>tr|A0A3D1TSW5|A0A3D1TSW5_9BIFI DNA-directed RNA polymerase subunit omega OS=Bifidobacterium sp GN=rpoZ MAFGTEPTPTGLADPPIDDLMEHADSKYALAIFAAKRARQINSYFTQLNEGLLQNVGPLV EYQNQEKPLSIAFREINSGLLEETLGEDDLTEGN