5U8T

Structure of Eukaryotic CMG Helicase at a Replication Fork and Implications


Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
A [auth 2]PF17207e5u8t23 A: beta barrelsX: OB-foldH: Nucleic acid-binding proteins (From Topology)T: Nucleic acid-binding proteinsF: PF17207ECOD (1.6)
A [auth 2]PF17855e5u8t25 A: alpha arraysX: Histone-likeH: Histone-relatedT: AAA+ ATPase lid domainF: PF17855ECOD (1.6)
A [auth 2]PF14551e5u8t21 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: PF14551ECOD (1.6)
A [auth 2]PF00493e5u8t24 A: a/b three-layered sandwichesX: P-loop domains-likeH: P-loop domains-relatedT: P-loop containing nucleoside triphosphate hydrolasesF: PF00493ECOD (1.6)
A [auth 2]F_UNCLASSIFIEDe5u8t22 A: few secondary structure elementsX: Rubredoxin-likeH: Rubredoxin-relatedT: Rubredoxin-relatedF: F_UNCLASSIFIEDECOD (1.6)
J [auth D]PF05916e5u8tD2 A: alpha bundlesX: GINS helical bundle-like (From Homology)H: GINS helical bundle-likeT: PSF1 N-terminal domain-likeF: PF05916ECOD (1.6)
J [auth D]PF16922e5u8tD1 A: a+b two layersX: L9 N-domain-likeH: GINS/PriA/YqbF domain (From Topology)T: GINS/PriA/YqbF domainF: PF16922ECOD (1.6)
K [auth E]PF02724e5u8tE3 A: alpha arraysX: HhH/H2THH: Cdc45 CID domain (From Topology)T: Cdc45 CID domainF: PF02724ECOD (1.6)
K [auth E]PF02724e5u8tE2 A: a+b three layersX: C-terminal domain in DHH phosphoesterases (From Topology)H: C-terminal domain in DHH phosphoesterases (From Topology)T: C-terminal domain in DHH phosphoesterasesF: PF02724ECOD (1.6)
K [auth E]PF02724e5u8tE1 A: a/b three-layered sandwichesX: HAD domain-likeH: HAD domain-relatedT: DHH phosphoesterasesF: PF02724ECOD (1.6)
B [auth 3]PF17207e5u8t35 A: beta barrelsX: OB-foldH: Nucleic acid-binding proteins (From Topology)T: Nucleic acid-binding proteinsF: PF17207ECOD (1.6)
B [auth 3]PF17855e5u8t34 A: alpha arraysX: Histone-likeH: Histone-relatedT: AAA+ ATPase lid domainF: PF17855ECOD (1.6)
B [auth 3]PF14551e5u8t32 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: PF14551ECOD (1.6)
B [auth 3]PF00493e5u8t31 A: a/b three-layered sandwichesX: P-loop domains-likeH: P-loop domains-relatedT: P-loop containing nucleoside triphosphate hydrolasesF: PF00493ECOD (1.6)
B [auth 3]F_UNCLASSIFIEDe5u8t33 A: few secondary structure elementsX: Rubredoxin-likeH: Rubredoxin-relatedT: Rubredoxin-relatedF: F_UNCLASSIFIEDECOD (1.6)
C [auth 4]PF17207e5u8t45 A: beta barrelsX: OB-foldH: Nucleic acid-binding proteins (From Topology)T: Nucleic acid-binding proteinsF: PF17207ECOD (1.6)
C [auth 4]PF17855e5u8t41 A: alpha arraysX: Histone-likeH: Histone-relatedT: AAA+ ATPase lid domainF: PF17855ECOD (1.6)
C [auth 4]PF21128e5u8t42 A: alpha arraysX: Histone-likeH: Histone-relatedT: AAA+ ATPase lid domainF: PF21128ECOD (1.6)
C [auth 4]PF14551e5u8t44 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: PF14551ECOD (1.6)
C [auth 4]PF00493e5u8t46 A: a/b three-layered sandwichesX: P-loop domains-likeH: P-loop domains-relatedT: P-loop containing nucleoside triphosphate hydrolasesF: PF00493ECOD (1.6)
C [auth 4]PF17207e5u8t43 A: few secondary structure elementsX: Rubredoxin-likeH: Rubredoxin-relatedT: Rubredoxin-relatedF: PF17207ECOD (1.6)
D [auth 5]PF17207e5u8t51 A: beta barrelsX: OB-foldH: Nucleic acid-binding proteins (From Topology)T: Nucleic acid-binding proteinsF: PF17207ECOD (1.6)
D [auth 5]PF17855e5u8t56 A: alpha arraysX: Histone-likeH: Histone-relatedT: AAA+ ATPase lid domainF: PF17855ECOD (1.6)
D [auth 5]PF14551e5u8t54 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: PF14551ECOD (1.6)
D [auth 5]PF00493e5u8t55 A: a/b three-layered sandwichesX: P-loop domains-likeH: P-loop domains-relatedT: P-loop containing nucleoside triphosphate hydrolasesF: PF00493ECOD (1.6)
D [auth 5]F_UNCLASSIFIEDe5u8t52 A: few secondary structure elementsX: Rubredoxin-likeH: Rubredoxin-relatedT: Rubredoxin-relatedF: F_UNCLASSIFIEDECOD (1.6)
E [auth 6]PF17207e5u8t62 A: beta barrelsX: OB-foldH: Nucleic acid-binding proteins (From Topology)T: Nucleic acid-binding proteinsF: PF17207ECOD (1.6)
E [auth 6]PF17855e5u8t64 A: alpha arraysX: Histone-likeH: Histone-relatedT: AAA+ ATPase lid domainF: PF17855ECOD (1.6)
E [auth 6]PF14551e5u8t61 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: PF14551ECOD (1.6)
E [auth 6]PF00493e5u8t65 A: a/b three-layered sandwichesX: P-loop domains-likeH: P-loop domains-relatedT: P-loop containing nucleoside triphosphate hydrolasesF: PF00493ECOD (1.6)
E [auth 6]PF17207e5u8t63 A: few secondary structure elementsX: Rubredoxin-likeH: Rubredoxin-relatedT: Rubredoxin-relatedF: PF17207ECOD (1.6)
F [auth 7]PF17207e5u8t75 A: beta barrelsX: OB-foldH: Nucleic acid-binding proteins (From Topology)T: Nucleic acid-binding proteinsF: PF17207ECOD (1.6)
F [auth 7]PF17855e5u8t71 A: alpha arraysX: Histone-likeH: Histone-relatedT: AAA+ ATPase lid domainF: PF17855ECOD (1.6)
F [auth 7]PF14551e5u8t73 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: PF14551ECOD (1.6)
F [auth 7]PF00493e5u8t74 A: a/b three-layered sandwichesX: P-loop domains-likeH: P-loop domains-relatedT: P-loop containing nucleoside triphosphate hydrolasesF: PF00493ECOD (1.6)
F [auth 7]F_UNCLASSIFIEDe5u8t72 A: few secondary structure elementsX: Rubredoxin-likeH: Rubredoxin-relatedT: Rubredoxin-relatedF: F_UNCLASSIFIEDECOD (1.6)
G [auth A]PF05916e5u8tA2 A: alpha bundlesX: GINS helical bundle-like (From Homology)H: GINS helical bundle-likeT: PSF1 N-terminal domain-likeF: PF05916ECOD (1.6)
G [auth A]F_UNCLASSIFIEDe5u8tA1 A: a+b two layersX: L9 N-domain-likeH: GINS/PriA/YqbF domain (From Topology)T: GINS/PriA/YqbF domainF: F_UNCLASSIFIEDECOD (1.6)
H [auth B]PF05916e5u8tB1 A: alpha bundlesX: GINS helical bundle-like (From Homology)H: GINS helical bundle-likeT: PSF2 C-terminal domain-likeF: PF05916ECOD (1.6)
H [auth B]F_UNCLASSIFIEDe5u8tB2 A: a+b two layersX: L9 N-domain-likeH: GINS/PriA/YqbF domain (From Topology)T: GINS/PriA/YqbF domainF: F_UNCLASSIFIEDECOD (1.6)
I [auth C]PF05916e5u8tC2 A: alpha bundlesX: GINS helical bundle-like (From Homology)H: GINS helical bundle-likeT: PSF2 C-terminal domain-likeF: PF05916ECOD (1.6)
I [auth C]PF22466e5u8tC1 A: a+b two layersX: L9 N-domain-likeH: GINS/PriA/YqbF domain (From Topology)T: GINS/PriA/YqbF domainF: PF22466ECOD (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
A [auth 2]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
J [auth D]PF05916GINS complex protein (Sld5)GINS complex protein- Family
J [auth D]PF16922DNA replication complex GINS protein SLD5 C-terminus (SLD5_C)DNA replication complex GINS protein SLD5 C-terminusThe C-terminal domain of DNA replication complex GINS protein SLD5 is important in the assembly of the GINS complex, a complex which is involved in initiation of DNA replication and progression of DNA replication forks [1].Domain
K [auth E]PF02724CDC45-like protein (CDC45)CDC45-like protein- Family
B [auth 3]PF00493MCM P-loop domain (MCM)MCM P-loop domain- Domain
B [auth 3]PF14551MCM N-terminal domain (MCM_N)MCM N-terminal domainThis family contains the N-terminal domain of MCM proteins.Domain
B [auth 3]PF17855MCM AAA-lid domain (MCM_lid)MCM AAA-lid domainThis entry represents the AAA-lid domain found in MCM proteins.Domain
B [auth 3]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
C [auth 4]PF00493MCM P-loop domain (MCM)MCM P-loop domain- Domain
C [auth 4]PF14551MCM N-terminal domain (MCM_N)MCM N-terminal domainThis family contains the N-terminal domain of MCM proteins.Domain
C [auth 4]PF17855MCM AAA-lid domain (MCM_lid)MCM AAA-lid domainThis entry represents the AAA-lid domain found in MCM proteins.Domain
C [auth 4]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
C [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
D [auth 5]PF00493MCM P-loop domain (MCM)MCM P-loop domain- 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
D [auth 5]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
E [auth 6]PF00493MCM P-loop domain (MCM)MCM P-loop domain- Domain
E [auth 6]PF14551MCM N-terminal domain (MCM_N)MCM N-terminal domainThis family contains the N-terminal domain of MCM proteins.Domain
E [auth 6]PF17855MCM AAA-lid domain (MCM_lid)MCM AAA-lid domainThis entry represents the AAA-lid domain found in MCM proteins.Domain
E [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
F [auth 7]PF00493MCM P-loop domain (MCM)MCM P-loop domain- Domain
F [auth 7]PF14551MCM N-terminal domain (MCM_N)MCM N-terminal domainThis family contains the N-terminal domain of MCM proteins.Domain
F [auth 7]PF17855MCM AAA-lid domain (MCM_lid)MCM AAA-lid domainThis entry represents the AAA-lid domain found in MCM proteins.Domain
F [auth 7]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
G [auth A]PF05916GINS complex protein (Sld5)GINS complex protein- Family
H [auth B]PF05916GINS complex protein (Sld5)GINS complex protein- Family
I [auth C]PF05916GINS complex protein (Sld5)GINS complex protein- Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
A [auth 2]DNA replication licensing factor MCM2
J [auth D]DNA replication complex GINS protein SLD5-
K [auth E]Cell division control protein 45
L [auth F]DNA (5'-D(P*TP*TP*TP*TP*TP*TP*TP*TP*TP*TP*TP*TP*TP*T)-3')---
B [auth 3]DNA replication licensing factor MCM3
C [auth 4]DNA replication licensing factor MCM4
D [auth 5]Minichromosome maintenance protein 5
E [auth 6]DNA replication licensing factor MCM6
F [auth 7]DNA replication licensing factor MCM7
G [auth A]DNA replication complex GINS protein PSF1-
H [auth B]DNA replication complex GINS protein PSF2-
I [auth C]DNA replication complex GINS protein PSF3-

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
J [auth D]IPR008591GINS complex subunit Sld5Family
J [auth D]IPR038749GINS complex protein Sld5, alpha-helical domainDomain
J [auth D]IPR036224GINS, helical bundle-like domain superfamilyHomologous Superfamily
J [auth D]IPR021151GINS subunit, domain ADomain
J [auth D]IPR031633DNA replication complex GINS protein SLD5, C-terminalDomain
K [auth E]IPR003874CDC45 familyFamily
B [auth 3]IPR031327Mini-chromosome maintenance proteinFamily
B [auth 3]IPR018525Mini-chromosome maintenance, conserved siteConserved Site
B [auth 3]IPR003593AAA+ ATPase domainDomain
B [auth 3]IPR001208MCM domainDomain
B [auth 3]IPR041562MCM, AAA-lid domainDomain
B [auth 3]IPR027417P-loop containing nucleoside triphosphate hydrolaseHomologous Superfamily
B [auth 3]IPR027925MCM, N-terminal domainDomain
B [auth 3]IPR008046DNA replication licensing factor Mcm3Family
B [auth 3]IPR033762MCM OB domainDomain
B [auth 3]IPR012340Nucleic acid-binding, OB-foldHomologous Superfamily
C [auth 4]IPR031327Mini-chromosome maintenance proteinFamily
C [auth 4]IPR018525Mini-chromosome maintenance, conserved siteConserved Site
C [auth 4]IPR001208MCM domainDomain
C [auth 4]IPR041562MCM, AAA-lid domainDomain
C [auth 4]IPR027417P-loop containing nucleoside triphosphate hydrolaseHomologous Superfamily
C [auth 4]IPR027925MCM, N-terminal domainDomain
C [auth 4]IPR036388Winged helix-like DNA-binding domain superfamilyHomologous Superfamily
C [auth 4]IPR008047Mini-chromosome maintenance complex protein 4Family
C [auth 4]IPR033762MCM OB domainDomain
C [auth 4]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 6]IPR008049DNA replication licensing factor Mcm6Family
E [auth 6]IPR041024Mcm6, C-terminal winged-helix domainDomain
E [auth 6]IPR031327Mini-chromosome maintenance proteinFamily
E [auth 6]IPR018525Mini-chromosome maintenance, conserved siteConserved Site
E [auth 6]IPR001208MCM domainDomain
E [auth 6]IPR041562MCM, AAA-lid domainDomain
E [auth 6]IPR027417P-loop containing nucleoside triphosphate hydrolaseHomologous Superfamily
E [auth 6]IPR027925MCM, N-terminal domainDomain
E [auth 6]IPR033762MCM OB domainDomain
E [auth 6]IPR012340Nucleic acid-binding, OB-foldHomologous Superfamily
F [auth 7]IPR031327Mini-chromosome maintenance proteinFamily
F [auth 7]IPR008050DNA replication licensing factor Mcm7Family
F [auth 7]IPR018525Mini-chromosome maintenance, conserved siteConserved Site
F [auth 7]IPR003593AAA+ ATPase domainDomain
F [auth 7]IPR001208MCM domainDomain
F [auth 7]IPR041562MCM, AAA-lid domainDomain
F [auth 7]IPR027417P-loop containing nucleoside triphosphate hydrolaseHomologous Superfamily
F [auth 7]IPR027925MCM, N-terminal domainDomain
F [auth 7]IPR033762MCM OB domainDomain
F [auth 7]IPR012340Nucleic acid-binding, OB-foldHomologous Superfamily
G [auth A]IPR005339GINS complex, subunit Psf1Family
G [auth A]IPR036224GINS, helical bundle-like domain superfamilyHomologous Superfamily
G [auth A]IPR021151GINS subunit, domain ADomain
H [auth B]IPR007257DNA replication complex GINS protein Psf2Family
H [auth B]IPR021151GINS subunit, domain ADomain
H [auth B]IPR036224GINS, helical bundle-like domain superfamilyHomologous Superfamily
I [auth C]IPR036224GINS, helical bundle-like domain superfamilyHomologous Superfamily
I [auth C]IPR021151GINS subunit, domain ADomain
I [auth C]IPR010492GINS complex, subunit Psf3Family
I [auth C]IPR038437GINS complex, subunit Psf3 superfamilyHomologous Superfamily