Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

ChainsTypeFamily Name Domain Identifier Family IdentifierProvenance Source (Version)
Q [auth X]SCOP2B SuperfamilyDNA ligase IV Xrcc4-binding domain-like 8095958 3002713 SCOP2B (2021-05-27)
U [auth Y]SCOP2B SuperfamilyDNA ligase IV Xrcc4-binding domain-like 8095958 3002713 SCOP2B (2021-05-27)
B [auth J]SCOP2B SuperfamilyvWA-like 8035574 3000832 SCOP2B (2021-05-27)
B [auth J]SCOP2B SuperfamilySPOC domain-like 8035571 3000675 SCOP2B (2021-05-27)
C [auth A]SCOP2B SuperfamilyvWA-like 8035574 3000832 SCOP2B (2021-05-27)
C [auth A]SCOP2B SuperfamilySPOC domain-like 8035571 3000675 SCOP2B (2021-05-27)
K [auth B]SCOP2B SuperfamilyvWA-like 8035579 3000832 SCOP2B (2021-05-27)
K [auth B]SCOP2B SuperfamilySPOC domain-like 8035577 3000675 SCOP2B (2021-05-27)
D [auth K]SCOP2B SuperfamilySPOC domain-like 8035577 3000675 SCOP2B (2021-05-27)
D [auth K]SCOP2B SuperfamilyvWA-like 8035579 3000832 SCOP2B (2021-05-27)
I [auth H]SCOP2B SuperfamilyXRCC4 N-terminal domain-like 8051827 3001319 SCOP2B (2021-05-27)
I [auth H]SCOP2B SuperfamilyXRCC4 C-terminal oligomerization domain-like 8051828 3001502 SCOP2B (2021-05-27)
J [auth I]SCOP2B SuperfamilyXRCC4 C-terminal oligomerization domain-like 8051828 3001502 SCOP2B (2021-05-27)
J [auth I]SCOP2B SuperfamilyXRCC4 N-terminal domain-like 8051827 3001319 SCOP2B (2021-05-27)
P [auth F]SCOP2B SuperfamilyXRCC4 N-terminal domain-like 8036633 3001319 SCOP2B (2021-05-27)
P [auth F]SCOP2B SuperfamilyXRCC4 C-terminal oligomerization domain-like 8036636 3001502 SCOP2B (2021-05-27)
R [auth G]SCOP2B SuperfamilyXRCC4 N-terminal domain-like 8036633 3001319 SCOP2B (2021-05-27)
R [auth G]SCOP2B SuperfamilyXRCC4 C-terminal oligomerization domain-like 8036636 3001502 SCOP2B (2021-05-27)
T [auth O]SCOP2B SuperfamilyXRCC4 C-terminal oligomerization domain-like 8036636 3001502 SCOP2B (2021-05-27)
T [auth O]SCOP2B SuperfamilyXRCC4 N-terminal domain-like 8036633 3001319 SCOP2B (2021-05-27)
V [auth P]SCOP2B SuperfamilyXRCC4 N-terminal domain-like 8036633 3001319 SCOP2B (2021-05-27)
V [auth P]SCOP2B SuperfamilyXRCC4 C-terminal oligomerization domain-like 8036636 3001502 SCOP2B (2021-05-27)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
B [auth J]PF02735,PF03730e8ezaJ1 A: beta barrelsX: SPOC domain-likeH: SPOC domain-relatedT: Ku70/80 subunit middle domainF: PF02735,PF03730ECOD (1.6)
B [auth J]PF03731e8ezaJ2 A: a/b three-layered sandwichesX: HAD domain-likeH: HAD domain-relatedT: vWA-likeF: PF03731ECOD (1.6)
C [auth A]PF02735,PF03730e8ezaA2 A: beta barrelsX: SPOC domain-likeH: SPOC domain-relatedT: Ku70/80 subunit middle domainF: PF02735,PF03730ECOD (1.6)
C [auth A]PF03731e8ezaA1 A: a/b three-layered sandwichesX: HAD domain-likeH: HAD domain-relatedT: vWA-likeF: PF03731ECOD (1.6)
K [auth B]PF02735,PF03730e8ezaB1 A: beta barrelsX: SPOC domain-likeH: SPOC domain-relatedT: Ku70/80 subunit middle domainF: PF02735,PF03730ECOD (1.6)
K [auth B]PF03731e8ezaB2 A: a/b three-layered sandwichesX: HAD domain-likeH: HAD domain-relatedT: vWA-likeF: PF03731ECOD (1.6)
D [auth K]PF02735,PF03730e8ezaK2 A: beta barrelsX: SPOC domain-likeH: SPOC domain-relatedT: Ku70/80 subunit middle domainF: PF02735,PF03730ECOD (1.6)
D [auth K]PF03731e8ezaK1 A: a/b three-layered sandwichesX: HAD domain-likeH: HAD domain-relatedT: vWA-likeF: PF03731ECOD (1.6)
I [auth H]PF09302e8ezaH1 A: beta barrelsX: XRCC4, N-terminal domain-likeH: XRCC4, N-terminal domain (From Topology)T: XRCC4, N-terminal domainF: PF09302ECOD (1.6)
I [auth H]F_UNCLASSIFIEDe8ezaH2 A: alpha arraysX: HTHH: HTHT: HTH motif inserted in other structuresF: F_UNCLASSIFIEDECOD (1.6)
I [auth H]PF21928e8ezaH3 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: PF21928ECOD (1.6)
J [auth I]PF09302e8ezaI3 A: beta barrelsX: XRCC4, N-terminal domain-likeH: XRCC4, N-terminal domain (From Topology)T: XRCC4, N-terminal domainF: PF09302ECOD (1.6)
J [auth I]F_UNCLASSIFIEDe8ezaI2 A: alpha arraysX: HTHH: HTHT: HTH motif inserted in other structuresF: F_UNCLASSIFIEDECOD (1.6)
J [auth I]PF21928e8ezaI1 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: PF21928ECOD (1.6)
P [auth F]PF06632e8ezaF3 A: beta barrelsX: XRCC4, N-terminal domain-likeH: XRCC4, N-terminal domain (From Topology)T: XRCC4, N-terminal domainF: PF06632ECOD (1.6)
P [auth F]F_UNCLASSIFIEDe8ezaF1 A: alpha arraysX: HTHH: HTHT: HTH motif inserted in other structuresF: F_UNCLASSIFIEDECOD (1.6)
P [auth F]PF21924e8ezaF2 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: PF21924ECOD (1.6)
R [auth G]PF06632e8ezaG2 A: beta barrelsX: XRCC4, N-terminal domain-likeH: XRCC4, N-terminal domain (From Topology)T: XRCC4, N-terminal domainF: PF06632ECOD (1.6)
R [auth G]F_UNCLASSIFIEDe8ezaG3 A: alpha arraysX: HTHH: HTHT: HTH motif inserted in other structuresF: F_UNCLASSIFIEDECOD (1.6)
R [auth G]PF21924e8ezaG1 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: PF21924ECOD (1.6)
T [auth O]PF06632e8ezaO1 A: beta barrelsX: XRCC4, N-terminal domain-likeH: XRCC4, N-terminal domain (From Topology)T: XRCC4, N-terminal domainF: PF06632ECOD (1.6)
T [auth O]F_UNCLASSIFIEDe8ezaO3 A: alpha arraysX: HTHH: HTHT: HTH motif inserted in other structuresF: F_UNCLASSIFIEDECOD (1.6)
T [auth O]PF21924e8ezaO2 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: PF21924ECOD (1.6)
V [auth P]PF06632e8ezaP3 A: beta barrelsX: XRCC4, N-terminal domain-likeH: XRCC4, N-terminal domain (From Topology)T: XRCC4, N-terminal domainF: PF06632ECOD (1.6)
V [auth P]F_UNCLASSIFIEDe8ezaP2 A: alpha arraysX: HTHH: HTHT: HTH motif inserted in other structuresF: F_UNCLASSIFIEDECOD (1.6)
V [auth P]PF21924e8ezaP1 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: PF21924ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
Q [auth X],
U [auth Y]
PF11411DNA ligase IV (DNA_ligase_IV)DNA ligase IV- Family
Q [auth X],
U [auth Y]
PF00533BRCA1 C Terminus (BRCT) domain (BRCT)BRCA1 C Terminus (BRCT) domain- Family
B [auth J],
C [auth A]
PF02735Ku70/Ku80 beta-barrel domain (Ku)Ku70/Ku80 beta-barrel domainThe Ku heterodimer (composed of Ku70 Swiss:P12956 and Ku80 Swiss:P13010) contributes to genomic integrity through its ability to bind DNA double-strand breaks and facilitate repair by the non-homologous end-joining pathway. This is the central DNA-bi ...The Ku heterodimer (composed of Ku70 Swiss:P12956 and Ku80 Swiss:P13010) contributes to genomic integrity through its ability to bind DNA double-strand breaks and facilitate repair by the non-homologous end-joining pathway. This is the central DNA-binding beta-barrel domain. This domain is found in both the Ku70 Swiss:P12956 and Ku80 Swiss:P13010 proteins that form a DNA binding heterodimer [1].
Domain
B [auth J],
C [auth A]
PF03730Ku70/Ku80 C-terminal arm (Ku_C)Ku70/Ku80 C-terminal arm- Family
B [auth J],
C [auth A]
PF03731Ku70/Ku80 N-terminal alpha/beta domain (Ku_N)Ku70/Ku80 N-terminal alpha/beta domainThe Ku heterodimer (composed of Ku70 Swiss:P12956 and Ku80 Swiss:P13010) contributes to genomic integrity through its ability to bind DNA double-strand breaks and facilitate repair by the non-homologous end-joining pathway. This is the amino terminal ...The Ku heterodimer (composed of Ku70 Swiss:P12956 and Ku80 Swiss:P13010) contributes to genomic integrity through its ability to bind DNA double-strand breaks and facilitate repair by the non-homologous end-joining pathway. This is the amino terminal alpha/beta domain. This domain only makes a small contribution to the dimer interface. The domain comprises a six stranded beta sheet of the Rossman fold [1].
Domain
D [auth K],
K [auth B]
PF02735Ku70/Ku80 beta-barrel domain (Ku)Ku70/Ku80 beta-barrel domainThe Ku heterodimer (composed of Ku70 Swiss:P12956 and Ku80 Swiss:P13010) contributes to genomic integrity through its ability to bind DNA double-strand breaks and facilitate repair by the non-homologous end-joining pathway. This is the central DNA-bi ...The Ku heterodimer (composed of Ku70 Swiss:P12956 and Ku80 Swiss:P13010) contributes to genomic integrity through its ability to bind DNA double-strand breaks and facilitate repair by the non-homologous end-joining pathway. This is the central DNA-binding beta-barrel domain. This domain is found in both the Ku70 Swiss:P12956 and Ku80 Swiss:P13010 proteins that form a DNA binding heterodimer [1].
Domain
D [auth K],
K [auth B]
PF03730Ku70/Ku80 C-terminal arm (Ku_C)Ku70/Ku80 C-terminal arm- Family
D [auth K],
K [auth B]
PF03731Ku70/Ku80 N-terminal alpha/beta domain (Ku_N)Ku70/Ku80 N-terminal alpha/beta domainThe Ku heterodimer (composed of Ku70 Swiss:P12956 and Ku80 Swiss:P13010) contributes to genomic integrity through its ability to bind DNA double-strand breaks and facilitate repair by the non-homologous end-joining pathway. This is the amino terminal ...The Ku heterodimer (composed of Ku70 Swiss:P12956 and Ku80 Swiss:P13010) contributes to genomic integrity through its ability to bind DNA double-strand breaks and facilitate repair by the non-homologous end-joining pathway. This is the amino terminal alpha/beta domain. This domain only makes a small contribution to the dimer interface. The domain comprises a six stranded beta sheet of the Rossman fold [1].
Domain
E [auth L],
L [auth C]
PF08163DNA-dependent protein kinase catalytic subunit, CC3 (DNAPKcs_CC3)DNA-dependent protein kinase catalytic subunit, CC3- Repeat
E [auth L],
L [auth C]
PF02260FATC domain (FATC)FATC domain- Family
E [auth L],
L [auth C]
PF00454Phosphatidylinositol 3- and 4-kinase (PI3_PI4_kinase)Phosphatidylinositol 3- and 4-kinase- Family
E [auth L],
L [auth C]
PF20502DNA-dependent protein kinase catalytic subunit, CC1/2 (DNAPKcs_CC1-2)DNA-dependent protein kinase catalytic subunit, CC1/2- Repeat
E [auth L],
L [auth C]
PF19704DNA-PKcs, CC5 (DNAPKcs_CC5)DNA-PKcs, CC5- Repeat
E [auth L],
L [auth C]
PF02259FAT domain (FAT)FAT domain- Repeat
I [auth H],
J [auth I]
PF09302XLF N-terminal domain (XLF)XLF N-terminal domainXLF (also called Cernunnos) is Xrcc4-like-factor, and interacts with the XRCC4-DNA ligase IV complex to promote DNA non-homologous end-joining. It directly interacts with the XRCC4-Ligase IV complex and siRNA-mediated down-regulation of XLF in human ...XLF (also called Cernunnos) is Xrcc4-like-factor, and interacts with the XRCC4-DNA ligase IV complex to promote DNA non-homologous end-joining. It directly interacts with the XRCC4-Ligase IV complex and siRNA-mediated down-regulation of XLF in human cell lines leads to radio-sensitivity and impaired DNA non-homologous end-joining [1]. This family contains Nej1 (non-homologous end-joining factor) [2], and Lif1, ligase-interacting factor [3]. XLF forms one of the components of the NHEJ machinery for DNA non-homologous end-joining [4]. This entry represents the N-terminal beta sandwich domain of XLF.
Domain
I [auth H],
J [auth I]
PF21928XLF protein coiled-coil region (XLF_CC)XLF protein coiled-coil region- Coiled-coil
P [auth F],
R [auth G],
T [auth O],
V [auth P]
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
P [auth F],
R [auth G],
T [auth O],
V [auth P]
PF21924XRCC4 coiled-coil (XRCC4_CC)XRCC4 coiled-coil- Coiled-coil

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
A [auth S],
S [auth T]
Protein PAXX
Q [auth X],
U [auth Y]
DNA ligase 4
B [auth J],
C [auth A]
X-ray repair cross-complementing protein 6
D [auth K],
K [auth B]
X-ray repair cross-complementing protein 5
E [auth L],
L [auth C]
DNA-dependent protein kinase catalytic subunit
F [auth R],
M [auth Q]
PRKDC_HUMAN DNA-dependent protein kinase catalytic subunit -- Unknown region---
G [auth M],
N [auth D]
DNA (31-MER)---
H [auth N],
O [auth E]
DNA (30-MER)---
I [auth H],
J [auth I]
Non-homologous end-joining factor 1
P [auth F],
R [auth G],
T [auth O],
V [auth P]
DNA repair protein XRCC4

InterPro: Protein Family Classification InterPro Database Homepage

ChainsAccessionNameType
A [auth S],
S [auth T]
IPR027873Protein PAXXFamily
Q [auth X],
U [auth Y]
IPR029710DNA ligase 4Family
Q [auth X],
U [auth Y]
IPR012310DNA ligase, ATP-dependent, centralDomain
Q [auth X],
U [auth Y]
IPR012308DNA ligase, ATP-dependent, N-terminalDomain
Q [auth X],
U [auth Y]
IPR044125DNA Ligase 4, adenylation domainDomain
Q [auth X],
U [auth Y]
IPR012340Nucleic acid-binding, OB-foldHomologous Superfamily
Q [auth X],
U [auth Y]
IPR021536DNA ligase IV domainDomain
Q [auth X],
U [auth Y]
IPR036599DNA ligase, ATP-dependent, N-terminal domain superfamilyHomologous Superfamily
Q [auth X],
U [auth Y]
IPR001357BRCT domainDomain
Q [auth X],
U [auth Y]
IPR036420BRCT domain superfamilyHomologous Superfamily
Q [auth X],
U [auth Y]
IPR016059DNA ligase, ATP-dependent, conserved siteConserved Site
Q [auth X],
U [auth Y]
IPR000977DNA ligase, ATP-dependentFamily
Q [auth X],
U [auth Y]
IPR012309DNA ligase, ATP-dependent, C-terminalDomain
B [auth J],
C [auth A]
IPR016194SPOC-like, C-terminal domain superfamilyHomologous Superfamily
B [auth J],
C [auth A]
IPR027388Ku70, bridge and pillars domain superfamilyHomologous Superfamily
B [auth J],
C [auth A]
IPR036361SAP domain superfamilyHomologous Superfamily
B [auth J],
C [auth A]
IPR006165Ku70Family
B [auth J],
C [auth A]
IPR006164Ku70/Ku80 beta-barrel domainDomain
B [auth J],
C [auth A]
IPR036465von Willebrand factor A-like domain superfamilyHomologous Superfamily
B [auth J],
C [auth A]
IPR005161Ku70/Ku80, N-terminal alpha/betaDomain
B [auth J],
C [auth A]
IPR047087Ku70, core domainDomain
B [auth J],
C [auth A]
IPR005160Ku70/Ku80 C-terminal armDomain
B [auth J],
C [auth A]
IPR003034SAP domainDomain
D [auth K],
K [auth B]
IPR036494Ku, C-terminal domain superfamilyHomologous Superfamily
D [auth K],
K [auth B]
IPR016194SPOC-like, C-terminal domain superfamilyHomologous Superfamily
D [auth K],
K [auth B]
IPR006164Ku70/Ku80 beta-barrel domainDomain
D [auth K],
K [auth B]
IPR036465von Willebrand factor A-like domain superfamilyHomologous Superfamily
D [auth K],
K [auth B]
IPR002035von Willebrand factor, type ADomain
D [auth K],
K [auth B]
IPR005161Ku70/Ku80, N-terminal alpha/betaDomain
D [auth K],
K [auth B]
IPR014893Ku, C-terminalDomain
D [auth K],
K [auth B]
IPR005160Ku70/Ku80 C-terminal armDomain
D [auth K],
K [auth B]
IPR024193Ku80Family
E [auth L],
L [auth C]
IPR016024Armadillo-type foldHomologous Superfamily
E [auth L],
L [auth C]
IPR003151PIK-related kinase, FATDomain
E [auth L],
L [auth C]
IPR046803DNA-dependent protein kinase catalytic subunit, CC1/2Domain
E [auth L],
L [auth C]
IPR046804DNA-PKcs, N-terminalDomain
E [auth L],
L [auth C]
IPR045581DNA-dependent protein kinase catalytic subunit, CC5Domain
E [auth L],
L [auth C]
IPR003152FATC domainDomain
E [auth L],
L [auth C]
IPR012582DNA-dependent protein kinase catalytic subunit, CC3Domain
E [auth L],
L [auth C]
IPR011989Armadillo-like helicalHomologous Superfamily
E [auth L],
L [auth C]
IPR018936Phosphatidylinositol 3/4-kinase, conserved siteConserved Site
E [auth L],
L [auth C]
IPR000403Phosphatidylinositol 3-/4-kinase, catalytic domainDomain
E [auth L],
L [auth C]
IPR036940Phosphatidylinositol 3-/4-kinase, catalytic domain superfamilyHomologous Superfamily
E [auth L],
L [auth C]
IPR011009Protein kinase-like domain superfamilyHomologous Superfamily
E [auth L],
L [auth C]
IPR037706DNA-dependent protein kinase catalytic subunit, catalytic domainDomain
E [auth L],
L [auth C]
IPR014009PIK-related kinaseDomain
I [auth H],
J [auth I]
IPR015381XLF-like, N-terminalDomain
I [auth H],
J [auth I]
IPR038051XRCC4-like, N-terminal domain superfamilyHomologous Superfamily
P [auth F],
R [auth G],
T [auth O],
V [auth P]
IPR014751DNA repair protein XRCC4-like, C-terminalHomologous Superfamily
P [auth F],
R [auth G],
T [auth O],
V [auth P]
IPR010585DNA repair protein XRCC4Family
P [auth F],
R [auth G],
T [auth O],
V [auth P]
IPR038051XRCC4-like, N-terminal domain superfamilyHomologous Superfamily
P [auth F],
R [auth G],
T [auth O],
V [auth P]
IPR009089XRCC4, N-terminal domain superfamilyHomologous Superfamily