Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0006508 | biological_process | proteolysis |
| A | 0008234 | molecular_function | cysteine-type peptidase activity |
| B | 0006508 | biological_process | proteolysis |
| B | 0008234 | molecular_function | cysteine-type peptidase activity |
Functional Information from PROSITE/UniProt
| site_id | PS00299 |
| Number of Residues | 26 |
| Details | UBIQUITIN_1 Ubiquitin domain signature. KakIqDkegIPpdqQrLIFaGkqleD |
| Chain | Residue | Details |
| C | LYS27-ASP52 | |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 4 |
| Details | SITE: Interacts with activating enzyme |
| Chain | Residue | Details |
| C | ARG54 | |
| C | ARG72 | |
| D | ARG54 | |
| D | ARG72 | |
| site_id | SWS_FT_FI2 |
| Number of Residues | 2 |
| Details | SITE: Essential for function |
| Chain | Residue | Details |
| C | HIS68 | |
| D | HIS68 | |
| Chain | Residue | Details |
| C | SER65 | |
| D | SER65 | |
| Chain | Residue | Details |
| C | GLY76 | |
| D | GLY76 | |
| site_id | SWS_FT_FI5 |
| Number of Residues | 14 |
| Details | CROSSLNK: Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in ubiquitin) => ECO:0000250|UniProtKB:P62979 |
| Chain | Residue | Details |
| C | LYS6 | |
| D | LYS27 | |
| D | LYS29 | |
| D | LYS33 | |
| D | LYS48 | |
| D | LYS63 | |
| C | LYS11 | |
| C | LYS27 | |
| C | LYS29 | |
| C | LYS33 | |
| C | LYS48 | |
| C | LYS63 | |
| D | LYS6 | |
| D | LYS11 | |
| site_id | SWS_FT_FI6 |
| Number of Residues | 4 |
| Details | CROSSLNK: Glycyl lysine isopeptide (Gly-Lys) (interchain with K-? in acceptor proteins) |
| Chain | Residue | Details |
| C | GLY76 | |
| D | GLY76 | |
