1XC4
Crystal structure of wild-type tryptophan synthase alpha-subunits from Escherichia coli
Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0000162 | biological_process | L-tryptophan biosynthetic process |
| A | 0004834 | molecular_function | tryptophan synthase activity |
| A | 0005737 | cellular_component | cytoplasm |
| A | 0005829 | cellular_component | cytosol |
| A | 0006568 | biological_process | L-tryptophan metabolic process |
| A | 0008652 | biological_process | amino acid biosynthetic process |
| A | 0009073 | biological_process | aromatic amino acid family biosynthetic process |
| A | 0016829 | molecular_function | lyase activity |
| A | 0060090 | molecular_function | molecular adaptor activity |
| B | 0000162 | biological_process | L-tryptophan biosynthetic process |
| B | 0004834 | molecular_function | tryptophan synthase activity |
| B | 0005737 | cellular_component | cytoplasm |
| B | 0005829 | cellular_component | cytosol |
| B | 0006568 | biological_process | L-tryptophan metabolic process |
| B | 0008652 | biological_process | amino acid biosynthetic process |
| B | 0009073 | biological_process | aromatic amino acid family biosynthetic process |
| B | 0016829 | molecular_function | lyase activity |
| B | 0060090 | molecular_function | molecular adaptor activity |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE SO4 A 400 |
| Chain | Residue |
| A | PHE212 |
| A | GLY213 |
| A | SER233 |
| A | GLY234 |
| A | SER235 |
| site_id | AC2 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE SO4 B 1400 |
| Chain | Residue |
| B | SER235 |
| B | GOL300 |
| B | HOH1467 |
| B | PHE212 |
| B | GLY213 |
| B | SER233 |
| B | GLY234 |
| site_id | AC3 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE GOL B 300 |
| Chain | Residue |
| B | TYR175 |
| B | LEU177 |
| B | PHE212 |
| B | SO41400 |
| B | HOH1467 |
| site_id | AC4 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE GOL A 1300 |
| Chain | Residue |
| A | TYR175 |
| A | LEU177 |
| A | PHE212 |
| A | HOH1329 |
| A | HOH1338 |
Functional Information from PROSITE/UniProt
| site_id | PS00167 |
| Number of Residues | 14 |
| Details | TRP_SYNTHASE_ALPHA Tryptophan synthase alpha chain signature. LELGiPFSDPLADG |
| Chain | Residue | Details |
| A | LEU48-GLY61 |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 4 |
| Details | ACT_SITE: Proton acceptor => ECO:0000255|HAMAP-Rule:MF_00131 |
| Chain | Residue | Details |
| A | GLU49 | |
| A | ASP60 | |
| B | GLU49 | |
| B | ASP60 |
Catalytic Information from CSA
| site_id | CSA1 |
| Number of Residues | 2 |
| Details | Annotated By Reference To The Literature 1geq |
| Chain | Residue | Details |
| A | TYR175 | |
| A | GLU49 |
| site_id | CSA2 |
| Number of Residues | 2 |
| Details | Annotated By Reference To The Literature 1geq |
| Chain | Residue | Details |
| B | TYR175 | |
| B | GLU49 |
