6WGF

Atomic model of mutant Mcm2-7 hexamer with Mcm6 WHD truncation


Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
A [auth 2]MCM_OBe6wgf22 A: beta barrelsX: OB-foldH: Nucleic acid-binding proteins (From Topology)T: Nucleic acid-binding proteinsF: MCM_OBECOD (1.6)
A [auth 2]MCM_Ce6wgf24 A: alpha arraysX: Histone-likeH: Histone-relatedT: AAA+ ATPase lid domainF: MCM_CECOD (1.6)
A [auth 2]MCM_Ne6wgf23 A: a+b complex topologyX: N-terminal subdomain in DNA replication initiator (cdc21/cdc54) (From Topology)H: N-terminal subdomain in DNA replication initiator (cdc21/cdc54) (From Topology)T: N-terminal subdomain in DNA replication initiator (cdc21/cdc54)F: MCM_NECOD (1.6)
A [auth 2]MCM_AAAe6wgf25 A: a/b three-layered sandwichesX: P-loop domains-likeH: P-loop domains-relatedT: P-loop containing nucleoside triphosphate hydrolasesF: MCM_AAAECOD (1.6)
A [auth 2]MCM_OB_4e6wgf21 A: few secondary structure elementsX: Rubredoxin-likeH: Rubredoxin-relatedT: Rubredoxin-relatedF: MCM_OB_4ECOD (1.6)
B [auth 7]MCM_OBe6wgf71 A: beta barrelsX: OB-foldH: Nucleic acid-binding proteins (From Topology)T: Nucleic acid-binding proteinsF: MCM_OBECOD (1.6)
B [auth 7]MCM_Ce6wgf75 A: alpha arraysX: Histone-likeH: Histone-relatedT: AAA+ ATPase lid domainF: MCM_CECOD (1.6)
B [auth 7]MCM_N_1e6wgf73 A: a+b complex topologyX: N-terminal subdomain in DNA replication initiator (cdc21/cdc54) (From Topology)H: N-terminal subdomain in DNA replication initiator (cdc21/cdc54) (From Topology)T: N-terminal subdomain in DNA replication initiator (cdc21/cdc54)F: MCM_N_1ECOD (1.6)
B [auth 7]MCM_AAAe6wgf72 A: a/b three-layered sandwichesX: P-loop domains-likeH: P-loop domains-relatedT: P-loop containing nucleoside triphosphate hydrolasesF: MCM_AAAECOD (1.6)
B [auth 7]KOG0482e6wgf74 A: few secondary structure elementsX: Rubredoxin-likeH: Rubredoxin-relatedT: Rubredoxin-relatedF: KOG0482ECOD (1.6)
C [auth 6]MCM_OBe6wgf61 A: beta barrelsX: OB-foldH: Nucleic acid-binding proteins (From Topology)T: Nucleic acid-binding proteinsF: MCM_OBECOD (1.6)
C [auth 6]MCM_Ce6wgf62 A: alpha arraysX: Histone-likeH: Histone-relatedT: AAA+ ATPase lid domainF: MCM_CECOD (1.6)
C [auth 6]MCM_Ne6wgf63 A: a+b complex topologyX: N-terminal subdomain in DNA replication initiator (cdc21/cdc54) (From Topology)H: N-terminal subdomain in DNA replication initiator (cdc21/cdc54) (From Topology)T: N-terminal subdomain in DNA replication initiator (cdc21/cdc54)F: MCM_NECOD (1.6)
C [auth 6]MCM_AAAe6wgf64 A: a/b three-layered sandwichesX: P-loop domains-likeH: P-loop domains-relatedT: P-loop containing nucleoside triphosphate hydrolasesF: MCM_AAAECOD (1.6)
C [auth 6]MCM_OB_2e6wgf65 A: few secondary structure elementsX: Rubredoxin-likeH: Rubredoxin-relatedT: Rubredoxin-relatedF: MCM_OB_2ECOD (1.6)
D [auth 5]MCM_OBe6wgf52 A: beta barrelsX: OB-foldH: Nucleic acid-binding proteins (From Topology)T: Nucleic acid-binding proteinsF: MCM_OBECOD (1.6)
D [auth 5]MCM_Ce6wgf54 A: alpha arraysX: Histone-likeH: Histone-relatedT: AAA+ ATPase lid domainF: MCM_CECOD (1.6)
D [auth 5]KOG0481e6wgf56 A: alpha arraysX: Histone-likeH: Histone-relatedT: AAA+ ATPase lid domainF: KOG0481ECOD (1.6)
D [auth 5]MCM_Ne6wgf51 A: a+b complex topologyX: N-terminal subdomain in DNA replication initiator (cdc21/cdc54) (From Topology)H: N-terminal subdomain in DNA replication initiator (cdc21/cdc54) (From Topology)T: N-terminal subdomain in DNA replication initiator (cdc21/cdc54)F: MCM_NECOD (1.6)
D [auth 5]MCM_AAAe6wgf53 A: a/b three-layered sandwichesX: P-loop domains-likeH: P-loop domains-relatedT: P-loop containing nucleoside triphosphate hydrolasesF: MCM_AAAECOD (1.6)
D [auth 5]MCM_OB_2e6wgf55 A: few secondary structure elementsX: Rubredoxin-likeH: Rubredoxin-relatedT: Rubredoxin-relatedF: MCM_OB_2ECOD (1.6)
E [auth 4]MCM_OBe6wgf42 A: beta barrelsX: OB-foldH: Nucleic acid-binding proteins (From Topology)T: Nucleic acid-binding proteinsF: MCM_OBECOD (1.6)
E [auth 4]MCM_Ce6wgf41 A: alpha arraysX: Histone-likeH: Histone-relatedT: AAA+ ATPase lid domainF: MCM_CECOD (1.6)
E [auth 4]HTH_ARSR_like_1e6wgf44 A: alpha arraysX: Histone-likeH: Histone-relatedT: AAA+ ATPase lid domainF: HTH_ARSR_like_1ECOD (1.6)
E [auth 4]MCM_Ne6wgf46 A: a+b complex topologyX: N-terminal subdomain in DNA replication initiator (cdc21/cdc54) (From Topology)H: N-terminal subdomain in DNA replication initiator (cdc21/cdc54) (From Topology)T: N-terminal subdomain in DNA replication initiator (cdc21/cdc54)F: MCM_NECOD (1.6)
E [auth 4]MCM_AAAe6wgf43 A: a/b three-layered sandwichesX: P-loop domains-likeH: P-loop domains-relatedT: P-loop containing nucleoside triphosphate hydrolasesF: MCM_AAAECOD (1.6)
E [auth 4]MCM_OB_1e6wgf45 A: few secondary structure elementsX: Rubredoxin-likeH: Rubredoxin-relatedT: Rubredoxin-relatedF: MCM_OB_1ECOD (1.6)
F [auth 3]MCM_OBe6wgf33 A: beta barrelsX: OB-foldH: Nucleic acid-binding proteins (From Topology)T: Nucleic acid-binding proteinsF: MCM_OBECOD (1.6)
F [auth 3]MCM_Ce6wgf34 A: alpha arraysX: Histone-likeH: Histone-relatedT: AAA+ ATPase lid domainF: MCM_CECOD (1.6)
F [auth 3]MCM_Ne6wgf35 A: a+b complex topologyX: N-terminal subdomain in DNA replication initiator (cdc21/cdc54) (From Topology)H: N-terminal subdomain in DNA replication initiator (cdc21/cdc54) (From Topology)T: N-terminal subdomain in DNA replication initiator (cdc21/cdc54)F: MCM_NECOD (1.6)
F [auth 3]MCM_AAAe6wgf31 A: a/b three-layered sandwichesX: P-loop domains-likeH: P-loop domains-relatedT: P-loop containing nucleoside triphosphate hydrolasesF: MCM_AAAECOD (1.6)
F [auth 3]KOG0479e6wgf32 A: few secondary structure elementsX: Rubredoxin-likeH: Rubredoxin-relatedT: Rubredoxin-relatedF: KOG0479ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
A [auth 2]PF00493MCM P-loop domain (MCM)MCM P-loop domain- Domain
A [auth 2]PF14551MCM N-terminal domain (MCM_N)MCM N-terminal domainThis family contains the N-terminal domain of MCM proteins.Domain
A [auth 2]PF17855MCM AAA-lid domain (MCM_lid)MCM AAA-lid domainThis entry represents the AAA-lid domain found in MCM proteins.Domain
B [auth 7]PF00493MCM P-loop domain (MCM)MCM P-loop domain- Domain
B [auth 7]PF17855MCM AAA-lid domain (MCM_lid)MCM AAA-lid domainThis entry represents the AAA-lid domain found in MCM proteins.Domain
C [auth 6]PF00493MCM P-loop domain (MCM)MCM P-loop domain- Domain
C [auth 6]PF14551MCM N-terminal domain (MCM_N)MCM N-terminal domainThis family contains the N-terminal domain of MCM proteins.Domain
C [auth 6]PF17855MCM AAA-lid domain (MCM_lid)MCM AAA-lid domainThis entry represents the AAA-lid domain found in MCM proteins.Domain
C [auth 6]PF17207MCM OB domain (MCM_OB)MCM OB domainThis family contains an OB-fold found within MCM proteins. This domain contains an insertion at the zinc binding motif [2].Domain
D [auth 5]PF17855MCM AAA-lid domain (MCM_lid)MCM AAA-lid domainThis entry represents the AAA-lid domain found in MCM proteins.Domain
E [auth 4]PF00493MCM P-loop domain (MCM)MCM P-loop domain- Domain
E [auth 4]PF14551MCM N-terminal domain (MCM_N)MCM N-terminal domainThis family contains the N-terminal domain of MCM proteins.Domain
E [auth 4]PF21128MCM4, winged helix domain (MCM4_WHD)MCM4, winged helix domainDNA replication licensing factor MCM4 is a component of the MCM2-MCM7 complex which consists of six sequence-related AAA+ type ATPases/helicases that form a heterohexameric ring essential for 'once per cell cycle' DNA replication initiation and elon ...DNA replication licensing factor MCM4 is a component of the MCM2-MCM7 complex which consists of six sequence-related AAA+ type ATPases/helicases that form a heterohexameric ring essential for 'once per cell cycle' DNA replication initiation and elongation in eukaryotic cells [1-3]. This is the winged helix domain (WHD) found at the C-terminal of MCM4 [1-3]. Upon ssDNA binding the MCM5-WHD moves out of the central channel and becomes disordered, the MCM6-WHD moves backward and away from the channel, and the MCM4-WHD now partially occludes the channel opening. These changes enable CMG (Cdc45, Mcm2-7, GINS, the eukaryotic replicative helicase) to encircle dsDNA, and is consistent with reports that showed the MCM2-7 matures into two fully assembled CMGs on dsDNA before origin DNA unwinding occurs [3].
Domain
F [auth 3]PF14551MCM N-terminal domain (MCM_N)MCM N-terminal domainThis family contains the N-terminal domain of MCM proteins.Domain
F [auth 3]PF17855MCM AAA-lid domain (MCM_lid)MCM AAA-lid domainThis entry represents the AAA-lid domain found in MCM proteins.Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
A [auth 2]DNA replication licensing factor MCM2
B [auth 7]DNA replication licensing factor MCM7
C [auth 6]DNA replication licensing factor MCM6
D [auth 5]Minichromosome maintenance protein 5
E [auth 4]DNA replication licensing factor MCM4
F [auth 3]DNA replication licensing factor MCM3

InterPro: Protein Family Classification InterPro Database Homepage

ChainsAccessionNameType
A [auth 2]IPR031327Mini-chromosome maintenance proteinFamily
A [auth 2]IPR018525Mini-chromosome maintenance, conserved siteConserved Site
A [auth 2]IPR001208MCM domainDomain
A [auth 2]IPR041562MCM, AAA-lid domainDomain
A [auth 2]IPR008045DNA replication licensing factor Mcm2Family
A [auth 2]IPR027417P-loop containing nucleoside triphosphate hydrolaseHomologous Superfamily
A [auth 2]IPR027925MCM, N-terminal domainDomain
A [auth 2]IPR033762MCM OB domainDomain
A [auth 2]IPR012340Nucleic acid-binding, OB-foldHomologous Superfamily
B [auth 7]IPR031327Mini-chromosome maintenance proteinFamily
B [auth 7]IPR008050DNA replication licensing factor Mcm7Family
B [auth 7]IPR018525Mini-chromosome maintenance, conserved siteConserved Site
B [auth 7]IPR003593AAA+ ATPase domainDomain
B [auth 7]IPR001208MCM domainDomain
B [auth 7]IPR041562MCM, AAA-lid domainDomain
B [auth 7]IPR027417P-loop containing nucleoside triphosphate hydrolaseHomologous Superfamily
B [auth 7]IPR027925MCM, N-terminal domainDomain
B [auth 7]IPR033762MCM OB domainDomain
B [auth 7]IPR012340Nucleic acid-binding, OB-foldHomologous Superfamily
C [auth 6]IPR008049DNA replication licensing factor Mcm6Family
C [auth 6]IPR041024Mcm6, C-terminal winged-helix domainDomain
C [auth 6]IPR031327Mini-chromosome maintenance proteinFamily
C [auth 6]IPR018525Mini-chromosome maintenance, conserved siteConserved Site
C [auth 6]IPR001208MCM domainDomain
C [auth 6]IPR041562MCM, AAA-lid domainDomain
C [auth 6]IPR027417P-loop containing nucleoside triphosphate hydrolaseHomologous Superfamily
C [auth 6]IPR027925MCM, N-terminal domainDomain
C [auth 6]IPR033762MCM OB domainDomain
C [auth 6]IPR012340Nucleic acid-binding, OB-foldHomologous Superfamily
D [auth 5]IPR031327Mini-chromosome maintenance proteinFamily
D [auth 5]IPR018525Mini-chromosome maintenance, conserved siteConserved Site
D [auth 5]IPR001208MCM domainDomain
D [auth 5]IPR041562MCM, AAA-lid domainDomain
D [auth 5]IPR027417P-loop containing nucleoside triphosphate hydrolaseHomologous Superfamily
D [auth 5]IPR027925MCM, N-terminal domainDomain
D [auth 5]IPR033762MCM OB domainDomain
D [auth 5]IPR008048DNA replication licensing factor Mcm5Family
D [auth 5]IPR012340Nucleic acid-binding, OB-foldHomologous Superfamily
E [auth 4]IPR031327Mini-chromosome maintenance proteinFamily
E [auth 4]IPR018525Mini-chromosome maintenance, conserved siteConserved Site
E [auth 4]IPR001208MCM domainDomain
E [auth 4]IPR041562MCM, AAA-lid domainDomain
E [auth 4]IPR027417P-loop containing nucleoside triphosphate hydrolaseHomologous Superfamily
E [auth 4]IPR027925MCM, N-terminal domainDomain
E [auth 4]IPR036388Winged helix-like DNA-binding domain superfamilyHomologous Superfamily
E [auth 4]IPR008047Mini-chromosome maintenance complex protein 4Family
E [auth 4]IPR033762MCM OB domainDomain
E [auth 4]IPR012340Nucleic acid-binding, OB-foldHomologous Superfamily
F [auth 3]IPR031327Mini-chromosome maintenance proteinFamily
F [auth 3]IPR018525Mini-chromosome maintenance, conserved siteConserved Site
F [auth 3]IPR003593AAA+ ATPase domainDomain
F [auth 3]IPR001208MCM domainDomain
F [auth 3]IPR041562MCM, AAA-lid domainDomain
F [auth 3]IPR027417P-loop containing nucleoside triphosphate hydrolaseHomologous Superfamily
F [auth 3]IPR027925MCM, N-terminal domainDomain
F [auth 3]IPR008046DNA replication licensing factor Mcm3Family
F [auth 3]IPR033762MCM OB domainDomain
F [auth 3]IPR012340Nucleic acid-binding, OB-foldHomologous Superfamily