8S0A: H. sapiens MCM2-7 hexamer

H. sapiens MCM2-7 hexamer bound to double stranded DNA. Determined by electron microscopy at 3.2 Å resolution. Released 2 Oct 2024.

Method
Electron microscopy
Resolution
3.2 Å
Organisms
synthetic construct, Homo sapiens
Chains
8
Atoms
31,433
Mol. weight
563.03 kDa
Ligands
ATP, ADP, ZN, MG
Released
2 Oct 2024

Explore 8S0A in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

8S0A contains 187 α-helices and 183 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: 34 helices, 32 β-strands

ElementResiduesLengthSheet
α-helix182-1876
α-helix189-20517
α-helix214-22411
β-strand229-23241
α-helix234-2407
α-helix242-2476
α-helix252-27019
α-helix274-2774
β-strand282-28541
α-helix299-3013
β-strand305-315112
β-strand319-32352
β-strand32513
β-strand327-32824
α-helix3341
β-strand33514
α-helix336-3383
β-strand33913
β-strand362-36324
β-strand369-379112
α-helix382-3843
α-helix3861
β-strand393-39972
α-helix400-4023
β-strand411-41992
β-strand42615
β-strand43416
β-strand43515
β-strand438-44582
α-helix459-46810
α-helix473-4808
α-helix489-50012
β-strand50517
β-strand51317
β-strand519-52358
α-helix529-53911
β-strand543-54758
β-strand559-56249
β-strand569-57249
α-helix575-5784
β-strand582-58768
α-helix589-5913
α-helix594-60512
β-strand608-613610
β-strand616-621610
β-strand624-63078
α-helix644-6463
α-helix651-6566
β-strand659-66358
α-helix669-68517
α-helix714-7163
α-helix717-73014
β-strand734111
α-helix740-75718
α-helix764-78017
β-strand785111
α-helix788-80417
α-helix808-81710
α-helix819-8224
α-helix828-85124
β-strand859-861312
α-helix862-87110
α-helix878-8825
α-helix884-8885
β-strand892-894312
β-strand899-901312
Chain 3: 32 helices, 33 β-strands
ElementResiduesLengthSheet
α-helix11-2313
α-helix26-283
α-helix32-4110
β-strand46-50513
α-helix51-577
α-helix59-679
α-helix70-9223
β-strand99-103513
α-helix107-1093
β-strand110114
α-helix113-1153
α-helix118-1203
β-strand124-1341114
β-strand138-1481114
β-strand153-158614
β-strand177115
β-strand183115
β-strand185-186214
β-strand192-2021114
α-helix2091
β-strand216-222714
α-helix223-2286
β-strand234-2441114
α-helix245-2473
β-strand251-252216
β-strand255-256217
β-strand257-2671114
α-helix280-29112
α-helix294-3018
α-helix311-32212
β-strand327-328218
β-strand334-335218
β-strand340-345619
α-helix351-36111
β-strand365-367319
α-helix375-3784
β-strand381-384420
β-strand391-394420
α-helix397-4004
β-strand405-408419
α-helix411-4133
α-helix416-42813
β-strand430-435621
β-strand438-443621
β-strand447-452619
α-helix465-4695
α-helix473-4786
β-strand481-485519
α-helix491-50616
β-strand516122
β-strand545123
α-helix546-5483
α-helix556-5594
α-helix5621
β-strand563123
α-helix5641
α-helix565-57713
β-strand581124
α-helix584-59916
α-helix600-6023
β-strand608-609225
α-helix615-63117
β-strand636124
α-helix639-65315
β-strand654-655225
Chain 4: 29 helices, 31 β-strands
ElementResiduesLengthSheet
α-helix159-17214
α-helix192-20312
β-strand207-211526
α-helix212-2187
α-helix220-2289
α-helix230-24819
β-strand259-263526
α-helix2661
β-strand267127
α-helix2681
α-helix271-2733
α-helix276-2783
β-strand282-2921127
β-strand296-3061127
β-strand312-316527
β-strand318128
β-strand321-324428
β-strand327129
β-strand334129
β-strand337-3562027
α-helix365-3673
β-strand368-375827
α-helix376-3783
β-strand387-3971127
β-strand400-402330
β-strand405-409530
β-strand411131
β-strand413-4221027
α-helix429-4302
α-helix432-4354
α-helix443-45412
α-helix458-4658
α-helix474-48512
β-strand506-510532
α-helix516-52611
β-strand530-534532
α-helix535-5373
β-strand538133
β-strand545-548434
β-strand557-560434
α-helix562-5654
β-strand569-574632
α-helix576-5783
α-helix581-59313
β-strand595-600635
β-strand603-608635
β-strand611-617732
α-helix630-6345
α-helix638-6425
β-strand646-650532
α-helix656-66813
α-helix684-69512
β-strand701-702236
α-helix704-72118
α-helix727-7282
α-helix731-74717
β-strand752-753236
α-helix755-76814
β-strand774137
β-strand781137
Chain 5: 33 helices, 32 β-strands
ElementResiduesLengthSheet
α-helix27-4115
α-helix54-6512
β-strand69-73538
α-helix74-807
α-helix82-909
α-helix92-11019
α-helix114-1152
α-helix121-1233
β-strand125-129538
α-helix132-1343
α-helix137-1393
α-helix142-1443
β-strand148-1581117
α-helix159-1613
β-strand162-1721117
β-strand178-183617
β-strand189139
β-strand191-192216
β-strand212-214317
α-helix216-2183
β-strand220-2301117
α-helix2371
β-strand244-250717
α-helix251-2533
β-strand262-2711017
β-strand273139
β-strand28912
β-strand292-3011017
α-helix317-32610
α-helix331-3388
α-helix347-35812
β-strand363-364240
β-strand370-371240
β-strand376-381641
α-helix388-39710
β-strand401-404441
β-strand411110
β-strand417-420442
β-strand427-430442
α-helix433-4364
β-strand441-444441
α-helix447-4493
α-helix452-46312
β-strand466-471643
β-strand474-479643
β-strand483-488641
α-helix508-5136
β-strand516-520541
α-helix526-54217
α-helix553-5553
α-helix556-56914
β-strand570122
β-strand573144
α-helix576-60025
α-helix610-62617
β-strand631144
α-helix634-64411
α-helix645-6495
α-helix650-6534
α-helix668-68215
β-strand688-690345
α-helix691-70010
α-helix705-71814
β-strand721-725545
β-strand729-732445
Chain 6: 31 helices, 30 β-strands
ElementResiduesLengthSheet
α-helix21-3616
α-helix45-506
α-helix51-544
β-strand60-63446
α-helix65-695
α-helix73-819
α-helix83-10119
β-strand111-114446
α-helix123-1253
α-helix128-1303
β-strand131147
β-strand134-1441147
β-strand148-15146
β-strand153-158648
β-strand164-169648
β-strand191-193348
β-strand200-20346
β-strand204-209647
α-helix212-2143
α-helix220-2223
β-strand223-228647
α-helix230-2334
β-strand241-2521247
β-strand263-266428
β-strand294-3051247
α-helix322-3287
α-helix331-34111
α-helix346-3549
α-helix362-37312
β-strand378-379249
β-strand385-386249
β-strand392-396550
α-helix404-4129
β-strand416-420550
α-helix421-4233
β-strand424135
β-strand431-435551
β-strand442-446551
α-helix448-4514
β-strand456-460550
α-helix462-4643
α-helix467-47913
β-strand481-486652
β-strand489-494652
β-strand498-503650
α-helix524-5296
β-strand532-536550
α-helix542-55716
α-helix569-57911
β-strand585-586253
α-helix588-60316
α-helix610-6112
β-strand612154
α-helix618-63518
β-strand639-640253
α-helix642-65514
β-strand658154
α-helix718-73720
α-helix745-75612
α-helix763-77816
α-helix779-7835
Chain 7: 28 helices, 25 β-strands
ElementResiduesLengthSheet
α-helix6-1813
α-helix32-4110
β-strand47-51555
α-helix52-554
α-helix61-688
α-helix70-8819
α-helix98-10811
α-helix128-1314
β-strand135-139555
β-strand147131
α-helix149-1513
α-helix154-1563
β-strand160-1701131
α-helix171-1733
β-strand174-1841131
β-strand190-194531
β-strand199-200230
α-helix201-2033
β-strand205156
α-helix209-2146
β-strand219156
β-strand220-2381931
β-strand252-258731
α-helix259-2613
β-strand270-2801131
β-strand293114
β-strand295-3051131
α-helix348-3503
α-helix352-3598
β-strand377-381557
α-helix387-39711
β-strand401-404457
α-helix407-4093
α-helix411-4133
β-strand416-420558
β-strand427-431558
α-helix433-4364
β-strand441-444457
α-helix447-4493
α-helix452-46413
β-strand466-471633
β-strand474-479633
β-strand483-488657
α-helix509-5146
β-strand517-521557
α-helix527-54317
α-helix546-5483
α-helix556-56611
β-strand572159
α-helix577-59418
α-helix603-61917
β-strand624159
α-helix627-64115

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
DNA (22-mer)XDNA22synthetic construct
DNA (22-mer)YDNA22synthetic construct
DNA replication licensing factor MCM22protein904Homo sapiensP49736 (AlphaFold model)
DNA replication licensing factor MCM33protein810Homo sapiensP25205 (AlphaFold model)
DNA replication licensing factor MCM44protein863Homo sapiensP33991 (AlphaFold model)
DNA replication licensing factor MCM55protein734Homo sapiensP33992 (AlphaFold model)
DNA replication licensing factor MCM66protein821Homo sapiensQ14566
DNA replication licensing factor MCM77protein719Homo sapiensP33993
Sequence of entity 1 (X), FASTA
>8S0A_1 DNA (22-mer) (chains X)
ATGCATGCATGCGCATGCATGC
Sequence of entity 2 (Y), FASTA
>8S0A_2 DNA (22-mer) (chains Y)
GCATGCATGCGCATGCATGCAT
Sequence of entity 3 (2), FASTA
>8S0A_3 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 4 (3), FASTA
>8S0A_4 DNA replication licensing factor MCM3 (chains 3)
GEMAGTVVLDDVELREAQRDYLDFLDDEEDQGIYQSKVRELISDNQYRLIVNVNDLRRKN
EKRANRLLNNAFEELVAFQRALKDFVASIDATYAKQYEEFYVGLEGSFGSKHVSPRTLTS
CFLSCVVCVEGIVTKCSLVRPKVVRSVHYCPATKKTIERRYSDLTTLVAFPSSSVYPTKD
EENNPLETEYGLSVYKDHQTITIQEMPEKAPAGQLPRSVDVILDDDLVDKAKPGDRVQVV
GTYRCLPGKKGGYTSGTFRTVLIACNVKQMSKDAQPSFSAEDIAKIKKFSKTRSKDIFDQ
LAKSLAPSIHGHDYVKKAILCLLLGGVERDLENGSHIRGDINILLIGDPSVAKSQLLRYV
LCTAPRAIPTTGRGSSGVGLTAAVTTDQETGERRLEAGAMVLADRGVVCIDEFDKMSDMD
RTAIHEVMEQGRVTIAKAGIHARLNARCSVLAAANPVYGRYDQYKTPMENIGLQDSLLSR
FDLLFIMLDQMDPEQDREISDHVLRMHRYRAPGEQDGDAMPLGSAVDILATDDPNFSQED
QQDTQIYEKHDNLLHGTKKKKEKMVSAAFMKKYIHVAKIIKPVLTQESATYIAEEYSRLR
SQDSMSSDTARTSPVTARTLETLIRLATAHAKARMSKTVDLQDAEEAVELVQYAYFKKVL
EKEKKRKKRSEDESETEDEEEKSQEDQEQKRKRRKTRQPDAKDGDSYDPYDFSDTEEEMP
QVHTPKTADSQETKESQKVELSESRLKAFKVALLDVFREAHAQSIGMNRLTESINRDSEE
PFSSVEIQAALSKMQDDNQVMVSEGIIFLI
Sequence of entity 5 (4), FASTA
>8S0A_5 DNA replication licensing factor MCM4 (chains 4)
MSSPASTPSRRGSRRGRATPAQTPRSEDARSSPSQRRRGEDSTSTGELQPMPTSPGVDLQ
SPAAQDVLFSSPPQMHSSAIPLDFDVSSPLTYGTPSSRVEGTPRSGVRGTPVRQRPDLGS
AQKGLQVDLQSDGAAAEDIVASEQSLGQKLVIWGTDVNVAACKENFQRFLQRFIDPLAKE
EENVGIDITEPLYMQRLGEINVIGEPFLNVNCEHIKSFDKNLYRQLISYPQEVIPTFDMA
VNEIFFDRYPDSILEHQIQVRPFNALKTKNMRNLNPEDIDQLITISGMVIRTSQLIPEMQ
EAFFQCQVCAHTTRVEMDRGRIAEPSVCGRCHTTHSMALIHNRSLFSDKQMIKLQESPED
MPAGQTPHTVILFAHNDLVDKVQPGDRVNVTGIYRAVPIRVNPRVSNVKSVYKTHIDVIH
YRKTDAKRLHGLDEEAEQKLFSEKRVELLKELSRKPDIYERLASALAPSIYEHEDIKKGI
LLQLFGGTRKDFSHTGRGKFRAEINILLCGDPGTSKSQLLQYVYNLVPRGQYTSGKGSSA
VGLTAYVMKDPETRQLVLQTGALVLSDNGICCIDEFDKMNESTRSVLHEVMEQQTLSIAK
AGIICQLNARTSVLAAANPIESQWNPKKTTIENIQLPHTLLSRFDLIFLMLDPQDEAYDR
RLAHHLVALYYQSEEQAEEELLDMAVLKDYIAYAHSTIMPRLSEEASQALIEAYVDMRKI
GSSRGMVSAYPRQLESLIRLAEAHAKVRLSNKVEAIDVEEAKRLHREALKQSATDPRTGI
VDISILTTGMSATSRKRKEELAEALKKLILSKGKTPALKYQQLFEDIRGQSDIAITKDMF
EEALRALADDDFLTVTGKTVRLL
Sequence of entity 6 (5), FASTA
>8S0A_6 DNA replication licensing factor MCM5 (chains 5)
MSGFDDPGIFYSDSFGGDAQADEGQARKSQLQRRFKEFLRQYRVGTDRTGFTFKYRDELK
RHYNLGEYWIEVEMEDLASFDEDLADYLYKQPAEHLQLLEEAAKEVADEVTRPRPSGEEV
LQDIQVMLKSDASPSSIRSLKSDMMSHLVKIPGIIIAASAVRAKATRISIQCRSCRNTLT
NIAMRPGLEGYALPRKCNTDQAGRPKCPLDPYFIMPDKCKCVDFQTLKLQELPDAVPHGE
MPRHMQLYCDRYLCDKVVPGNRVTIMGIYSIKKFGLTTSRGRDRVGVGIRSSYIRVLGIQ
VDTDGSGRSFAGAVSPQEEEEFRRLAALPNVYEVISKSIAPSIFGGTDMKKAIACLLFGG
SRKRLPDGLTRRGDINLLMLGDPGTAKSQLLKFVEKCSPIGVYTSGKGSSAAGLTASVMR
DPSSRNFIMEGGAMVLADGGVVCIDEFDKMREDDRVAIHEAMEQQTISIAKAGITTTLNS
RCSVLAAANSVFGRWDETKGEDNIDFMPTILSRFDMIFIVKDEHNEERDVMLAKHVITLH
VSALTQTQAVEGEIDLAKLKKFIAYCRVKCGPRLSAEAAEKLKNRYIIMRSGARQHERDS
DRRSSIPITVRQLEAIVRIAEALSKMKLQPFATEADVEEALRLFQVSTLDAALSGTLSGV
EGFTSQEDQEMLSRIEKQLKRRFAIGSQVSEHSIIKDFTKQKYPEHAIHKVLQLMLRRGE
IQHRMQRKVLYRLK
Sequence of entity 7 (6), FASTA
>8S0A_7 DNA replication licensing factor MCM6 (chains 6)
MDLAAAAEPGAGSQHLEVRDEVAEKCQKLFLDFLEEFQSSDGEIKYLQLAEELIRPERNT
LVVSFVDLEQFNQQLSTTIQEEFYRVYPYLCRALKTFVKDRKEIPLAKDFYVAFQDLPTR
HKIRELTSSRIGLLTRISGQVVRTHPVHPELVSGTFLCLDCQTVIRDVEQQFKYTQPNIC
RNPVCANRRRFLLDTNKSRFVDFQKVRIQETQAELPRGSIPRSLEVILRAEAVESAQAGD
KCDFTGTLIVVPDVSKLSTPGARAETNSRVSGVDGYETEGIRGLRALGVRDLSYRLVFLA
CCVAPTNPRFGGKELRDEEQTAESIKNQMTVKEWEKVFEMSQDKNLYHNLCTSLFPTIHG
NDEVKRGVLLMLFGGVPKTTGEGTSLRGDINVCIVGDPSTAKSQFLKHVEEFSPRAVYTS
GKASSAAGLTAAVVRDEESHEFVIEAGALMLADNGVCCIDEFDKMDVRDQVAIHEAMEQQ
TISITKAGVKATLNARTSILAAANPISGHYDRSKSLKQNINLSAPIMSRFDLFFILVDEC
NEVTDYAIARRIVDLHSRIEESIDRVYSLDDIRRYLLFARQFKPKISKESEDFIVEQYKH
LRQRDGSGVTKSSWRITVRQLESMIRLSEAMARMHCCDEVQPKHVKEAFRLLNKSIIRVE
TPDVNLDQEEEIQMEVDEGAGGINGHADSPAPVNGINGYNEDINQESAPKASLRLGFSEY
CRISNLIVLHLRKVEEEEDESALKRSELVNWYLKEIESEIDSEEELINKKRIIEKVIHRL
THYDHVLIELTQAGLKGSTEGSESYEEDPYLVVNPNYLLED
Sequence of entity 8 (7), FASTA
>8S0A_8 DNA replication licensing factor MCM7 (chains 7)
MALKDYALEKEKVKKFLQEFYQDDELGKKQFKYGNQLVRLAHREQVALYVDLDDVAEDDP
ELVDSICENARRYAKLFADAVQELLPQYKEREVVNKDVLDVYIEHRLMMEQRSRDPGMVR
SPQNQYPAELMRRFELYFQGPSSNKPRVIREVRADSVGKLVTVRGIVTRVSEVKPKMVVA
TYTCDQCGAETYQPIQSPTFMPLIMCPSQECQTNRSGGRLYLQTRGSRFIKFQEMKMQEH
SDQVPVGNIPRSITVLVEGENTRIAQPGDHVSVTGIFLPILRTGFRQVVQGLLSETYLEA
HRIVKMNKSEDDESGAGELTREELRQIAEEDFYEKLAASIAPEIYGHEDVKKALLLLLVG
GVDQSPRGMKIRGNINICLMGDPGVAKSQLLSYIDRLAPRSQYTTGRGSSGVGLTAAVLR
DSVSGELTLEGGALVLADQGVCCIDEFDKMAEADRTAIHEVMEQQTISIAKAGILTTLNA
RCSILAAANPAYGRYNPRRSLEQNIQLPAALLSRFDLLWLIQDRPDRDNDLRLAQHITYV
HQHSRQPPSQFEPLDMKLMRRYIAMCREKQPMVPESLADYITAAYVEMRREAWASKDATY
TSARTLLAILRLSTALARLRMVDVVEKEDVNEAIRLMEMSKDSLLGDKGQTARTQRPADV
IFATVRELVSGGRSVRFSEAEQRCVSRGFTPAQFQAALDEYEELNVWQVNASRTRITFV

Ligands and cofactors

IDNameFormulaCopies
ATPAdenosine-5'-triphosphateC10 H16 N5 O13 P31
ADPAdenosine-5'-diphosphateC10 H15 N5 O10 P24
ZNZinc ionZn5
MGMagnesium ionMg5

Primary citation

MCM double hexamer loading visualized with human proteins. Weissmann, F., Greiwe, J.F., Puhringer, T. et al. Nature (2024) 636:499-508. DOI 10.1038/s41586-024-08263-6 · PubMed

Other PDB entries of the same protein (UniProt P49736 (AlphaFold model), which also has an AlphaFold model), best resolution first:

Browse structure collections

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