
| α-helix | 884-888 | 5 | |
| β-strand | 892 | 1 | 8 |
| β-strand | 900 | 1 | 8 |
Chain 3: 30 helices, 28 β-strands
| Element | Residues | Length | Sheet |
|---|
| α-helix | 16-19 | 4 | |
| α-helix | 20-23 | 4 | |
| α-helix | 39-42 | 4 | |
| β-strand | 47-50 | 4 | 9 |
| α-helix | 51-57 | 7 | |
| α-helix | 59-67 | 9 | |
| α-helix | 70-87 | 18 | |
| α-helix | 89-94 | 6 | |
| β-strand | 100-103 | 4 | 9 |
| α-helix | 118-120 | 3 | |
| β-strand | 121 | 1 | 10 |
| β-strand | 124-126 | 3 | 11 |
| β-strand | 129-135 | 7 | 12 |
| α-helix | 136-137 | 2 | |
| β-strand | 197-202 | 6 | 12 |
| α-helix | 213-216 | 4 | |
| β-strand | 217-221 | 5 | 12 |
| β-strand | 234-235 | 2 | 12 |
| β-strand | 238-240 | 3 | 11 |
| β-strand | 241 | 1 | 10 |
| α-helix | 255-257 | 3 | |
| β-strand | 259-261 | 3 | 12 |
| β-strand | 264 | 1 | 11 |
| α-helix | 278-290 | 13 | |
| α-helix | 296-301 | 6 | |
| α-helix | 311-322 | 12 | |
| β-strand | 327-328 | 2 | 13 |
| β-strand | 334-335 | 2 | 13 |
| β-strand | 341-345 | 5 | 14 |
| α-helix | 352-359 | 8 | |
| β-strand | 366 | 1 | 14 |
| β-strand | 382-384 | 3 | 12 |
| β-strand | 391-394 | 4 | 12 |
| α-helix | 399-401 | 3 | |
| β-strand | 404-409 | 6 | 14 |
| α-helix | 411-413 | 3 | |
| α-helix | 416-427 | 12 | |
| β-strand | 430-432 | 3 | 15 |
| β-strand | 441-443 | 3 | 15 |
| β-strand | 446-452 | 7 | 14 |
| α-helix | 465-468 | 4 | |
| α-helix | 473-476 | 4 | |
| β-strand | 481-485 | 5 | 14 |
| α-helix | 491-505 | 15 | |
| α-helix | 507-509 | 3 | |
| α-helix | 516-519 | 4 | |
| α-helix | 565-576 | 12 | |
| β-strand | 581 | 1 | 16 |
| α-helix | 584-598 | 15 | |
| α-helix | 615-632 | 18 | |
| β-strand | 636 | 1 | 16 |
| α-helix | 639-653 | 15 | |
| α-helix | 741-758 | 18 | |
| β-strand | 762-764 | 3 | 17 |
| α-helix | 765-774 | 10 | |
| α-helix | 782-794 | 13 | |
| β-strand | 798-801 | 4 | 17 |
| β-strand | 804-807 | 4 | 17 |
Chain 4: 27 helices, 38 β-strands
| Element | Residues | Length | Sheet |
|---|
| α-helix | 159-171 | 13 | |
| α-helix | 193-199 | 7 | |
| β-strand | 207 | 1 | 18 |
| α-helix | 214-218 | 5 | |
| α-helix | 220-228 | 9 | |
| α-helix | 230-247 | 18 | |
| β-strand | 259 | 1 | 18 |
| α-helix | 276-278 | 3 | |
| β-strand | 282-285 | 4 | 19 |
| β-strand | 289-292 | 4 | 19 |
| β-strand | 299-300 | 2 | 20 |
| β-strand | 304-306 | 3 | 21 |
| β-strand | 312-313 | 2 | 21 |
| β-strand | 317-318 | 2 | 22 |
| β-strand | 321-322 | 2 | 22 |
| β-strand | 337-339 | 3 | 21 |
| α-helix | 341-343 | 3 | |
| β-strand | 346-347 | 2 | 20 |
| β-strand | 349-354 | 6 | 19 |
| β-strand | 370-375 | 6 | 19 |
| α-helix | 376-378 | 3 | |
| β-strand | 385 | 1 | 19 |
| β-strand | 388 | 1 | 23 |
| β-strand | 390-397 | 8 | 19 |
| β-strand | 400 | 1 | 24 |
| β-strand | 408-409 | 2 | 24 |
| β-strand | 411 | 1 | 25 |
| β-strand | 413-417 | 5 | 19 |
| β-strand | 423 | 1 | 23 |
| α-helix | 445-453 | 9 | |
| α-helix | 458-464 | 7 | |
| α-helix | 474-485 | 12 | |
| β-strand | 506-509 | 4 | 26 |
| β-strand | 512 | 1 | 27 |
| β-strand | 514 | 1 | 27 |
| α-helix | 519-526 | 8 | |
| β-strand | 533-534 | 2 | 26 |
| β-strand | 546-550 | 5 | 28 |
| β-strand | 555-559 | 5 | 28 |
| α-helix | 562-565 | 4 | |
| β-strand | 570 | 1 | 29 |
| β-strand | 573-574 | 2 | 26 |
| α-helix | 581-592 | 12 | |
| β-strand | 595-600 | 6 | 30 |
| β-strand | 603-608 | 6 | 30 |
| β-strand | 612 | 1 | 29 |
| β-strand | 614-617 | 4 | 26 |
| α-helix | 630-634 | 5 | |
| α-helix | 638-641 | 4 | |
| β-strand | 646-649 | 4 | 26 |
| α-helix | 656-670 | 15 | |
| α-helix | 677-695 | 19 | |
| β-strand | 701 | 1 | 31 |
| α-helix | 704-722 | 19 | |
| α-helix | 732-747 | 16 | |
| β-strand | 752 | 1 | 31 |
| α-helix | 755-772 | 18 | |
| β-strand | 774 | 1 | 32 |
| β-strand | 781 | 1 | 32 |
| α-helix | 784-787 | 4 | |
| α-helix | 792-794 | 3 | |
| α-helix | 801-811 | 11 | |
| α-helix | 821-830 | 10 | |
| α-helix | 837-846 | 10 | |
| α-helix | 847-849 | 3 | |
Chain 5: 34 helices, 25 β-strands
| Element | Residues | Length | Sheet |
|---|
| α-helix | 31-36 | 6 | |
| α-helix | 47-52 | 6 | |
| α-helix | 54-62 | 9 | |
| α-helix | 74-78 | 5 | |
| α-helix | 82-90 | 9 | |
| α-helix | 92-107 | 16 | |
| α-helix | 121-123 | 3 | |
| α-helix | 133-136 | 4 | |
| α-helix | 142-144 | 3 | |
| β-strand | 153-157 | 5 | 50 |
| β-strand | 161 | 1 | 51 |
| β-strand | 225 | 1 | 51 |
| β-strand | 228-230 | 3 | 50 |
| α-helix | 241-243 | 3 | |
| β-strand | 244-246 | 3 | 50 |
| β-strand | 248 | 1 | 52 |
| β-strand | 249 | 1 | 51 |
| β-strand | 262-263 | 2 | 50 |
| β-strand | 266-268 | 3 | 52 |
| β-strand | 295-298 | 4 | 52 |
| α-helix | 316 | 1 | |
| α-helix | 317-321 | 5 | |
| α-helix | 322-327 | 6 | |
| α-helix | 330-334 | 5 | |
| α-helix | 335-339 | 5 | |
| α-helix | 347-358 | 12 | |
| β-strand | 364 | 1 | 53 |
| β-strand | 370 | 1 | 53 |
| β-strand | 379 | 1 | 54 |
| β-strand | 380 | 1 | 55 |
| α-helix | 384-386 | 3 | |
| α-helix | 387-391 | 5 | |
| α-helix | 392-397 | 6 | |
| β-strand | 401-403 | 3 | 56 |
| β-strand | 417-418 | 2 | 57 |
| β-strand | 428-430 | 3 | 57 |
| α-helix | 433-436 | 4 | |
| β-strand | 441-443 | 3 | 56 |
| β-strand | 445 | 1 | 54 |
| α-helix | 447-449 | 3 | |
| α-helix | 452-464 | 13 | |
| α-helix | 508-513 | 6 | |
| β-strand | 519 | 1 | 55 |
| α-helix | 556-568 | 13 | |
| β-strand | 573 | 1 | 58 |
| α-helix | 576-578 | 3 | |
| α-helix | 579-583 | 5 | |
| α-helix | 584-589 | 6 | |
| α-helix | 598-601 | 4 | |
| α-helix | 610-626 | 17 | |
| β-strand | 631 | 1 | 58 |
| α-helix | 634-648 | 15 | |
| α-helix | 649-653 | 5 | |
| α-helix | 665-682 | 18 | |
| β-strand | 688-690 | 3 | 59 |
| α-helix | 691-700 | 10 | |
| α-helix | 705-717 | 13 | |
| β-strand | 721-724 | 4 | 59 |
| β-strand | 729-732 | 4 | 59 |
Chain 6: 30 helices, 29 β-strands
| Element | Residues | Length | Sheet |
|---|
| α-helix | 22-35 | 14 | |
| α-helix | 45-51 | 7 | |
| α-helix | 52-54 | 3 | |
| β-strand | 60-64 | 5 | 33 |
| α-helix | 65-71 | 7 | |
| α-helix | 73-79 | 7 | |
| α-helix | 87-99 | 13 | |
| α-helix | 108-110 | 3 | |
| β-strand | 111-115 | 5 | 33 |
| α-helix | 123-125 | 3 | |
| β-strand | 131 | 1 | 34 |
| β-strand | 134-135 | 2 | 34 |
| β-strand | 138-144 | 7 | 34 |
| β-strand | 148-158 | 11 | 35 |
| β-strand | 164-169 | 6 | 35 |
| α-helix | 187-189 | 3 | |
| β-strand | 191-193 | 3 | 35 |
| β-strand | 199-204 | 6 | 35 |
| β-strand | 206-209 | 4 | 34 |
| β-strand | 223-226 | 4 | 34 |
| β-strand | 228-229 | 2 | 35 |
| α-helix | 230-232 | 3 | |
| β-strand | 241-251 | 11 | 34 |
| β-strand | 295-305 | 11 | 34 |
| α-helix | 322-328 | 7 | |
| α-helix | 331-342 | 12 | |
| α-helix | 346-354 | 9 | |
| α-helix | 362-373 | 12 | |
| β-strand | 378-379 | 2 | 36 |
| β-strand | 385-386 | 2 | 36 |
| β-strand | 392-396 | 5 | 37 |
| α-helix | 402-412 | 11 | |
| β-strand | 417-420 | 4 | 37 |
| β-strand | 433-435 | 3 | 34 |
| β-strand | 442-444 | 3 | 34 |
| β-strand | 456-460 | 5 | 37 |
| α-helix | 462-464 | 3 | |
| α-helix | 467-475 | 9 | |
| β-strand | 481-486 | 6 | 38 |
| β-strand | 489-494 | 6 | 38 |
| β-strand | 498-503 | 6 | 37 |
| α-helix | 516-518 | 3 | |
| α-helix | 524-529 | 6 | |
| β-strand | 532-536 | 5 | 37 |
| α-helix | 543-557 | 15 | |
| α-helix | 572-581 | 10 | |
| β-strand | 585-586 | 2 | 39 |
| α-helix | 588-604 | 17 | |
| α-helix | 610-611 | 2 | |
| β-strand | 612 | 1 | 40 |
| α-helix | 619-634 | 16 | |
| β-strand | 639-640 | 2 | 39 |
| α-helix | 642-655 | 14 | |
| α-helix | 657 | 1 | |
| β-strand | 658 | 1 | 40 |
| α-helix | 659 | 1 | |
| α-helix | 722-738 | 17 | |
| α-helix | 752-758 | 7 | |
| α-helix | 768-776 | 9 | |
Chain 7: 26 helices, 28 β-strands
| Element | Residues | Length | Sheet |
|---|
| α-helix | 6-10 | 5 | |
| α-helix | 32-39 | 8 | |
| β-strand | 47-49 | 3 | 41 |
| α-helix | 52-58 | 7 | |
| α-helix | 60-68 | 9 | |
| α-helix | 70-83 | 14 | |
| β-strand | 135-137 | 3 | 41 |
| β-strand | 147 | 1 | 42 |
| α-helix | 149-151 | 3 | |
| β-strand | 163 | 1 | 42 |
| β-strand | 165-170 | 6 | 43 |
| β-strand | 174-183 | 10 | 25 |
| β-strand | 190-194 | 5 | 25 |
| β-strand | 199-200 | 2 | 24 |
| α-helix | 201-203 | 3 | |
| β-strand | 205 | 1 | 44 |
| α-helix | 209-214 | 6 | |
| β-strand | 219 | 1 | 44 |
| β-strand | 221-232 | 12 | 25 |
| β-strand | 234-238 | 5 | 43 |
| α-helix | 249-251 | 3 | |
| β-strand | 252-256 | 5 | 43 |
| β-strand | 270-271 | 2 | 43 |
| β-strand | 298-299 | 2 | 43 |
| α-helix | 333-339 | 7 | |
| α-helix | 348-359 | 12 | |
| β-strand | 377-378 | 2 | 45 |
| β-strand | 381 | 1 | 46 |
| α-helix | 387-397 | 11 | |
| β-strand | 401-404 | 4 | 45 |
| α-helix | 407-409 | 3 | |
| α-helix | 410-414 | 5 | |
| β-strand | 416 | 1 | 47 |
| α-helix | 425-427 | 3 | |
| β-strand | 431 | 1 | 47 |
| β-strand | 441-444 | 4 | 45 |
| α-helix | 452-464 | 13 | |
| β-strand | 466 | 1 | 48 |
| β-strand | 479 | 1 | 48 |
| β-strand | 483-486 | 4 | 45 |
| α-helix | 501-504 | 4 | |
| α-helix | 509-514 | 6 | |
| β-strand | 517-518 | 2 | 45 |
| β-strand | 521 | 1 | 46 |
| α-helix | 527-543 | 17 | |
| α-helix | 546-548 | 3 | |
| α-helix | 556-565 | 10 | |
| β-strand | 572 | 1 | 49 |
| α-helix | 573-574 | 2 | |
| α-helix | 575-577 | 3 | |
| α-helix | 578-595 | 18 | |
| α-helix | 603-619 | 17 | |
| β-strand | 624 | 1 | 49 |
| α-helix | 627-640 | 14 | |
Molecules and chains
| Molecule | Chains | Type | Length | Organism | UniProt |
|---|
| DNA replication licensing factor MCM2 | 2 | protein | 904 | Homo sapiens | P49736 (AlphaFold model) |
| DNA replication licensing factor MCM3 | 3 | protein | 808 | Homo sapiens | P25205 (AlphaFold model) |
| DNA replication licensing factor MCM4 | 4 | protein | 863 | Homo sapiens | P33991 (AlphaFold model) |
| DNA replication licensing factor MCM6 | 6 | protein | 821 | Homo sapiens | Q14566 (AlphaFold model) |
| DNA replication licensing factor MCM7 | 7 | protein | 719 | Homo sapiens | P33993 |
| DNA replication licensing factor MCM5 | 5 | protein | 734 | Homo sapiens | P33992 |
Sequence of entity 1 (2), FASTA
>22VT_1 DNA replication licensing factor MCM2 (chains 2)
MAESSESFTMASSPAQRRRGNDPLTSSPGRSSRRTDALTSSPGRDLPPFEDESEGLLGTE
GPLEEEEDGEELIGDGMERDYRAIPELDAYEAEGLALDDEDVEELTASQREAAERAMRQR
DREAGRGLGRMRRGLLYDSDEEDEERPARKRRQVERATEDGEEDEEMIESIENLEDLKGH
SVREWVSMAGPRLEIHHRFKNFLRTHVDSHGHNVFKERISDMCKENRESLVVNYEDLAAR
EHVLAYFLPEAPAELLQIFDEAALEVVLAMYPKYDRITNHIHVRISHLPLVEELRSLRQL
HLNQLIRTSGVVTSCTGVLPQLSMVKYNCNKCNFVLGPFCQSQNQEVKPGSCPECQSAGP
FEVNMEETIYQNYQRIRIQESPGKVAAGRLPRSKDAILLADLVDSCKPGDEIELTGIYHN
NYDGSLNTANGFPVFATVILANHVAKKDNKVAVGELTDEDVKMITSLSKDQQIGEKIFAS
IAPSIYGHEDIKRGLALALFGGEPKNPGGKHKVRGDINVLLCGDPGTAKSQFLKYIEKVS
SRAIFTTGQGASAVGLTAYVQRHPVSREWTLEAGALVLADRGVCLIDEFDKMNDQDRTSI
HEAMEQQSISISKAGIVTSLQARCTVIAAANPIGGRYDPSLTFSENVDLTEPIISRFDIL
CVVRDTVDPVQDEMLARFVVGSHVRHHPSNKEEEGLANGSAAEPAMPNTYGVEPLPQEVL
KKYIIYAKERVHPKLNQMDQDKVAKMYSDLRKESMATGSIPITVRHIESMIRMAEAHARI
HLRDYVIEDDVNMAIRVMLESFIDTQKFSVMRSMRKTFARYLSFRRDNNELLLFILKQLV
AEQVTYQRNRFGAQQDTIEVPEKDLVDKARQINIHNLSAFYDSELFRMNKFSHDLKRKMI
LQQF
Sequence of entity 2 (3), FASTA
>22VT_2 DNA replication licensing factor MCM3 (chains 3)
MAGTVVLDDVELREAQRDYLDFLDDEEDQGIYQSKVRELISDNQYRLIVNVNDLRRKNEK
RANRLLNNAFEELVAFQRALKDFVASIDATYAKQYEEFYVGLEGSFGSKHVSPRTLTSCF
LSCVVCVEGIVTKCSLVRPKVVRSVHYCPATKKTIERRYSDLTTLVAFPSSSVYPTKDEE
NNPLETEYGLSVYKDHQTITIQEMPEKAPAGQLPRSVDVILDDDLVDKAKPGDRVQVVGT
YRCLPGKKGGYTSGTFRTVLIACNVKQMSKDAQPSFSAEDIAKIKKFSKTRSKDIFDQLA
KSLAPSIHGHDYVKKAILCLLLGGVERDLENGSHIRGDINILLIGDPSVAKSQLLRYVLC
TAPRAIPTTGRGSSGVGLTAAVTTDQETGERRLEAGAMVLADRGVVCIDEFDKMSDMDRT
AIHEVMEQGRVTIAKAGIHARLNARCSVLAAANPVYGRYDQYKTPMENIGLQDSLLSRFD
LLFIMLDQMDPEQDREISDHVLRMHRYRAPGEQDGDAMPLGSAVDILATDDPNFSQEDQQ
DTQIYEKHDNLLHGTKKKKEKMVSAAFMKKYIHVAKIIKPVLTQESATYIAEEYSRLRSQ
DSMSSDTARTSPVTARTLETLIRLATAHAKARMSKTVDLQDAEEAVELVQYAYFKKVLEK
EKKRKKRSEDESETEDEEEKSQEDQEQKRKRRKTRQPDAKDGDSYDPYDFSDTEEEMPQV
HTPKTADSQETKESQKVELSESRLKAFKVALLDVFREAHALSIGMNRLTESINRDSEEPF
SSVEIQAALSKMQDDNQVMVSEGIIFLI
Sequence of entity 3 (4), FASTA
>22VT_3 DNA replication licensing factor MCM4 (chains 4)
MSSPASTPSRRGSRRGRATPAQTPRSEDARSSPSQRRRGEDSTSTGELQPMPTSPGVDLQ
SPAAQDVLFSSPPQMHSSAIPLDFDVSSPLTYGTPSSRVEGTPRSGVRGTPVRQRPDLGS
AQKGLQVDLQSDGAAAEDIVASEQSLGQKLVIWGTDVNVAACKENFQRFLQRFIDPLAKE
EENVGIDITEPLYMQRLGEINVIGEPFLNVNCEHIKSFDKNLYRQLISYPQEVIPTFDMA
VNEIFFDRYPDSILEHQIQVRPFNALKTKNMRNLNPEDIDQLITISGMVIRTSQLIPEMQ
EAFFQCQVCAHTTRVEMDRGRIAEPSVCGRCHTTHSMALIHNRSLFSDKQMIKLQESPED
MPAGQTPHTVILFAHNDLVDKVQPGDRVNVTGIYRAVPIRVNPRVSNVKSVYKTHIDVIH
YRKTDAKRLHGLDEEAEQKLFSEKRVELLKELSRKPDIYERLASALAPSIYEHEDIKKGI
LLQLFGGTRKDFSHTGRGKFRAEINILLCGDPGTSKSQLLQYVYNLVPRGQYTSGKGSSA
VGLTAYVMKDPETRQLVLQTGALVLSDNGICCIDEFDKMNESTRSVLHEVMEQQTLSIAK
AGIICQLNARTSVLAAANPIESQWNPKKTTIENIQLPHTLLSRFDLIFLLLDPQDEAYDR
RLAHHLVALYYQSEEQAEEELLDMAVLKDYIAYAHSTIMPRLSEEASQALIEAYVDMRKI
GSSRGMVSAYPRQLESLIRLAEAHAKVRLSNKVEAIDVEEAKRLHREALKQSATDPRTGI
VDISILTTGMSATSRKRKEELAEALKKLILSKGKTPALKYQQLFEDIRGQSDIAITKDMF
EEALRALADDDFLTVTGKTVRLL
Sequence of entity 4 (6), FASTA
>22VT_4 DNA replication licensing factor MCM6 (chains 6)
MDLAAAAEPGAGSQHLEVRDEVAEKCQKLFLDFLEEFQSSDGEIKYLQLAEELIRPERNT
LVVSFVDLEQFNQQLSTTIQEEFYRVYPYLCRALKTFVKDRKEIPLAKDFYVAFQDLPTR
HKIRELTSSRIGLLTRISGQVVRTHPVHPELVSGTFLCLDCQTVIRDVEQQFKYTQPNIC
RNPVCANRRRFLLDTNKSRFVDFQKVRIQETQAELPRGSIPRSLEVILRAEAVESAQAGD
KCDFTGTLIVVPDVSKLSTPGARAETNSRVSGVDGYETEGIRGLRALGVRDLSYRLVFLA
CCVAPTNPRFGGKELRDEEQTAESIKNQMTVKEWEKVFEMSQDKNLYHNLCTSLFPTIHG
NDEVKRGVLLMLFGGVPKTTGEGTSLRGDINVCIVGDPSTAKSQFLKHVEEFSPRAVYTS
GKASSAAGLTAAVVRDEESHEFVIEAGALMLADNGVCCIDEFDKMDVRDQVAIHEAMEQQ
TISITKAGVKATLNARTSILAAANPISGHYDRSKSLKQNINLSAPIMSRFDLFFILVDEC
NEVTDYAIARRIVDLHSRIEESIDRVYSLDDIRRYLLFARQFKPKISKESEDFIVEQYKH
LRQRDGSGVTKSSWRITVRQLESMIRLSEAMARMHCCDEVQPKHVKEAFRLLNKSIIRVE
TPDVNLDQEEEIQMEVDEGAGGINGHADSPAPVNGINGYNEDINQESAPKASLRLGFSEY
CRISNLIVLHLRKVEEEEDESALKRSELVNWYLKEIESEIDSEEELINKKRIIEKVIHRL
THYDHVLIELTQAGLKGSTEGSESYEEDPYLVVNPNYLLED
Sequence of entity 5 (7), FASTA
>22VT_5 DNA replication licensing factor MCM7 (chains 7)
MALKDYALEKEKVKKFLQEFYQDDELGKKQFKYGNQLVRLAHREQVALYVDLDDVAEDDP
ELVDSICENARRYAKLFADAVQELLPQYKEREVVNKDVLDVYIEHRLMMEQRSRDPGMVR
SPQNQYPAELMRRFELYFQGPSSNKPRVIREVRADSVGKLVTVRGIVTRVSEVKPKMVVA
TYTCDQCGAETYQPIQSPTFMPLIMCPSQECQTNRSGGRLYLQTRGSRFIKFQEMKMQEH
SDQVPVGNIPRSITVLVEGENTRIAQPGDHVSVTGIFLPILRTGFRQVVQGLLSETYLEA
HRIVKMNKSEDDESGAGELTREELRQIAEEDFYEKLAASIAPEIYGHEDVKKALLLLLVG
GVDQSPRGMKIRGNINICLMGDPGVAKSQLLSYIDRLAPRSQYTTGRGSSGVGLTAAVLR
DSVSGELTLEGGALVLADQGVCCIDEFDKMAEADRTAIHEVMEQQTISIAKAGILTTLNA
RCSILAAANPAYGRYNPRRSLEQNIQLPAALLSRFDLLWLIQDRPDRDNDLRLAQHITYV
HQHSRQPPSQFEPLDMKLMRRYIAMCREKQPMVPESLADYITAAYVEMRREAWASKDATY
TSARTLLAILRLSTALARLRMVDVVEKEDVNEAIRLMEMSKDSLLGDKGQTARTQRPADV
IFATVRELVSGGRSVRFSEAEQRCVSRGFTPAQFQAALDEYEELNVWQVNASRTRITFV
Sequence of entity 6 (5), FASTA
>22VT_6 DNA replication licensing factor MCM5 (chains 5)
MSGFDDPGIFYSDSFGGDAQADEGQARKSQLQRRFKEFLRQYRVGTDRTGFTFKYRDELK
RHYNLGEYWIEVEMEDLASFDEDLADYLYKQPAEHLQLLEEAAKEVADEVTRPRPSGEEV
LQDIQVMLKSDASPSSIRSLKSDMMSHLVKIPGIIIAASAVRAKATRISIQCRSCRNTLT
NIAMRPGLEGYALPRKCNTDQAGRPKCPLDPYFIMPDKCKCVDFQTLKLQELPDAVPHGE
MPRHMQLYCDRYLCDKVVPGNRVTIMGIYSIKKFGLTTSRGRDRVGVGIRSSYIRVLGIQ
VDTDGSGRSFAGAVSPQEEEEFRRLAALPNVYEVISKSIAPSIFGGTDMKKAIACLLFGG
SRKRLPDGLTRRGDINLLMLGDPGTAKSQLLKFVEKCSPIGVYTSGKGSSAAGLTASVMR
DPSSRNFIMEGGAMVLADGGVVCIDEFDKMREDDRVAIHEAMEQQTISIAKAGITTTLNS
RCSVLAAANSVFGRWDETKGEDNIDFMPTILSRFDMIFIVKDEHNEERDVMLAKHVITLH
VSALTQTQAVEGEIDLAKLKKFIAYCRVKCGPRLSAEAAEKLKNRYIIMRSGARQHERDS
DRRSSIPITVRQLEAIVRIAEALSKMKLQPFATEADVEEALRLFQVSTLDAALSGTLSGV
EGFTSQEDQEMLSRIEKQLKRRFAIGSQVSEHSIIKDFTKQKYPEHAIHKVLQLMLRRGE
IQHRMQRKVLYRLK
Ligands and cofactors
| ID | Name | Formula | Copies |
|---|
| MG | Magnesium ion | Mg | 3 |
| ZN | Zinc ion | Zn | 4 |
| ATP | Adenosine-5'-triphosphate | C10 H16 N5 O13 P3 | 3 |
| ADP | Adenosine-5'-diphosphate | C10 H15 N5 O10 P2 | 2 |
Primary citation
Structure of human MCM2-7 single hexamer with MCM3-WHD containing Meier-Gorlin Syndrome mutation (Q761L) attached to MCM2-CTD. Lam, W.H., Fan, X., Zhai, Y. To be published.
Other PDB entries of the same protein (UniProt P49736 (AlphaFold model), which also has an AlphaFold model), best resolution first:
- 6YA7 1.67 Å, Cdc7-Dbf4 bound to an Mcm2-S40 derived bivalent substrate
- 7CIZ 1.8 Å, Crystal structure of DNAJC9 HBD helix2 in complex with H3.3-H4 dimer and MCM2 HBD
- 5BNX 2.31 Å, Crystal structure of Human MCM2 HBD and ASF1b chaperoning a histone H3.3-H4 dimer
- 5JA4 2.42 Å, Crystal structure of human TONSL and MCM2 HBDs binding to a histone H3-H4 tetramer
- 7CJ0 2.5 Å, Crystal structure of DNAJC9 HBD in complex with H3.3-H4 dimer and MCM2 HBD
- 7W1Y 2.59 Å, Human MCM double hexamer bound to natural DNA duplex (polyAT/polyTA)
- 9E2Z 2.6 Å, Cryo-EM structure of human CMG helicase stalled at G4-containing DNA template
- 5BNV 2.79 Å, Crystal structure of Human MCM2 HBD chaperoning a histone H3-H4 tetramer
- 7PLO 2.8 Å, H. sapiens replisome-CUL2/LRR1 complex
- 8W0F 2.8 Å, Cryo-EM structure of a human MCM2-7 double hexamer on dsDNA
- 4UUZ 2.9 Å, MCM2-histone complex
- 5BO0 2.91 Å, Crystal structure of Human MCM2 HBD and ASF1b chaperoning a histone H3.2-H4 dimer
Browse structure collections
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