5B3A
Crystal Structure of O-Phoshoserine Sulfhydrylase from Aeropyrum pernix in Complexed with the alpha-Aminoacrylate Intermediate
Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0004122 | molecular_function | cystathionine beta-synthase activity |
| A | 0004124 | molecular_function | cysteine synthase activity |
| A | 0005737 | cellular_component | cytoplasm |
| A | 0006534 | biological_process | cysteine metabolic process |
| A | 0006535 | biological_process | cysteine biosynthetic process from serine |
| A | 0009069 | biological_process | serine family amino acid metabolic process |
| A | 0016740 | molecular_function | transferase activity |
| A | 0016829 | molecular_function | lyase activity |
| A | 0019344 | biological_process | cysteine biosynthetic process |
| A | 0033847 | molecular_function | O-phosphoserine sulfhydrylase activity |
| A | 0044272 | biological_process | sulfur compound biosynthetic process |
| B | 0004122 | molecular_function | cystathionine beta-synthase activity |
| B | 0004124 | molecular_function | cysteine synthase activity |
| B | 0005737 | cellular_component | cytoplasm |
| B | 0006534 | biological_process | cysteine metabolic process |
| B | 0006535 | biological_process | cysteine biosynthetic process from serine |
| B | 0009069 | biological_process | serine family amino acid metabolic process |
| B | 0016740 | molecular_function | transferase activity |
| B | 0016829 | molecular_function | lyase activity |
| B | 0019344 | biological_process | cysteine biosynthetic process |
| B | 0033847 | molecular_function | O-phosphoserine sulfhydrylase activity |
| B | 0044272 | biological_process | sulfur compound biosynthetic process |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 7 |
| Details | binding site for residue MPD A 401 |
| Chain | Residue |
| A | MET82 |
| A | GLY94 |
| A | PRO96 |
| A | THR97 |
| A | HOH535 |
| A | HOH568 |
| B | TYR119 |
| site_id | AC2 |
| Number of Residues | 21 |
| Details | binding site for residue 0JO A 402 |
| Chain | Residue |
| A | SER153 |
| A | ASN155 |
| A | PHE156 |
| A | GLN224 |
| A | SER259 |
| A | GLY261 |
| A | THR262 |
| A | SER263 |
| A | GLY264 |
| A | HIS265 |
| A | GLY295 |
| A | ILE296 |
| A | SER341 |
| A | PRO368 |
| A | ASP369 |
| A | TYR374 |
| A | HOH541 |
| A | HOH546 |
| A | HOH591 |
| A | LYS127 |
| A | THR152 |
| site_id | AC3 |
| Number of Residues | 5 |
| Details | binding site for residue MPD B 401 |
| Chain | Residue |
| A | ARG332 |
| B | SER65 |
| B | ARG165 |
| B | HOH515 |
| B | HOH592 |
| site_id | AC4 |
| Number of Residues | 21 |
| Details | binding site for residue 0JO B 402 |
| Chain | Residue |
| B | LYS127 |
| B | THR152 |
| B | SER153 |
| B | ASN155 |
| B | PHE156 |
| B | GLN224 |
| B | SER259 |
| B | GLY261 |
| B | THR262 |
| B | SER263 |
| B | GLY264 |
| B | HIS265 |
| B | GLY295 |
| B | ILE296 |
| B | SER341 |
| B | PRO368 |
| B | ASP369 |
| B | TYR374 |
| B | HOH556 |
| B | HOH563 |
| B | HOH569 |
Functional Information from PROSITE/UniProt
| site_id | PS00901 |
| Number of Residues | 20 |
| Details | CYS_SYNTHASE Cysteine synthase/cystathionine beta-synthase P-phosphate attachment site. KlEwynpFSlSVKdRpAveI |
| Chain | Residue | Details |
| A | LYS115-ILE134 |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 4 |
| Details | BINDING: BINDING => ECO:0000269|PubMed:16005886 |
| Chain | Residue | Details |
| A | ASN155 | |
| A | SER341 | |
| B | ASN155 | |
| B | SER341 |
| site_id | SWS_FT_FI2 |
| Number of Residues | 2 |
| Details | BINDING: |
| Chain | Residue | Details |
| A | GLY261 | |
| B | GLY261 |
| site_id | SWS_FT_FI3 |
| Number of Residues | 2 |
| Details | MOD_RES: N6-(pyridoxal phosphate)lysine |
| Chain | Residue | Details |
| A | LYS127 | |
| B | LYS127 |
