1JT9
Structure of the mutant F174A T form of the Glucosamine-6-Phosphate deaminase from E.coli
Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0004342 | molecular_function | glucosamine-6-phosphate deaminase activity |
| A | 0005515 | molecular_function | protein binding |
| A | 0005737 | cellular_component | cytoplasm |
| A | 0005829 | cellular_component | cytosol |
| A | 0005975 | biological_process | carbohydrate metabolic process |
| A | 0006043 | biological_process | glucosamine catabolic process |
| A | 0006044 | biological_process | N-acetylglucosamine metabolic process |
| A | 0006046 | biological_process | N-acetylglucosamine catabolic process |
| A | 0006048 | biological_process | UDP-N-acetylglucosamine biosynthetic process |
| A | 0016787 | molecular_function | hydrolase activity |
| A | 0019262 | biological_process | N-acetylneuraminate catabolic process |
| A | 0042802 | molecular_function | identical protein binding |
Functional Information from PROSITE/UniProt
| site_id | PS01161 |
| Number of Residues | 19 |
| Details | GLC_GALNAC_ISOMERASE Glucosamine/galactosamine-6-phosphate isomerases signature. IrsyGkIhLfMgGVGnDGH |
| Chain | Residue | Details |
| A | ILE125-HIS143 |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 1 |
| Details | ACT_SITE: Proton acceptor; for enolization step => ECO:0000269|PubMed:11513596 |
| Chain | Residue | Details |
| A | ASP72 |
| site_id | SWS_FT_FI2 |
| Number of Residues | 2 |
| Details | ACT_SITE: For ring-opening step => ECO:0000269|PubMed:11513596 |
| Chain | Residue | Details |
| A | ASP141 | |
| A | GLU148 |
| site_id | SWS_FT_FI3 |
| Number of Residues | 1 |
| Details | ACT_SITE: Proton acceptor; for ring-opening step => ECO:0000269|PubMed:11513596 |
| Chain | Residue | Details |
| A | HIS143 |
| site_id | SWS_FT_FI4 |
| Number of Residues | 5 |
| Details | SITE: Part of the allosteric site |
| Chain | Residue | Details |
| A | SER151 | |
| A | ARG158 | |
| A | LYS160 | |
| A | THR161 | |
| A | TYR254 |
Catalytic Information from CSA
| site_id | CSA1 |
| Number of Residues | 4 |
| Details | Annotated By Reference To The Literature 1cd5 |
| Chain | Residue | Details |
| A | HIS143 | |
| A | GLU148 | |
| A | ASP141 | |
| A | ASP72 |
| site_id | MCSA1 |
| Number of Residues | 4 |
| Details | M-CSA 60 |
| Chain | Residue | Details |
| A | ASP72 | electrostatic stabiliser, hydrogen bond acceptor, hydrogen bond donor, proton acceptor, proton donor |
| A | ASP141 | activator, hydrogen bond acceptor |
| A | HIS143 | hydrogen bond acceptor, hydrogen bond donor, proton acceptor, proton donor, proton relay |
| A | GLU148 | activator, hydrogen bond acceptor |
