Functional Information from GO Data
| Chain | GOid | namespace | contents | 
| A | 0004190 | molecular_function | aspartic-type endopeptidase activity | 
| A | 0006508 | biological_process | proteolysis | 
| B | 0004190 | molecular_function | aspartic-type endopeptidase activity | 
| B | 0006508 | biological_process | proteolysis | 
| C | 0004190 | molecular_function | aspartic-type endopeptidase activity | 
| C | 0006508 | biological_process | proteolysis | 
| D | 0004190 | molecular_function | aspartic-type endopeptidase activity | 
| D | 0006508 | biological_process | proteolysis | 
Functional Information from PDB Data
| site_id | AC1 | 
| Number of Residues | 3 | 
| Details | BINDING SITE FOR RESIDUE GOL A 101 | 
| Chain | Residue | 
| A | ARG8 | 
| B | ARG87 | 
| E | ARG9 | 
| site_id | AC2 | 
| Number of Residues | 6 | 
| Details | BINDING SITE FOR RESIDUE PO4 A 102 | 
| Chain | Residue | 
| A | GLU35 | 
| A | MET36 | 
| A | ASN37 | 
| A | HOH238 | 
| B | PRO39 | 
| B | GLY40 | 
| site_id | AC3 | 
| Number of Residues | 7 | 
| Details | BINDING SITE FOR RESIDUE EDO A 103 | 
| Chain | Residue | 
| A | ARG14 | 
| A | ILE15 | 
| A | GLY16 | 
| A | GLY17 | 
| A | PRO63 | 
| A | ILE64 | 
| A | HOH201 | 
| site_id | AC4 | 
| Number of Residues | 4 | 
| Details | BINDING SITE FOR RESIDUE EDO A 104 | 
| Chain | Residue | 
| A | ARG14 | 
| A | CYS67 | 
| A | GLY68 | 
| A | HOH254 | 
| site_id | AC5 | 
| Number of Residues | 4 | 
| Details | BINDING SITE FOR RESIDUE GOL B 101 | 
| Chain | Residue | 
| A | ARG87 | 
| B | LYS7 | 
| B | ARG8 | 
| B | HOH212 | 
| site_id | AC6 | 
| Number of Residues | 4 | 
| Details | BINDING SITE FOR RESIDUE EDO B 102 | 
| Chain | Residue | 
| A | GLY40 | 
| B | GLN18 | 
| B | LYS20 | 
| B | ASN37 | 
| site_id | AC7 | 
| Number of Residues | 7 | 
| Details | BINDING SITE FOR RESIDUE GOL C 101 | 
| Chain | Residue | 
| C | ARG14 | 
| C | GLY16 | 
| C | GLY17 | 
| D | GLY16 | 
| D | GLY17 | 
| D | PRO63 | 
| D | HOH208 | 
| site_id | AC8 | 
| Number of Residues | 3 | 
| Details | BINDING SITE FOR RESIDUE GOL C 102 | 
| Chain | Residue | 
| C | LYS7 | 
| C | ARG8 | 
| F | ARG9 | 
| site_id | AC9 | 
| Number of Residues | 7 | 
| Details | BINDING SITE FOR RESIDUE PO4 C 103 | 
| Chain | Residue | 
| B | TRP42 | 
| B | LYS55 | 
| B | ARG57 | 
| C | VAL11 | 
| C | THR12 | 
| C | CYS67 | 
| C | HOH225 | 
| site_id | BC1 | 
| Number of Residues | 1 | 
| Details | BINDING SITE FOR RESIDUE EDO C 105 | 
| site_id | BC2 | 
| Number of Residues | 3 | 
| Details | BINDING SITE FOR RESIDUE EDO D 101 | 
| Chain | Residue | 
| D | LYS20 | 
| D | GLU21 | 
| D | ASN83 | 
| site_id | BC3 | 
| Number of Residues | 4 | 
| Details | BINDING SITE FOR RESIDUE EDO D 102 | 
| Chain | Residue | 
| D | TRP6 | 
| D | LYS7 | 
| D | ARG8 | 
| D | HOH207 | 
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 | 
| Number of Residues | 276 | 
| Details | Domain: {"description":"Peptidase A2","evidences":[{"source":"PROSITE-ProRule","id":"PRU00275","evidenceCode":"ECO:0000255"}]} | 
| site_id | SWS_FT_FI2 | 
| Number of Residues | 40 | 
| Details | Region: {"description":"Dimerization of protease","evidences":[{"source":"UniProtKB","id":"P04585","evidenceCode":"ECO:0000250"}]} | 
| site_id | SWS_FT_FI3 | 
| Number of Residues | 4 | 
| Details | Active site: {"description":"For protease activity; shared with dimeric partner","evidences":[{"source":"PROSITE-ProRule","id":"PRU10094","evidenceCode":"ECO:0000255"}]} | 
| site_id | SWS_FT_FI4 | 
| Number of Residues | 2 | 
| Details | Site: {"description":"Cleavage; by viral protease","evidences":[{"evidenceCode":"ECO:0000250"}]} |