Functional Information from GO Data
| Chain | GOid | namespace | contents | 
| C | 0006302 | biological_process | double-strand break repair | 
| C | 0070530 | molecular_function | K63-linked polyubiquitin modification-dependent protein binding | 
| C | 0070531 | cellular_component | BRCA1-A complex | 
| F | 0006302 | biological_process | double-strand break repair | 
| F | 0070530 | molecular_function | K63-linked polyubiquitin modification-dependent protein binding | 
| F | 0070531 | cellular_component | BRCA1-A complex | 
Functional Information from PROSITE/UniProt
| site_id | PS00299 | 
| Number of Residues | 26 | 
| Details | UBIQUITIN_1 Ubiquitin domain signature. KakIqDkegIPpdqQrLIFaGkqleD | 
| Chain | Residue | Details | 
| B | LYS27-ASP52 |  | 
| A | LYS27-ASP52 |  | 
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 | 
| Number of Residues | 150 | 
| Details | Domain: {"description":"Ubiquitin-like 9","evidences":[{"source":"PROSITE-ProRule","id":"PRU00214","evidenceCode":"ECO:0000255"}]} | 
| site_id | SWS_FT_FI2 | 
| Number of Residues | 38 | 
| Details | Domain: {"description":"UIM 1","evidences":[{"source":"PROSITE-ProRule","id":"PRU00213","evidenceCode":"ECO:0000255"}]} | 
| site_id | SWS_FT_FI3 | 
| Number of Residues | 12 | 
| Details | Region: {"description":"UIM-linker"} | 
| site_id | SWS_FT_FI4 | 
| Number of Residues | 4 | 
| Details | Cross-link: {"description":"Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in SUMO2)","evidences":[{"source":"UniProtKB","id":"Q96RL1","evidenceCode":"ECO:0000250"}]} |