Structure of human Xrcc4 in complex with the tandem BRCT domains of DNA LigaseIV.
External Resource: Annotation
Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage
Domain Annotation: SCOP2 Classification SCOP2 Database Homepage
| Chains | Type | Family Name | Domain Identifier | Family Identifier | Provenance Source (Version) |
|---|---|---|---|---|---|
| F [auth Y] | SCOP2B Superfamily | DNA ligase IV Xrcc4-binding domain-like | 8095958 | 3002713 | SCOP2B (2022-06-29) |
| E [auth X] | SCOP2B Superfamily | DNA ligase IV Xrcc4-binding domain-like | 8095958 | 3002713 | SCOP2B (2022-06-29) |
| D | SCOP2B Superfamily | XRCC4 C-terminal oligomerization domain-like | 8036636 | 3001502 | SCOP2B (2022-06-29) |
| D | SCOP2B Superfamily | XRCC4 N-terminal domain-like | 8036633 | 3001319 | SCOP2B (2022-06-29) |
| C | SCOP2B Superfamily | XRCC4 C-terminal oligomerization domain-like | 8036636 | 3001502 | SCOP2B (2022-06-29) |
| C | SCOP2B Superfamily | XRCC4 N-terminal domain-like | 8036633 | 3001319 | SCOP2B (2022-06-29) |
| B | SCOP2B Superfamily | XRCC4 C-terminal oligomerization domain-like | 8036636 | 3001502 | SCOP2B (2022-06-29) |
| B | SCOP2B Superfamily | XRCC4 N-terminal domain-like | 8036633 | 3001319 | SCOP2B (2022-06-29) |
| A | SCOP2B Superfamily | XRCC4 C-terminal oligomerization domain-like | 8036636 | 3001502 | SCOP2B (2022-06-29) |
| A | SCOP2B Superfamily | XRCC4 N-terminal domain-like | 8036633 | 3001319 | SCOP2B (2022-06-29) |
Domain Annotation: ECOD Classification ECOD Database Homepage
| Chains | Family Name | Domain Identifier | Architecture | Possible Homology | Homology | Topology | Family | Provenance Source (Version) |
|---|---|---|---|---|---|---|---|---|
| F [auth Y] | SH3_1 | e3ii6Y6 | A: a/b three-layered sandwiches | X: Fusion glycoprotein F2 | H: HTH | T: winged helix domain | F: SH3_1 | ECOD (v294.1) |
| F [auth Y] | Cation_ATPase_C,Cation_ATPase_N | e3ii6Y2 | A: a/b three-layered sandwiches | X: Rubredoxin-like | H: Rubredoxin-related | T: Rubredoxin-related | F: Cation_ATPase_C,Cation_ATPase_N | ECOD (v294.1) |
| E [auth X] | IF-2 | e3ii6X2 | A: a/b three-layered sandwiches | X: Rubredoxin-like | H: Ferritin/Heme oxygenase | T: Heme oxygenase/Ribonucleotide reductase | F: IF-2 | ECOD (v294.1) |
| E [auth X] | Cation_ATPase_C,Cation_ATPase_N | e3ii6X3 | A: a/b three-layered sandwiches | X: Rubredoxin-like | H: Rubredoxin-related | T: Rubredoxin-related | F: Cation_ATPase_C,Cation_ATPase_N | ECOD (v294.1) |
| D | FtsJ | e3ii6D1 | A: a/b three-layered sandwiches | X: beta-Grasp | H: Ubiquitin-related | T: Ubiquitin-like | F: FtsJ | ECOD (v294.1) |
| D | RNA_pol_Rpb2_2 | e3ii6D3 | A: a/b three-layered sandwiches | X: Anticodon-binding domain of Class II aaRS | H: Anticodon-binding domain of Class II aaRS | T: Anticodon-binding domain of Class II aaRS | F: RNA_pol_Rpb2_2 | ECOD (v294.1) |
| C | FtsJ | e3ii6C1 | A: a/b three-layered sandwiches | X: beta-Grasp | H: Ubiquitin-related | T: Ubiquitin-like | F: FtsJ | ECOD (v294.1) |
| C | RNA_pol_Rpb2_2 | e3ii6C3 | A: a/b three-layered sandwiches | X: Anticodon-binding domain of Class II aaRS | H: Anticodon-binding domain of Class II aaRS | T: Anticodon-binding domain of Class II aaRS | F: RNA_pol_Rpb2_2 | ECOD (v294.1) |
| B | FtsJ | e3ii6B1 | A: a/b three-layered sandwiches | X: beta-Grasp | H: Ubiquitin-related | T: Ubiquitin-like | F: FtsJ | ECOD (v294.1) |
| B | RNA_pol_Rpb2_2 | e3ii6B3 | A: a/b three-layered sandwiches | X: Anticodon-binding domain of Class II aaRS | H: Anticodon-binding domain of Class II aaRS | T: Anticodon-binding domain of Class II aaRS | F: RNA_pol_Rpb2_2 | ECOD (v294.1) |
| A | FtsJ | e3ii6A1 | A: a/b three-layered sandwiches | X: beta-Grasp | H: Ubiquitin-related | T: Ubiquitin-like | F: FtsJ | ECOD (v294.1) |
| A | RNA_pol_Rpb2_2 | e3ii6A3 | A: a/b three-layered sandwiches | X: Anticodon-binding domain of Class II aaRS | H: Anticodon-binding domain of Class II aaRS | T: Anticodon-binding domain of Class II aaRS | F: RNA_pol_Rpb2_2 | ECOD (v294.1) |
Domain Annotation: CATH CATH Database Homepage
Protein Family Annotation Pfam Database Homepage
| Chains | Accession | Name | Description | Comments | Source |
|---|---|---|---|---|---|
| E [auth X], F [auth Y] | PF11411 | DNA ligase IV (DNA_ligase_IV) | DNA ligase IV | - | Family |
| E [auth X], F [auth Y] | PF00533 | BRCA1 C Terminus (BRCT) domain (BRCT) | BRCA1 C Terminus (BRCT) domain | 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- ... | Domain |
| PF06632 | XRCC4 N-terminal domain (XRCC4) | XRCC4 N-terminal domain | 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 XRC ... | Domain | |
| PF21924 | XRCC4 coiled-coil (XRCC4_CC) | XRCC4 coiled-coil | - | Coiled-coil |














