5XF8 | pdb_00005xf8

Cryo-EM structure of the Cdt1-MCM2-7 complex in AMPPNP state


Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
A [auth 2]Amidase_2e5xf821 A: a/b three-layered sandwichesX: HAD domain-likeH: Class I glutamine amidotransferase-likeT: CheY-likeF: Amidase_2ECOD (v294.1)
A [auth 2]e5xf824 A: a/b three-layered sandwichesX: Periplasmic binding protein-like IIH: Rubredoxin-relatedT: Tetrapyrrole methylase C-terminal domainF:ECOD (v294.1)
B [auth 3]Amidase_2e5xf831 A: a/b three-layered sandwichesX: HAD domain-likeH: Class I glutamine amidotransferase-likeT: CheY-likeF: Amidase_2ECOD (v294.1)
C [auth 4]Amidase_2e5xf841 A: a/b three-layered sandwichesX: HAD domain-likeH: Class I glutamine amidotransferase-likeT: CheY-likeF: Amidase_2ECOD (v294.1)
D [auth 5]Amidase_2e5xf851 A: a/b three-layered sandwichesX: HAD domain-likeH: Class I glutamine amidotransferase-likeT: CheY-likeF: Amidase_2ECOD (v294.1)
F [auth 7]Amidase_2e5xf871 A: a/b three-layered sandwichesX: HAD domain-likeH: Class I glutamine amidotransferase-likeT: CheY-likeF: Amidase_2ECOD (v294.1)

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
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]PF00493MCM P-loop domain (MCM)MCM P-loop domainDomain
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
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]PF00493MCM P-loop domain (MCM)MCM P-loop domainDomain
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 domainDomain
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 (WHD_MCM4)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 elong ...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 domainDomain
D [auth 5]PF14551MCM N-terminal domain (MCM_N)MCM N-terminal domainThis family contains the N-terminal domain of MCM proteins. Domain
D [auth 5]PF21933MCM5, C-terminal domain (MCM5_C)MCM5, C-terminal domainThis entry represents the C-terminal domain of MCM5 from humans and its homologues, which is a HTH domain [1]. MCM5 is part of the MCM2-7 complex. 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]PF14551MCM N-terminal domain (MCM_N)MCM N-terminal domainThis family contains the N-terminal domain of MCM proteins. Domain
E [auth 6]PF00493MCM P-loop domain (MCM)MCM P-loop domainDomain
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]PF14551MCM N-terminal domain (MCM_N)MCM N-terminal domainThis family contains the N-terminal domain of MCM proteins. Domain
F [auth 7]PF00493MCM P-loop domain (MCM)MCM P-loop domainDomain
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

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
A [auth 2]DNA replication licensing factor MCM2
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 C]Cell division cycle protein CDT1

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 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]IPR054007MCM3 winged helix domainDomain
B [auth 3]IPR027925MCM, N-terminal domainDomain
B [auth 3]IPR056575MCM3-like, winged helix 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]IPR008047DNA replication licensing factor MCM4Family
C [auth 4]IPR036388Winged helix-like DNA-binding domain superfamilyHomologous Superfamily
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]IPR054125MCM5, C-terminal domainDomain
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 C]IPR032054DNA replication factor Cdt1, C-terminalDomain
G [auth C]IPR038090DNA replication factor Cdt1, C-terminal WH domain superfamilyHomologous Superfamily