>2AZN_1|Chains A, B, C, D, E, F|Putative 5-amino-6-(5-phosphoribosylamino)uracil reductase|Methanocaldococcus jannaschii (2190) EKKPYIISNVGMTLDGKLATINNDSRISCEEDLIRVHKIRANVDGIMVGIGTVLKDDPRLTVHKIKSDRNPVRIVVDSKLRVPLNARVLNKDAKTIIATTEDTNEEKEKKIKILEDMGVEVVKCGRGKVDLKKLMDILYDKGIKSILLEGGGTLNWGMFKEGLVDEVSVYIAPKIFGGKEAPTYVDGEGFKTVDECVKLELKNFYRLGEGIVLEFKVKK