>sp|P61818|SIRC_PRIMG Precorrin-2 dehydrogenase OS=Priestia megaterium GN=sirC MYTVMLDLKGRSVLVVGGGTIATRRIKGFLQEGAAITVVAPTVSAEINEWEAKGQLRVKR KKVGEEDLLNVFFIVVATNDQAVNKFVKQHIKNDQLVNMASSFSDGNIQIPAQFSRGRLS LAISTDGASPLLTKRIKEDLSSNYDESYTQYTQFLYECRVLIHRLNVSKSRKHELLTEII DDQYRLSLVKQREFLQQIEKYK