Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0000166 | molecular_function | nucleotide binding |
| A | 0016787 | molecular_function | hydrolase activity |
| A | 0016798 | molecular_function | hydrolase activity, acting on glycosyl bonds |
| A | 0046872 | molecular_function | metal ion binding |
| A | 0047407 | molecular_function | ADP-ribosyl-[dinitrogen reductase] hydrolase activity |
| B | 0000166 | molecular_function | nucleotide binding |
| B | 0005524 | molecular_function | ATP binding |
| B | 0005829 | cellular_component | cytosol |
| B | 0006808 | biological_process | regulation of nitrogen utilization |
| B | 0030234 | molecular_function | enzyme regulator activity |
| B | 0046872 | molecular_function | metal ion binding |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE MG A 298 |
| Chain | Residue |
| A | GLU28 |
| A | ASP243 |
| A | ASP245 |
| A | THR246 |
| A | HOH565 |
| A | HOH586 |
| site_id | AC2 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE MG A 299 |
| Chain | Residue |
| A | ASP245 |
| A | HOH345 |
| A | THR59 |
| A | ASP60 |
| A | ASP61 |
| site_id | AC3 |
| Number of Residues | 24 |
| Details | BINDING SITE FOR RESIDUE ADP B 113 |
| Chain | Residue |
| A | HOH482 |
| B | ILE7 |
| B | GLY27 |
| B | LEU28 |
| B | THR29 |
| B | GLY35 |
| B | PHE36 |
| B | GLY37 |
| B | ARG38 |
| B | GLN39 |
| B | LYS58 |
| B | GLU62 |
| B | VAL63 |
| B | ALA64 |
| B | ILE86 |
| B | GLY87 |
| B | GLY89 |
| B | LYS90 |
| B | ARG101 |
| B | ARG103 |
| B | HOH118 |
| B | HOH143 |
| B | HOH236 |
| B | HOH256 |
Functional Information from PROSITE/UniProt
| site_id | PS00496 |
| Number of Residues | 6 |
| Details | PII_GLNB_UMP P-II protein uridylation site. YRGAEY |
| Chain | Residue | Details |
| B | TYR46-TYR51 | |
| site_id | PS00638 |
| Number of Residues | 14 |
| Details | PII_GLNB_CTER P-II protein C-terminal region signature. TgriGDGKIFVldI |
| Chain | Residue | Details |
| B | THR83-ILE96 | |
