>sp|B7LS75|CYSG_ESCF3 Siroheme synthase OS=Escherichia fergusonii (strain ATCC 35469 / DSM 13698 / CCUG 18766 / IAM 14443 / JCM 21226 / LMG 7866 / NBRC 102419 / NCTC 12128 / CDC 0568-73) OX=585054 GN=cysG PE=3 SV=1 MDHLPIFCQLRDRDCLIVGGGDVAERKARLLLDAGARLTVNALAFIPQFTAWADAGMLTL VEGPFDESLLDTCWLAIAATDDDALNQRVSEAAESRRIFCNVVDAPKAASFIMPSIIDRS PLMVAVSSGGTSPVLARLLREKLESLLPLHLGQVAKYAGQLRGRVKQQFATMGERRRFWE KLFVNDRLAQSLANNDQKAITETTEQLINEPLDHRGEVVLVGAGPGDAGLLTLKGLQQIQ QADVVVYDRLVSDDIMNLVRRDADRVFVGKRAGYHCVPQEEINQILLREAQKGKRVVRLK GGDPFIFGRGGEELETLCNADIPFSVVPGITAASGCSAYSGIPLTHRDYAQSVRLITGHL KTGGELDWENLAAEKQTLVFYMGLNQASTIQQKLIEHGMPGEMPVAIVENGTAVTQRVID GTLTQLGELAQQMNSPSLIIIGRVVGLRDKLNWFSNH