>sp|Q53239|NIR_CERS5 Copper-containing nitrite reductase OS=Cereibacter sphaeroides GN=nirK
MFTRRAALVGAAALASAPLVIRTAGAEEAPAQLASAAPVDLSNLPRVKHTLVPPPFAHAH
EQVAASGPVINEFEMRIIEKEVQLDEDAYLQAMTFDGSIPGPLMIVHEGDYVELTLINPP
ENTMPHNIDFHAATGALGGGGLTLINPGEKVVLRFKATRAGAFVYHCAPGGPMIPWHVVS
GMAGCIMVLPRDGLKDHEGKPVRYDTVYYIGESDHYIPKDEDGTYMRFSDPSEGYEDMVA
VMDTLIPSHIVFNGAVGALTGEGALKAKVGDNVLFVHSQPNRDSRPHLIGGHGDLVWETG
KFHNAPERDLETWFIRGGSAGAALYKFLQPGVYAYVNHNLIEAVHKGATAHVLVEGEWDN
DLMEQVVAPVGLTG