Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0000162 | biological_process | tryptophan biosynthetic process |
| A | 0004834 | molecular_function | tryptophan synthase activity |
| A | 0005515 | molecular_function | protein binding |
| A | 0005829 | cellular_component | cytosol |
| A | 0006568 | biological_process | tryptophan metabolic process |
| A | 0016829 | molecular_function | lyase activity |
| B | 0000162 | biological_process | tryptophan biosynthetic process |
| B | 0004834 | molecular_function | tryptophan synthase activity |
| B | 0005515 | molecular_function | protein binding |
| B | 0005737 | cellular_component | cytoplasm |
| B | 0006568 | biological_process | tryptophan metabolic process |
| B | 0016829 | molecular_function | lyase activity |
| B | 0042802 | molecular_function | identical protein binding |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 20 |
| Details | BINDING SITE FOR RESIDUE F9F A 301 |
| Chain | Residue |
| A | PHE22 |
| A | THR183 |
| A | GLY184 |
| A | PHE212 |
| A | GLY213 |
| A | ILE232 |
| A | GLY234 |
| A | SER235 |
| A | HOH411 |
| A | HOH418 |
| A | HOH490 |
| A | GLU49 |
| B | PRO18 |
| A | ALA59 |
| A | ILE64 |
| A | LEU100 |
| A | LEU127 |
| A | ALA129 |
| A | ILE153 |
| A | TYR175 |
| site_id | AC2 |
| Number of Residues | 2 |
| Details | BINDING SITE FOR RESIDUE CL A 302 |
| Chain | Residue |
| A | HOH430 |
| B | HOH651 |
| site_id | AC3 |
| Number of Residues | 23 |
| Details | BINDING SITE FOR RESIDUE 1D0 B 401 |
| Chain | Residue |
| B | HIS86 |
| B | LYS87 |
| B | GLU109 |
| B | THR110 |
| B | GLY111 |
| B | ALA112 |
| B | GLY113 |
| B | GLN114 |
| B | HIS115 |
| B | LEU166 |
| B | GLY189 |
| B | THR190 |
| B | CYS230 |
| B | GLY232 |
| B | GLY233 |
| B | GLY234 |
| B | SER235 |
| B | ASN236 |
| B | GLY303 |
| B | GLU350 |
| B | SER377 |
| B | GLY378 |
| B | HOH525 |
| site_id | AC4 |
| Number of Residues | 10 |
| Details | BINDING SITE FOR RESIDUE BCN B 402 |
| Chain | Residue |
| B | THR248 |
| B | VAL250 |
| B | GLY251 |
| B | LEU252 |
| B | GLY320 |
| B | ARG321 |
| B | ASP323 |
| B | HOH755 |
| B | HOH767 |
| B | HOH824 |
| site_id | AC5 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE PEG B 403 |
| Chain | Residue |
| B | THR3 |
| B | LEU4 |
| B | LEU5 |
| B | ASN6 |
| site_id | AC6 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE PEG B 404 |
| Chain | Residue |
| B | THR328 |
| B | ASP330 |
| B | GLU331 |
| B | HOH550 |
| B | HOH777 |
| B | HOH786 |
| site_id | AC7 |
| Number of Residues | 2 |
| Details | BINDING SITE FOR RESIDUE PEG B 405 |
| Chain | Residue |
| B | PRO56 |
| B | HOH704 |
| site_id | AC8 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE PEG B 406 |
| Chain | Residue |
| B | LEU217 |
| B | ASP218 |
| B | LYS219 |
| B | GLU220 |
| B | GLY221 |
| B | HOH882 |
| site_id | AC9 |
| Number of Residues | 2 |
| Details | BINDING SITE FOR RESIDUE CL B 407 |
| site_id | BC1 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE CL B 408 |
| Chain | Residue |
| B | PHE9 |
| B | HOH578 |
| B | HOH892 |
| site_id | BC2 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE CL B 411 |
| Chain | Residue |
| A | HOH466 |
| B | ILE20 |
| B | TYR181 |
| site_id | BC3 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE CL B 412 |
| Chain | Residue |
| B | HOH566 |
| B | HOH810 |
| B | HOH895 |
| site_id | BC4 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE CS B 413 |
| Chain | Residue |
| B | VAL231 |
| B | GLY232 |
| B | GLU256 |
| B | GLY268 |
| B | LEU304 |
| B | PHE306 |
| B | SER308 |
| site_id | BC5 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE CS B 414 |
| Chain | Residue |
| B | THR66 |
| B | THR69 |
| B | THR71 |
| B | HOH875 |
| B | HOH876 |
Functional Information from PROSITE/UniProt
| site_id | PS00167 |
| Number of Residues | 14 |
| Details | TRP_SYNTHASE_ALPHA Tryptophan synthase alpha chain signature. LELGvPFSDPLADG |
| Chain | Residue | Details |
| A | LEU48-GLY61 | |
| site_id | PS00168 |
| Number of Residues | 15 |
| Details | TRP_SYNTHASE_BETA Tryptophan synthase beta chain pyridoxal-phosphate attachment site. LlHgGAHKtNqvLgQ |
| Chain | Residue | Details |
| B | LEU80-GLN94 | |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 1 |
| Details | MOD_RES: N6-(pyridoxal phosphate)lysine |
| Chain | Residue | Details |
| B | LYS87 | |
| A | ASP60 | |
Catalytic Information from CSA
| site_id | MCSA1 |
| Number of Residues | 3 |
| Details | M-CSA 383 |
| Chain | Residue | Details |
| B | LYS87 | electron pair acceptor, electron pair donor, nucleofuge, nucleophile, proton acceptor, proton donor |
| B | GLU109 | |
| B | SER377 | hydrogen bond donor |
