Crystal structure of an H-NOX protein from Nostoc sp. PCC 7120, L67W mutant

DICARBOXYLIC ACID C3; PROPANEDIOLIC ACID; METHANEDICARBOXYLIC ACID

Tunnels modulate ligand flux in a heme nitric oxide/oxygen binding (H-NOX) domain.

MYGLVNKAIQDMISKHHGEDTWEAIKQKAGLEDIDFFVGMEAYSDDVTYHLVGAASEVLGKPAEELWIAFGEYWVTYTSE
EGYGELLASAGDSLPEFMENLDNLHARVGLSFPQLRPPAFECQHTSSKSMELHYQSTRCGLAPMVLGLLHGLGKRFQTKV
EVTQTAFRETGEDHDIFSIKYEDSNLYDD

1.9-2.0 M malonic acid (pH 7.0), VAPOR DIFFUSION, HANGING DROP, temperature 293K

Heme-based sensor domain, Gas binding, Signaling protein

MYGLVNKAIQDMISKHHGEDTWEAIKQKAGLEDIDFFVGMEAYSDDVTYHLVGAASEVLGKPAEELLIAFGEYWVTYTSE
EGYGELLASAGDSLPEFMENLDNLHARVGLSFPQLRPPAFECQHTSSKSMELHYQSTRCGLAPMVLGLLHGLGKRFQTKV
EVTQTAFRETGEDHDIFSIKYEDSNLYDD