3L6J:
reference: Structure of cinaciguat (BAY 58-2667) bound to Nostoc H-NOX domain reveals insights into heme-mimetic activation of the soluble guanylyl cyclase., Martin F, Baskaran P, Ma X, Dunten PW, Schaefer M, Stasch JP, Beuve A, van den Akker F, J Biol Chem. 2010 Jul 16;285(29):22651-7. Epub 2010 May 12. PMID: 20463019

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