An oxidoreductase complex which is capable of GMP reductase activity. It catalyses the irreversible reaction: GMP + 2 H+ + NADPH => IMP + NADP+ + NH4.
Source:PMID:12009299,
GOC:TermGenie,
GOC:bhm
Comment
An example of this is GMPR2 in human (UniProt Symbol Q9P2T1) in PMID:12009299 (inferred from direct assay).