GO:0035731

Interacting selectively and non-covalently with a dinitrosyl-iron complex. Nitric oxide (NO) is stored as dinitrosyl-iron complexes, which form spontaneously from Glutathione (GSH), S-nitrosoglutathione, and trace amounts of ferrous ions, or by reaction of iron-sulfur centers with NO. [GOC:BHF, PMID:10534443]