Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 3 |
| Details | binding site for residue PO4 A 101 |
| Chain | Residue |
| A | MET1 |
| A | GLU18 |
| A | ARG54 |
| site_id | AC2 |
| Number of Residues | 7 |
| Details | binding site for residue PO4 A 102 |
| Chain | Residue |
| A | HOH225 |
| A | LYS27 |
| A | LYS33 |
| A | ARG42 |
| A | GLN49 |
| A | ARG72 |
| A | HOH206 |
| site_id | AC3 |
| Number of Residues | 6 |
| Details | binding site for residue PO4 A 103 |
| Chain | Residue |
| A | LYS11 |
| A | GLU34 |
| A | ARG42 |
| A | HOH204 |
| A | HOH208 |
| A | HOH222 |
Functional Information from PROSITE/UniProt
| site_id | PS00299 |
| Number of Residues | 26 |
| Details | UBIQUITIN_1 Ubiquitin domain signature. KakIqDkegIPpdqQrLIFaGkqleD |
| Chain | Residue | Details |
| A | LYS27-ASP52 | |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 75 |
| Details | Domain: {"description":"Ubiquitin-like 3","evidences":[{"source":"PROSITE-ProRule","id":"PRU00214","evidenceCode":"ECO:0000255"}]} |