Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0003824 | molecular_function | catalytic activity |
| A | 0004356 | molecular_function | glutamine synthetase activity |
| A | 0005524 | molecular_function | ATP binding |
| A | 0005737 | cellular_component | cytoplasm |
| A | 0006542 | biological_process | glutamine biosynthetic process |
| A | 0016874 | molecular_function | ligase activity |
| A | 0046872 | molecular_function | metal ion binding |
| B | 0003824 | molecular_function | catalytic activity |
| B | 0004356 | molecular_function | glutamine synthetase activity |
| B | 0005524 | molecular_function | ATP binding |
| B | 0005737 | cellular_component | cytoplasm |
| B | 0006542 | biological_process | glutamine biosynthetic process |
| B | 0016874 | molecular_function | ligase activity |
| B | 0046872 | molecular_function | metal ion binding |
| C | 0003824 | molecular_function | catalytic activity |
| C | 0004356 | molecular_function | glutamine synthetase activity |
| C | 0005524 | molecular_function | ATP binding |
| C | 0005737 | cellular_component | cytoplasm |
| C | 0006542 | biological_process | glutamine biosynthetic process |
| C | 0016874 | molecular_function | ligase activity |
| C | 0046872 | molecular_function | metal ion binding |
Functional Information from PROSITE/UniProt
| site_id | PS00180 |
| Number of Residues | 19 |
| Details | GLNA_1 Glutamine synthetase signature 1. FDGSSiqgftrieESDmkL |
| Chain | Residue | Details |
| A | PHE56-LEU74 | |
| site_id | PS00181 |
| Number of Residues | 16 |
| Details | GLNA_ATP Glutamine synthetase putative ATP-binding region signature. KPLfgv..NGSGmHsnqS |
| Chain | Residue | Details |
| A | LYS237-SER252 | |
Functional Information from SwissProt/UniProt
| Chain | Residue | Details |
| A | GLU135 | |
| B | GLU192 | |
| B | GLU199 | |
| B | GLY244 | |
| B | HIS248 | |
| B | GLU336 | |
| C | GLU135 | |
| C | GLU137 | |
| C | GLU192 | |
| C | GLU199 | |
| C | GLY244 | |
| A | GLU137 | |
| C | HIS248 | |
| C | GLU336 | |
| A | GLU192 | |
| A | GLU199 | |
| A | GLY244 | |
| A | HIS248 | |
| A | GLU336 | |
| B | GLU135 | |
| B | GLU137 | |
| Chain | Residue | Details |
| A | GLU187 | |
| C | ASN243 | |
| C | ARG319 | |
| C | ARG324 | |
| A | ASN243 | |
| A | ARG319 | |
| A | ARG324 | |
| B | GLU187 | |
| B | ASN243 | |
| B | ARG319 | |
| B | ARG324 | |
| C | GLU187 | |
| Chain | Residue | Details |
| A | SER252 | |
| B | SER252 | |
| C | SER252 | |
| Chain | Residue | Details |
| A | ARG301 | |
| A | GLU307 | |
| A | ARG338 | |
| B | ARG301 | |
| B | GLU307 | |
| B | ARG338 | |
| C | ARG301 | |
| C | GLU307 | |
| C | ARG338 | |
