Nitrogenase iron-iron protein, alpha chain (IPR011290)

Short name: Nase_Fe-Fe_asu

Overlapping homologous superfamilies


Family relationships


This entry represents the all-iron variant of the nitrogenase component I alpha chain. Molybdenum-iron and vanadium iron forms are also found. The complete complex contains two alpha chains, two beta chains and two delta chains. The component I associates with component II also known as the iron protein which serves to provide electrons for component I.

GO terms

Biological Process

GO:0009399 nitrogen fixation
GO:0055114 oxidation-reduction process

Molecular Function

GO:0051536 iron-sulfur cluster binding
GO:0016163 nitrogenase activity

Cellular Component

No terms assigned in this category.

Contributing signatures

Signatures from InterPro member databases are used to construct an entry.