si_0394	Heme_biosynthesis_orphans	Cytochrome cd1 nitrite reductase (EC:1.7.2.1)
si_0394	Heme_biosynthesis_orphans	Heme d1 biosynthesis protein NirD
si_0394	Heme_biosynthesis_orphans	Heme d1 biosynthesis protein NirG
si_0394	Heme_biosynthesis_orphans	Heme d1 biosynthesis protein NirL
si_0394	Heme_biosynthesis_orphans	Heme d1 biosynthesis protein NirH
si_0394	Heme_biosynthesis_orphans	Heme d1 biosynthesis protein NirJ
si_0394	Heme_biosynthesis_orphans	Heme biosynthesis protein related to NirD
si_0394	Heme_biosynthesis_orphans	Heme biosynthesis protein related to NirG
si_0394	Heme_biosynthesis_orphans	Heme biosynthesis protein related to NirL
si_0394	Heme_biosynthesis_orphans	Heme biosynthesis protein related to NirH
si_0394	Heme_biosynthesis_orphans	Heme biosynthesis protein related to NirD and NirG
si_0394	Heme_biosynthesis_orphans	Heme biosynthesis protein related to NirL and NirH
si_0394	Heme_biosynthesis_orphans	Radical SAM domain heme biosynthesis protein