Functional Information from GO Data
| Chain | GOid | namespace | contents | 
| A | 0004190 | molecular_function | aspartic-type endopeptidase activity | 
| A | 0006508 | biological_process | proteolysis | 
Functional Information from PDB Data
| site_id | AC1 | 
| Number of Residues | 14 | 
| Details | BINDING SITE FOR RESIDUE PPN A 2201 | 
| Chain | Residue | 
| A | ARG8 | 
| A | HOH2174 | 
| A | HOH2175 | 
| A | HOH2183 | 
| A | GLU2202 | 
| A | PPN2301 | 
| A | LEU23 | 
| A | ASP25 | 
| A | PRO81 | 
| A | VAL82 | 
| A | GLY1027 | 
| A | HOH2170 | 
| A | HOH2172 | 
| A | HOH2173 | 
| site_id | AC2 | 
| Number of Residues | 11 | 
| Details | BINDING SITE FOR RESIDUE GLU A 2202 | 
| Chain | Residue | 
| A | GLY1027 | 
| A | ASP1029 | 
| A | ASP1030 | 
| A | ILE1047 | 
| A | GLY1048 | 
| A | HOH2174 | 
| A | HOH2184 | 
| A | HOH2185 | 
| A | HOH2186 | 
| A | HOH2187 | 
| A | PPN2201 | 
| site_id | AC3 | 
| Number of Residues | 15 | 
| Details | BINDING SITE FOR RESIDUE PPN A 2301 | 
| Chain | Residue | 
| A | GLY27 | 
| A | ARG1008 | 
| A | LEU1023 | 
| A | ASP1025 | 
| A | PRO1081 | 
| A | VAL1082 | 
| A | ILE1084 | 
| A | HOH2170 | 
| A | HOH2175 | 
| A | HOH2180 | 
| A | HOH2181 | 
| A | HOH2182 | 
| A | HOH2183 | 
| A | PPN2201 | 
| A | GLU2302 | 
| site_id | AC4 | 
| Number of Residues | 11 | 
| Details | BINDING SITE FOR RESIDUE GLU A 2302 | 
| Chain | Residue | 
| A | GLY27 | 
| A | ASP29 | 
| A | ASP30 | 
| A | GLY48 | 
| A | HOH2176 | 
| A | HOH2177 | 
| A | HOH2178 | 
| A | HOH2179 | 
| A | HOH2181 | 
| A | HOH2182 | 
| A | PPN2301 | 
Functional Information from PROSITE/UniProt
| site_id | PS00141 | 
| Number of Residues | 12 | 
| Details | ASP_PROTEASE Eukaryotic and viral aspartyl proteases active site. ALLDTGADDTVL | 
| Chain | Residue | Details | 
| A | ALA22-LEU33 |  | 
| A | ALA1022-LEU1033 |  | 
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI2 | 
| Number of Residues | 10 | 
| Details | Region: {"description":"Dimerization of protease","evidences":[{"source":"PubMed","id":"2162350","evidenceCode":"ECO:0000269"}]} | 
| site_id | SWS_FT_FI3 | 
| Number of Residues | 1 | 
| Details | Active site: {"description":"For protease activity; shared with dimeric partner","evidences":[{"source":"PROSITE-ProRule","id":"PRU10094","evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"33542150","evidenceCode":"ECO:0000305"}]} | 
Catalytic Information from CSA
| site_id | CSA1 | 
| Number of Residues | 2 | 
| Details | Annotated By Reference To The Literature 1a30 | 
| Chain | Residue | Details | 
| A | ASP25 |  | 
| A | THR26 |  | 
| site_id | CSA2 | 
| Number of Residues | 1 | 
| Details | Annotated By Reference To The Literature 1a30 | 
| Chain | Residue | Details | 
| A | ASP25 |  | 
| site_id | MCSA1 | 
| Number of Residues | 3 | 
| Details | M-CSA 175 | 
| Chain | Residue | Details | 
| A | ASP25 | hydrogen bond acceptor, hydrogen bond donor, proton acceptor, proton donor | 
| A | THR26 | electrostatic stabiliser, transition state stabiliser | 
| A | GLY27 | electrostatic stabiliser, hydrogen bond donor |