6TTU

Ubiquitin Ligation to substrate by a cullin-RING E3 ligase at 3.7A resolution: NEDD8-CUL1-RBX1 N98R-SKP1-monomeric b-TRCP1dD-IkBa-UB~UBE2D2


Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

ChainsTypeFamily Name Domain Identifier Family IdentifierProvenance Source (Version)
A [auth T]SCOP2B SuperfamilyF-box domain8034571 3000567 SCOP2B (2022-06-29)
A [auth T]SCOP2B SuperfamilyWD40 repeat-like8034572 3001694 SCOP2B (2022-06-29)
B [auth S]SCOP2B SuperfamilyPOZ domain8035033 3000894 SCOP2B (2022-06-29)
B [auth S]SCOP2B SuperfamilySkp1 dimerisation domain-like8038683 3000564 SCOP2B (2022-06-29)
CSCOP2B SuperfamilyCullin repeat-like8003460 3000059 SCOP2B (2022-06-29)
CSCOP2B SuperfamilyWinged helix DNA-binding domain8003455 3000034 SCOP2B (2022-06-29)
CSCOP2B SuperfamilyWinged helix DNA-binding domain8003463 3000034 SCOP2B (2022-06-29)
D [auth N]SCOP2B SuperfamilyUbiquitin-like8034470 3000157 SCOP2B (2022-06-29)
E [auth R]SCOP2 FamilyRING finger domain C3HC48093559 4000374 SCOP2 (2022-06-29)
E [auth R]SCOP2 SuperfamilyRING/U-box like8093560 3000160 SCOP2 (2022-06-29)
F [auth D]SCOP2B SuperfamilyUBC-like8040137 3000570 SCOP2B (2022-06-29)
G [auth U]SCOP2B SuperfamilyUbiquitin-like8043829 3000157 SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
A [auth T]ANAPC4_WD40_9e6ttuT1 A: beta duplicates or obligate multimersX: beta-propeller-likeH: beta-propellerT: 7-bladedF: ANAPC4_WD40_9ECOD (1.6)
A [auth T]F-box-likee6ttuT2 A: alpha arraysX: F-box domain (From Topology)H: F-box domain (From Topology)T: F-box domainF: F-box-likeECOD (1.6)
B [auth S]Skp1_POZe6ttuS1 A: a+b two layersX: POZ domain (From Topology)H: POZ domain (From Topology)T: POZ domainF: Skp1_POZECOD (1.6)
CCullin_Nedd8e6ttuC4 A: alpha arraysX: HTHH: HTHT: wingedF: Cullin_Nedd8ECOD (1.6)
CCullin_4the6ttuC2 A: alpha arraysX: HTHH: HTHT: wingedF: Cullin_4thECOD (1.6)
CCullin_1ste6ttuC5 A: alpha superhelicesX: Repetitive alpha hairpinsH: ARM repeat (From Topology)T: ARM repeatF: Cullin_1stECOD (1.6)
CCullin_2nde6ttuC3 A: alpha superhelicesX: Repetitive alpha hairpinsH: ARM repeat (From Topology)T: ARM repeatF: Cullin_2ndECOD (1.6)
CCullin_3rde6ttuC1 A: a+b duplicates or obligate multimersX: a+b domain in cullin-like proteins (From Topology)H: a+b domain in cullin-like proteins (From Topology)T: a+b domain in cullin-like proteinsF: Cullin_3rdECOD (1.6)
D [auth N]ubiquitin_4e6ttuN1 A: a+b two layersX: beta-GraspH: Ubiquitin-relatedT: Ubiquitin-likeF: ubiquitin_4ECOD (1.6)
E [auth R]zf-rbx1e6ttuR1 A: few secondary structure elementsX: RING/U-box-likeH: RING/U-box-likeT: RING/U-boxF: zf-rbx1ECOD (1.6)
F [auth D]UQ_cone6ttuD1 A: a+b two layersX: UBC-likeH: UBC-like (From Topology)T: UBC-likeF: UQ_conECOD (1.6)
G [auth U]ubiquitin_1e6ttuU1 A: a+b two layersX: beta-GraspH: Ubiquitin-relatedT: Ubiquitin-likeF: ubiquitin_1ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

ChainDomainClassArchitectureTopologyHomologyProvenance Source (Version)
A [auth T]1.20.1280.50 Mainly Alpha Up-down Bundle Monooxygenase CATH (utative)
A [auth T]2.130.10.10 Mainly Beta 7 Propeller Methylamine Dehydrogenase Chain HCATH (utative)
B [auth S]3.30.710.10 Alpha Beta 2-Layer Sandwich Potassium Channel Kv1.1 Chain ACATH (utative)

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
A [auth T]PF12937F-box-like (F-box-like)F-box-likeThis is an F-box-like family.Domain
A [auth T]PF00400WD domain, G-beta repeat (WD40)WD domain, G-beta repeat- Repeat
B [auth S]PF01466Skp1 family, dimerisation domain (Skp1)Skp1 family, dimerisation domain- Domain
PF00888Cullin family (Cullin)Cullin family- Repeat
D [auth N]PF00240Ubiquitin family (ubiquitin)Ubiquitin familyThis family contains a number of ubiquitin-like proteins: SUMO (smt3 homologue) (see Swiss:Q02724), Nedd8 (see Swiss:P29595), Elongin B (see Swiss:Q15370), Rub1 (see Swiss:Q9SHE7), and Parkin (see Swiss:O60260). A number of them are thought to carry ...This family contains a number of ubiquitin-like proteins: SUMO (smt3 homologue) (see Swiss:Q02724), Nedd8 (see Swiss:P29595), Elongin B (see Swiss:Q15370), Rub1 (see Swiss:Q9SHE7), and Parkin (see Swiss:O60260). A number of them are thought to carry a distinctive five-residue motif termed the proteasome-interacting motif (PIM), which may have a biologically significant role in protein delivery to proteasomes and recruitment of proteasomes to transcription sites [5].
Domain
E [auth R]PF12678RING-H2 zinc finger domain (zf-rbx1)RING-H2 zinc finger domainThere are 8 cysteine/ histidine residues which are proposed to be the conserved residues involved in zinc binding. The protein, of which this domain is the conserved region, participates in diverse functions relevant to chromosome metabolism and cell ...There are 8 cysteine/ histidine residues which are proposed to be the conserved residues involved in zinc binding. The protein, of which this domain is the conserved region, participates in diverse functions relevant to chromosome metabolism and cell cycle control [1].
Domain
F [auth D]PF00179Ubiquitin-conjugating enzyme (UQ_con)Ubiquitin-conjugating enzymeProteins destined for proteasome-mediated degradation may be ubiquitinated. Ubiquitination follows conjugation of ubiquitin to a conserved cysteine residue of UBC homologues. TSG101 is one of several UBC homologues that lacks this active site cystein ...Proteins destined for proteasome-mediated degradation may be ubiquitinated. Ubiquitination follows conjugation of ubiquitin to a conserved cysteine residue of UBC homologues. TSG101 is one of several UBC homologues that lacks this active site cysteine [4, 5].
Domain
G [auth U]PF00240Ubiquitin family (ubiquitin)Ubiquitin familyThis family contains a number of ubiquitin-like proteins: SUMO (smt3 homologue) (see Swiss:Q02724), Nedd8 (see Swiss:P29595), Elongin B (see Swiss:Q15370), Rub1 (see Swiss:Q9SHE7), and Parkin (see Swiss:O60260). A number of them are thought to carry ...This family contains a number of ubiquitin-like proteins: SUMO (smt3 homologue) (see Swiss:Q02724), Nedd8 (see Swiss:P29595), Elongin B (see Swiss:Q15370), Rub1 (see Swiss:Q9SHE7), and Parkin (see Swiss:O60260). A number of them are thought to carry a distinctive five-residue motif termed the proteasome-interacting motif (PIM), which may have a biologically significant role in protein delivery to proteasomes and recruitment of proteasomes to transcription sites [5].
Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
A [auth T]F-box/WD repeat-containing protein 1A
B [auth S]S-phase kinase-associated protein 1
Cullin-1
D [auth N]NEDD8
E [auth R]E3 ubiquitin-protein ligase RBX1
F [auth D]Ubiquitin-conjugating enzyme E2 D2
G [auth U]Polyubiquitin-C
H [auth I]CYS-LYS-LYS-ALA-ARG-HIS-ASP-SEP-GLY

InterPro: Protein Family Classification InterPro Database Homepage

ChainsAccessionNameType
A [auth T]IPR019775WD40 repeat, conserved siteConserved Site
A [auth T]IPR001810F-box domainDomain
A [auth T]IPR015943WD40/YVTN repeat-like-containing domain superfamilyHomologous Superfamily
A [auth T]IPR036047F-box-like domain superfamilyHomologous Superfamily
A [auth T]IPR021977D domain of beta-TrCPDomain
A [auth T]IPR036322WD40-repeat-containing domain superfamilyHomologous Superfamily
A [auth T]IPR001680WD40 repeatRepeat
A [auth T]IPR020472G-protein beta WD-40 repeatRepeat
B [auth S]IPR016073SKP1 component, POZ domainDomain
B [auth S]IPR001232S-phase kinase-associated protein 1-likeFamily
B [auth S]IPR036296SKP1-like, dimerisation domain superfamilyHomologous Superfamily
B [auth S]IPR016072SKP1 component, dimerisationDomain
B [auth S]IPR011333SKP1/BTB/POZ domain superfamilyHomologous Superfamily
B [auth S]IPR016897S-phase kinase-associated protein 1Family
IPR045093CullinFamily
IPR019559Cullin protein, neddylation domainDomain
IPR016158Cullin homology domainDomain
IPR016157Cullin, conserved siteConserved Site
IPR001373Cullin, N-terminalDomain
IPR036388Winged helix-like DNA-binding domain superfamilyHomologous Superfamily
IPR036390Winged helix DNA-binding domain superfamilyHomologous Superfamily
IPR036317Cullin homology domain superfamilyHomologous Superfamily
IPR016159Cullin repeat-like-containing domain superfamilyHomologous Superfamily
D [auth N]IPR019954Ubiquitin conserved siteConserved Site
D [auth N]IPR000626Ubiquitin-like domainDomain
D [auth N]IPR019956Ubiquitin domainDomain
D [auth N]IPR029071Ubiquitin-like domain superfamilyHomologous Superfamily
D [auth N]IPR038738Nedd8-like ubiquitinDomain
E [auth R]IPR024766Zinc finger, RING-H2-typeDomain
E [auth R]IPR013083Zinc finger, RING/FYVE/PHD-typeHomologous Superfamily
E [auth R]IPR001841Zinc finger, RING-typeDomain
F [auth D]IPR000608Ubiquitin-conjugating enzyme E2Domain
F [auth D]IPR016135Ubiquitin-conjugating enzyme/RWD-likeHomologous Superfamily
F [auth D]IPR023313Ubiquitin-conjugating enzyme, active siteActive Site
G [auth U]IPR019954Ubiquitin conserved siteConserved Site
G [auth U]IPR000626Ubiquitin-like domainDomain
G [auth U]IPR019956Ubiquitin domainDomain
G [auth U]IPR029071Ubiquitin-like domain superfamilyHomologous Superfamily
H [auth I]IPR036770Ankyrin repeat-containing domain superfamilyHomologous Superfamily
H [auth I]IPR002110Ankyrin repeatRepeat

Pharos: Disease Associations Pharos Homepage Annotation

ChainsDrug Target  Associated Disease
A [auth T]PharosQ9Y297
B [auth S]PharosP63208
PharosQ13616
D [auth N]PharosQ15843
F [auth D]PharosP62837
G [auth U]PharosP0CG48
H [auth I]PharosP25963

Protein Modification Annotation

Modified Residue(s)
ChainResidue(s)Description
H [auth I]SEP Parent Component: SER

RESIDAA0037

PSI-MOD :  O-phospho-L-serine MOD:00046