Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0005524 | molecular_function | ATP binding |
| A | 0009399 | biological_process | nitrogen fixation |
| A | 0016163 | molecular_function | nitrogenase activity |
| A | 0016491 | molecular_function | oxidoreductase activity |
| A | 0018697 | molecular_function | obsolete carbonyl sulfide nitrogenase activity |
| A | 0046872 | molecular_function | metal ion binding |
| A | 0051539 | molecular_function | 4 iron, 4 sulfur cluster binding |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 10 |
| Details | BINDING SITE FOR RESIDUE SF4 A 290 |
| Chain | Residue |
| A | CYS97 |
| A | HOH553 |
| A | GLY99 |
| A | ARG100 |
| A | ARG100 |
| A | CYS132 |
| A | GOL501 |
| A | GOL501 |
| A | HOH513 |
| A | HOH553 |
| site_id | AC2 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE GOL A 501 |
| Chain | Residue |
| A | CYS97 |
| A | VAL130 |
| A | CYS132 |
| A | PHE135 |
| A | SF4290 |
| A | SF4290 |
Functional Information from PROSITE/UniProt
| site_id | PS00746 |
| Number of Residues | 13 |
| Details | NIFH_FRXC_1 NifH/frxC family signature 1. EsGGPepGvGCAG |
| Chain | Residue | Details |
| A | GLU87-GLY99 | |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 3 |
| Details | BINDING: |
| Chain | Residue | Details |
| A | GLY11 | |
| A | GLY99 | |
| A | PHE135 | |
| site_id | SWS_FT_FI2 |
| Number of Residues | 1 |
| Details | MOD_RES: ADP-ribosylarginine; by dinitrogenase reductase ADP-ribosyltransferase => ECO:0000250 |
| Chain | Residue | Details |
| A | VAL102 | |
Catalytic Information from CSA
| site_id | MCSA1 |
| Number of Residues | 4 |
| Details | M-CSA 212 |
| Chain | Residue | Details |
| A | GLY12 | electrostatic stabiliser, hydrogen bond donor |
| A | THR17 | electrostatic stabiliser, hydrogen bond donor |
| A | ASP43 | electrostatic stabiliser, hydrogen bond donor |
| A | CYS132 | hydrogen bond acceptor, hydrogen bond donor, proton acceptor, proton donor |
