Functional Information from GO Data
| Chain | GOid | namespace | contents | 
| A | 0004197 | molecular_function | cysteine-type endopeptidase activity | 
| A | 0006508 | biological_process | proteolysis | 
| B | 0004197 | molecular_function | cysteine-type endopeptidase activity | 
| B | 0006508 | biological_process | proteolysis | 
Functional Information from PDB Data
| site_id | AC1 | 
| Number of Residues | 2 | 
| Details | binding site for residue PO4 A 201 | 
| Chain | Residue | 
| A | CYS77 | 
| A | GLN117 | 
| site_id | AC2 | 
| Number of Residues | 4 | 
| Details | binding site for residue DMS A 202 | 
| Chain | Residue | 
| A | ARG89 | 
| A | GLU93 | 
| A | MET130 | 
| B | TRP6 | 
| site_id | AC3 | 
| Number of Residues | 2 | 
| Details | binding site for residue N1E B 201 | 
| Chain | Residue | 
| B | ARG100 | 
| B | HOH332 | 
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 | 
| Number of Residues | 6 | 
| Details | Active site: {"description":"For 3CLpro activity","evidences":[{"source":"PROSITE-ProRule","id":"PRU00870","evidenceCode":"ECO:0000255"}]} |