Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

ChainsDomain InfoClassFoldSuperfamilyFamilyDomainSpeciesProvenance Source (Version)
Dd3ii6d1 All beta proteins XRCC4, N-terminal domain XRCC4, N-terminal domain XRCC4, N-terminal domain XRCC4, N-terminal domain human (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)
Dd3ii6d2 Coiled coil proteins Parallel coiled-coil XRCC4, C-terminal oligomerization domain XRCC4, C-terminal oligomerization domain XRCC4, C-terminal oligomerization domain human (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)
Cd3ii6c1 All beta proteins XRCC4, N-terminal domain XRCC4, N-terminal domain XRCC4, N-terminal domain XRCC4, N-terminal domain human (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)
Cd3ii6c2 Coiled coil proteins Parallel coiled-coil XRCC4, C-terminal oligomerization domain XRCC4, C-terminal oligomerization domain XRCC4, C-terminal oligomerization domain human (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)
Bd3ii6b1 All beta proteins XRCC4, N-terminal domain XRCC4, N-terminal domain XRCC4, N-terminal domain XRCC4, N-terminal domain human (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)
Bd3ii6b2 Coiled coil proteins Parallel coiled-coil XRCC4, C-terminal oligomerization domain XRCC4, C-terminal oligomerization domain XRCC4, C-terminal oligomerization domain human (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)
Ad3ii6a1 All beta proteins XRCC4, N-terminal domain XRCC4, N-terminal domain XRCC4, N-terminal domain XRCC4, N-terminal domain human (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)
Ad3ii6a2 Coiled coil proteins Parallel coiled-coil XRCC4, C-terminal oligomerization domain XRCC4, C-terminal oligomerization domain XRCC4, C-terminal oligomerization domain human (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

ChainsTypeFamily Name Domain Identifier Family IdentifierProvenance Source (Version)
F [auth Y]SCOP2B SuperfamilyDNA ligase IV Xrcc4-binding domain-like 8095958 3002713 SCOP2B (2022-06-29)
E [auth X]SCOP2B SuperfamilyDNA ligase IV Xrcc4-binding domain-like 8095958 3002713 SCOP2B (2022-06-29)
DSCOP2B SuperfamilyXRCC4 C-terminal oligomerization domain-like 8036636 3001502 SCOP2B (2022-06-29)
DSCOP2B SuperfamilyXRCC4 N-terminal domain-like 8036633 3001319 SCOP2B (2022-06-29)
CSCOP2B SuperfamilyXRCC4 C-terminal oligomerization domain-like 8036636 3001502 SCOP2B (2022-06-29)
CSCOP2B SuperfamilyXRCC4 N-terminal domain-like 8036633 3001319 SCOP2B (2022-06-29)
BSCOP2B SuperfamilyXRCC4 C-terminal oligomerization domain-like 8036636 3001502 SCOP2B (2022-06-29)
BSCOP2B SuperfamilyXRCC4 N-terminal domain-like 8036633 3001319 SCOP2B (2022-06-29)
ASCOP2B SuperfamilyXRCC4 C-terminal oligomerization domain-like 8036636 3001502 SCOP2B (2022-06-29)
ASCOP2B SuperfamilyXRCC4 N-terminal domain-like 8036633 3001319 SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
F [auth Y]PTCB-BRCTe3ii6Y6 A: a/b three-layered sandwichesX: BRCT domain (From Topology)H: BRCT domain (From Topology)T: BRCT domainF: PTCB-BRCTECOD (1.6)
F [auth Y]BRCT_2_1e3ii6Y2 A: a/b three-layered sandwichesX: BRCT domain (From Topology)H: BRCT domain (From Topology)T: BRCT domainF: BRCT_2_1ECOD (1.6)
E [auth X]PTCB-BRCTe3ii6X2 A: a/b three-layered sandwichesX: BRCT domain (From Topology)H: BRCT domain (From Topology)T: BRCT domainF: PTCB-BRCTECOD (1.6)
E [auth X]BRCT_2_1e3ii6X3 A: a/b three-layered sandwichesX: BRCT domain (From Topology)H: BRCT domain (From Topology)T: BRCT domainF: BRCT_2_1ECOD (1.6)
DXRCC4_1ste3ii6D1 A: beta barrelsX: XRCC4, N-terminal domain-likeH: XRCC4, N-terminal domain (From Topology)T: XRCC4, N-terminal domainF: XRCC4_1stECOD (1.6)
DXRCC4_2nde3ii6D2 A: alpha arraysX: HTHH: HTHT: HTH motif inserted in other structuresF: XRCC4_2ndECOD (1.6)
DXRCC4_3rde3ii6D3 A: alpha duplicates or obligate multimersX: XRCC4 C-terminal oligomerization domain (From Topology)H: XRCC4 C-terminal oligomerization domain (From Topology)T: XRCC4 C-terminal oligomerization domainF: XRCC4_3rdECOD (1.6)
CXRCC4_1ste3ii6C1 A: beta barrelsX: XRCC4, N-terminal domain-likeH: XRCC4, N-terminal domain (From Topology)T: XRCC4, N-terminal domainF: XRCC4_1stECOD (1.6)
CXRCC4_2nde3ii6C2 A: alpha arraysX: HTHH: HTHT: HTH motif inserted in other structuresF: XRCC4_2ndECOD (1.6)
CXRCC4_3rde3ii6C3 A: alpha duplicates or obligate multimersX: XRCC4 C-terminal oligomerization domain (From Topology)H: XRCC4 C-terminal oligomerization domain (From Topology)T: XRCC4 C-terminal oligomerization domainF: XRCC4_3rdECOD (1.6)
BXRCC4_1ste3ii6B1 A: beta barrelsX: XRCC4, N-terminal domain-likeH: XRCC4, N-terminal domain (From Topology)T: XRCC4, N-terminal domainF: XRCC4_1stECOD (1.6)
BXRCC4_2nde3ii6B2 A: alpha arraysX: HTHH: HTHT: HTH motif inserted in other structuresF: XRCC4_2ndECOD (1.6)
BXRCC4_3rde3ii6B3 A: alpha duplicates or obligate multimersX: XRCC4 C-terminal oligomerization domain (From Topology)H: XRCC4 C-terminal oligomerization domain (From Topology)T: XRCC4 C-terminal oligomerization domainF: XRCC4_3rdECOD (1.6)
AXRCC4_1ste3ii6A1 A: beta barrelsX: XRCC4, N-terminal domain-likeH: XRCC4, N-terminal domain (From Topology)T: XRCC4, N-terminal domainF: XRCC4_1stECOD (1.6)
AXRCC4_2nde3ii6A2 A: alpha arraysX: HTHH: HTHT: HTH motif inserted in other structuresF: XRCC4_2ndECOD (1.6)
AXRCC4_3rde3ii6A3 A: alpha duplicates or obligate multimersX: XRCC4 C-terminal oligomerization domain (From Topology)H: XRCC4 C-terminal oligomerization domain (From Topology)T: XRCC4 C-terminal oligomerization domainF: XRCC4_3rdECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
E [auth X],
F [auth Y]
PF11411DNA ligase IV (DNA_ligase_IV)DNA ligase IV- Family
E [auth X],
F [auth Y]
PF00533BRCA1 C Terminus (BRCT) domain (BRCT)BRCA1 C Terminus (BRCT) domainThe BRCT domain is found predominantly in proteins involved in cell cycle checkpoint functions responsive to DNA damage. The BRCT domain of XRCC1 forms a homodimer in the crystal structure. This suggests that pairs of BRCT domains associate as homo- ...The BRCT domain is found predominantly in proteins involved in cell cycle checkpoint functions responsive to DNA damage. The BRCT domain of XRCC1 forms a homodimer in the crystal structure. This suggests that pairs of BRCT domains associate as homo- or heterodimers. BRCT domains are often found as tandem-repeat pairs [2]. Structures of the BRCA1 BRCT domains revealed a basis for a widely utilised head-to-tail BRCT-BRCT oligomerisation mode [3]. This conserved tandem BRCT architecture facilitates formation of the canonical BRCT phospho-peptide interaction cleft at a groove between the BRCT domains. Disease associated missense and nonsense mutations in the BRCA1 BRCT domains disrupt peptide binding by directly occluding this peptide binding groove, or by disrupting key conserved BRCT core folding determinants [5].
Domain
A, B, C, D
PF06632XRCC4 N-terminal domain (XRCC4)XRCC4 N-terminal domainThis family consists of several eukaryotic DNA double-strand break repair and V(D)J recombination protein XRCC4 sequences. In the non-homologous end joining pathway of DNA double-strand break repair, the ligation step is catalysed by a complex of XRC ...This family consists of several eukaryotic DNA double-strand break repair and V(D)J recombination protein XRCC4 sequences. In the non-homologous end joining pathway of DNA double-strand break repair, the ligation step is catalysed by a complex of XRCC4 and DNA ligase IV. It is thought that XRCC4 and ligase IV are essential for alignment-based gap filling, as well as for final ligation of the breaks [1]. This entry represents the N-terminal beta sandwich domain.
Domain
A, B, C, D
PF21924XRCC4 coiled-coil (XRCC4_CC)XRCC4 coiled-coil- Coiled-coil

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
E [auth X],
F [auth Y]
DNA ligase 4
A, B, C, D
DNA repair protein XRCC4

Pharos: Disease Associations Pharos Homepage Annotation

ChainsDrug Target  Associated Disease
E [auth X],
F [auth Y]
PharosP49917
A, B, C, D
PharosQ13426