7B5R

Ubiquitin ligation to F-box protein substrates by SCF-RBR E3-E3 super-assembly: CUL1-RBX1-SKP1-SKP2-CKSHS1-Cyclin A-CDK2-p27


Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

ChainsTypeFamily Name Domain Identifier Family IdentifierProvenance Source (Version)
B [auth T]SCOP2B SuperfamilyRNI-like 8037339 3000990 SCOP2B (2022-06-29)
B [auth T]SCOP2B SuperfamilyF-box domain 8038678 3000567 SCOP2B (2022-06-29)
C [auth K]SCOP2B SuperfamilyCell cycle regulatory proteins 8037340 3000311 SCOP2B (2022-06-29)
D [auth S]SCOP2B SuperfamilySkp1 dimerisation domain-like 8038683 3000564 SCOP2B (2022-06-29)
D [auth S]SCOP2B SuperfamilyPOZ domain 8035033 3000894 SCOP2B (2022-06-29)
E [auth L]SCOP2B SuperfamilyProtein kinase-like (PK-like) 8040310 3000066 SCOP2B (2022-06-29)
F [auth Y]SCOP2B SuperfamilyCyclin-like 8038664 3000768 SCOP2B (2022-06-29)
F [auth Y]SCOP2B SuperfamilyCyclin-like 8038665 3000768 SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
A [auth C]Cullin_1ste7b5rC1 A: alpha superhelicesX: Repetitive alpha hairpinsH: ARM repeat (From Topology)T: ARM repeatF: Cullin_1stECOD (1.6)
B [auth T]LRR_8_4e7b5rT1 A: beta duplicates or obligate multimersX: Single-stranded right-handed beta-helixH: Leucine-rich repeats (From Topology)T: Leucine-rich repeatsF: LRR_8_4ECOD (1.6)
B [auth T]F-box-likee7b5rT2 A: alpha arraysX: F-box domain (From Topology)H: F-box domain (From Topology)T: F-box domainF: F-box-likeECOD (1.6)
C [auth K]CKSe7b5rK1 A: a+b complex topologyX: Cell cycle regulatory proteins (From Topology)H: Cell cycle regulatory proteins (From Topology)T: Cell cycle regulatory proteinsF: CKSECOD (1.6)
D [auth S]Skp1_POZe7b5rS1 A: a+b two layersX: POZ domain (From Topology)H: POZ domain (From Topology)T: POZ domainF: Skp1_POZECOD (1.6)
E [auth L]Pkinase_Tyre7b5rL1 A: a+b complex topologyX: Protein kinase/SAICAR synthase/ATP-grasp (From Homology)H: Protein kinase/SAICAR synthase/ATP-graspT: Protein kinaseF: Pkinase_TyrECOD (1.6)
F [auth Y]Cyclin_Ce7b5rY2 A: alpha arraysX: HTHH: HTHT: Cyclin-likeF: Cyclin_CECOD (1.6)
F [auth Y]Cyclin_Ne7b5rY1 A: alpha arraysX: HTHH: HTHT: Cyclin-likeF: Cyclin_NECOD (1.6)

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
A [auth C]PF00888Cullin family (Cullin)Cullin family- Repeat
B [auth T]PF12937F-box-like (F-box-like)F-box-likeThis is an F-box-like family.Domain
C [auth K]PF01111Cyclin-dependent kinase regulatory subunit (CKS)Cyclin-dependent kinase regulatory subunit- Domain
D [auth S]PF01466Skp1 family, dimerisation domain (Skp1)Skp1 family, dimerisation domain- Domain
D [auth S]PF03931Skp1 family, tetramerisation domain (Skp1_POZ)Skp1 family, tetramerisation domain- Domain
F [auth Y]PF00134Cyclin, N-terminal domain (Cyclin_N)Cyclin, N-terminal domainCyclins regulate cyclin dependent kinases (CDKs). Swiss:P22674 is a Uracil-DNA glycosylase that is related to other cyclins [4]. Cyclins contain two domains of similar all-alpha fold, of which this family corresponds with the N-terminal domain.Domain
F [auth Y]PF02984Cyclin, C-terminal domain (Cyclin_C)Cyclin, C-terminal domainCyclins regulate cyclin dependent kinases (CDKs). Swiss:P22674 is a Uracil-DNA glycosylase that is related to other cyclins [4]. Cyclins contain two domains of similar all-alpha fold, of which this family corresponds with the C-terminal domain.Domain
G [auth P]PF02234Cyclin-dependent kinase inhibitor (CDI)Cyclin-dependent kinase inhibitor- Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
A [auth C]Cullin-1
B [auth T]S-phase kinase-associated protein 2
C [auth K]Cyclin-dependent kinases regulatory subunit 1
D [auth S]S-phase kinase-associated protein 1
E [auth L]Cyclin-dependent kinase 2
F [auth Y]Cyclin-A2
G [auth P]Cyclin-dependent kinase inhibitor 1B

InterPro: Protein Family Classification InterPro Database Homepage

ChainsAccessionNameType
A [auth C]IPR045093CullinFamily
A [auth C]IPR019559Cullin protein, neddylation domainDomain
A [auth C]IPR016158Cullin homology domainDomain
A [auth C]IPR016157Cullin, conserved siteConserved Site
A [auth C]IPR001373Cullin, N-terminalDomain
A [auth C]IPR036388Winged helix-like DNA-binding domain superfamilyHomologous Superfamily
A [auth C]IPR036390Winged helix DNA-binding domain superfamilyHomologous Superfamily
A [auth C]IPR036317Cullin homology domain superfamilyHomologous Superfamily
A [auth C]IPR016159Cullin repeat-like-containing domain superfamilyHomologous Superfamily
B [auth T]IPR036047F-box-like domain superfamilyHomologous Superfamily
B [auth T]IPR001810F-box domainDomain
B [auth T]IPR032675Leucine-rich repeat domain superfamilyHomologous Superfamily
B [auth T]IPR006553Leucine-rich repeat, cysteine-containing subtypeRepeat
C [auth K]IPR036858Cyclin-dependent kinase, regulatory subunit superfamilyHomologous Superfamily
C [auth K]IPR000789Cyclin-dependent kinase, regulatory subunitFamily
D [auth S]IPR016073SKP1 component, POZ domainDomain
D [auth S]IPR001232S-phase kinase-associated protein 1-likeFamily
D [auth S]IPR036296SKP1-like, dimerisation domain superfamilyHomologous Superfamily
D [auth S]IPR016072SKP1 component, dimerisationDomain
D [auth S]IPR011333SKP1/BTB/POZ domain superfamilyHomologous Superfamily
D [auth S]IPR016897S-phase kinase-associated protein 1Family
E [auth L]IPR000719Protein kinase domainDomain
E [auth L]IPR050108Cyclin-dependent kinaseFamily
E [auth L]IPR017441Protein kinase, ATP binding siteBinding Site
E [auth L]IPR011009Protein kinase-like domain superfamilyHomologous Superfamily
E [auth L]IPR008271Serine/threonine-protein kinase, active siteActive Site
F [auth Y]IPR048258Cyclins, cyclin-boxConserved Site
F [auth Y]IPR004367Cyclin, C-terminal domainDomain
F [auth Y]IPR032447Cyclin-A, N-terminal APC/C binding regionDomain
F [auth Y]IPR046965Cyclin A/B-likeFamily
F [auth Y]IPR006671Cyclin, N-terminalDomain
F [auth Y]IPR036915Cyclin-like superfamilyHomologous Superfamily
F [auth Y]IPR039361CyclinFamily
F [auth Y]IPR013763Cyclin-like domainDomain
G [auth P]IPR003175Cyclin-dependent kinase inhibitor domainDomain
G [auth P]IPR044898Cyclin-dependent kinase inhibitor domain superfamilyHomologous Superfamily

Pharos: Disease Associations Pharos Homepage Annotation

ChainsDrug Target  Associated Disease
A [auth C]PharosQ13616
B [auth T]PharosQ13309
C [auth K]PharosP61024
D [auth S]PharosP63208
E [auth L]PharosP24941
F [auth Y]PharosP20248
G [auth P]PharosP46527

Protein Modification Annotation

Modified Residue(s)
ChainResidue(s)Description
E [auth L]TPO Parent Component: THR

RESIDAA0038

PSI-MOD :  O-phospho-L-threonine MOD:00047
G [auth P]TPO Parent Component: THR

RESIDAA0038 , AA0038

PSI-MOD :  O-phospho-L-threonine MOD:00047 , O-phospho-L-threonine MOD:00047