>tr|C3TNR3|C3TNR3_ECOLX Xanthine dehydrogenase OS=Escherichia coli GN=C9E67_24450 MKFDKPAGENPIDQLKVVGRPHDRIDGPLKTTGTARYAYEWHEESPNAAYGYIVGSAIAK GRLTALDTDAAQKAPGVLPVITASNAGALSKGDKNTARLLGGPTIEHYHQAIALVVAETF EQARAAASLVQAHYRRNKGAYSLADEKQAVSQPPEDTPDKNVGDFDGAFSSAAVKIDATY TTPDQSHMAMEPHASMAVWDGNKLTLWTSNQMIDWCRTDLAKTLKVPVENVRIISPYIGG GFGGKLFLRSDALLAALAARAVKRPVKVMLPRPSIPNNTTHRPATLQHLRIGADQSGKIT AISHESWSGNLPGGTPETAVQQSELLYAGANRHTGLRLATLDLPEGNAMRAPGEAPGLMA LEIAIDELAEKAGIDPVEFRILNDTQIDPADPTRRFSRRQLIECLRTGADKFGWKQRNAT PGQVRDGEWLVGHGVAAGFRNNLLEKSGARVHLEPNGTVTVETDMTDIGTGSYTILAQTA AEMLGVPLEQVAVHLGDSSFPVSAGSGGQWGANTSTSGVYAACVKLREMIASAVGFDPEQ SQFADGKITNGTRSAILHEATAGGRLTAEESIEFGTLSKEYQQSTFAGHFVEVGVHSATG EVRVRRMLAVCAAGRILNPKTARSQVIGAMTMGMGAALMEELAVDDRLGYFVNHDMAGYE VPVHADIPKQEVIFLDDTDPISSPMKAKGVGELGLCGVSAAIANAVYNATGIRVRDYPIT LDKLLDKLPDVV