1TOK
Maleic acid-bound structure of SRHEPT mutant of E. coli aspartate aminotransferase
Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0003824 | molecular_function | catalytic activity |
| A | 0004069 | molecular_function | L-aspartate:2-oxoglutarate aminotransferase activity |
| A | 0004838 | molecular_function | L-tyrosine-2-oxoglutarate transaminase activity |
| A | 0005737 | cellular_component | cytoplasm |
| A | 0005829 | cellular_component | cytosol |
| A | 0006520 | biological_process | amino acid metabolic process |
| A | 0008483 | molecular_function | transaminase activity |
| A | 0009058 | biological_process | biosynthetic process |
| A | 0009094 | biological_process | L-phenylalanine biosynthetic process |
| A | 0016740 | molecular_function | transferase activity |
| A | 0030170 | molecular_function | pyridoxal phosphate binding |
| A | 0033585 | biological_process | L-phenylalanine biosynthetic process from chorismate via phenylpyruvate |
| A | 0042802 | molecular_function | identical protein binding |
| A | 0042803 | molecular_function | protein homodimerization activity |
| B | 0003824 | molecular_function | catalytic activity |
| B | 0004069 | molecular_function | L-aspartate:2-oxoglutarate aminotransferase activity |
| B | 0004838 | molecular_function | L-tyrosine-2-oxoglutarate transaminase activity |
| B | 0005737 | cellular_component | cytoplasm |
| B | 0005829 | cellular_component | cytosol |
| B | 0006520 | biological_process | amino acid metabolic process |
| B | 0008483 | molecular_function | transaminase activity |
| B | 0009058 | biological_process | biosynthetic process |
| B | 0009094 | biological_process | L-phenylalanine biosynthetic process |
| B | 0016740 | molecular_function | transferase activity |
| B | 0030170 | molecular_function | pyridoxal phosphate binding |
| B | 0033585 | biological_process | L-phenylalanine biosynthetic process from chorismate via phenylpyruvate |
| B | 0042802 | molecular_function | identical protein binding |
| B | 0042803 | molecular_function | protein homodimerization activity |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 9 |
| Details | BINDING SITE FOR RESIDUE MAE A 410 |
| Chain | Residue |
| A | ILE17 |
| A | ILE37 |
| A | GLY38 |
| A | TRP140 |
| A | ASN194 |
| A | LLP258 |
| A | ARG386 |
| A | HOH448 |
| B | ARG292 |
| site_id | AC2 |
| Number of Residues | 9 |
| Details | BINDING SITE FOR RESIDUE MAE B 410 |
| Chain | Residue |
| A | ARG292 |
| B | ILE17 |
| B | ILE37 |
| B | GLY38 |
| B | TRP140 |
| B | ASN194 |
| B | LLP258 |
| B | ARG386 |
| B | HOH459 |
Functional Information from PROSITE/UniProt
| site_id | PS00105 |
| Number of Residues | 14 |
| Details | AA_TRANSFER_CLASS_1 Aminotransferases class-I pyridoxal-phosphate attachment site. SYSKnfALyNERVG |
| Chain | Residue | Details |
| A | SER255-GLY268 |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 2 |
| Details | Binding site: {"evidences":[{"source":"PDB","id":"1ART","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1CZE","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3QPG","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4DBC","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI2 |
| Number of Residues | 2 |
| Details | Binding site: {"evidences":[{"source":"PDB","id":"1AIB","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1ART","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1CZE","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1SPA","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3QPG","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4DBC","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI3 |
| Number of Residues | 2 |
| Details | Binding site: {"evidences":[{"source":"PDB","id":"1AIB","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1ART","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1ASC","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1CZE","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1SPA","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3QPG","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4DBC","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI4 |
| Number of Residues | 2 |
| Details | Binding site: {"evidences":[{"source":"PDB","id":"1AHG","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1AIB","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1ARG","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1ART","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1CZE","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3QPG","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4DBC","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI5 |
| Number of Residues | 2 |
| Details | Modified residue: {"description":"N6-(pyridoxal phosphate)lysine","evidences":[{"source":"PubMed","id":"11148029","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"1993208","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"3298240","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"9891001","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1AAW","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1AHE","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1AHF","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1AHX","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1AHY","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1ARI","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1ARS","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1ASA","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1ASB","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1ASD","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1ASE","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1ASF","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1ASG","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1ASM","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1ASN","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1B4X","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1CZC","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1CZE","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1G4V","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1G4X","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1G7W","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1G7X","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1IX6","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1IX7","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1IX8","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1QIR","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1QIS","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1QIT","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1YOO","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2D5Y","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2D61","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2D63","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2D7Y","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3AAT","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3ZZJ","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"5EAA","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
Catalytic Information from CSA
| site_id | CSA1 |
| Number of Residues | 2 |
| Details | Annotated By Reference To The Literature 1ay4 |
| Chain | Residue | Details |
| A | TRP140 | |
| A | ASP222 |
| site_id | CSA2 |
| Number of Residues | 2 |
| Details | Annotated By Reference To The Literature 1ay4 |
| Chain | Residue | Details |
| B | TRP140 | |
| B | ASP222 |
| site_id | MCSA1 |
| Number of Residues | 3 |
| Details | M-CSA 777 |
| Chain | Residue | Details |
| A | TRP140 | steric role |
| A | ASP222 | proton shuttle (general acid/base) |
| A | LLP258 | proton shuttle (general acid/base) |
| site_id | MCSA2 |
| Number of Residues | 3 |
| Details | M-CSA 777 |
| Chain | Residue | Details |
| B | TRP140 | steric role |
| B | ASP222 | proton shuttle (general acid/base) |
| B | LLP258 | proton shuttle (general acid/base) |






