>sp|B5XNJ7|ISCS_KLEP3 Cysteine desulfurase IscS OS=Klebsiella pneumoniae GN=iscS MKLPIYLDYSATTPVDPRVAEKMMQFLTMDGTFGNPASRSHRFGWQAEEAVDIARNQIAE LVGADPREIVFTSGATESDNLAIKGAANFYQKKGKHIITSKTEHKAVLDTCRQLEREGFE VTYLAPQRNGIIDLKELEAAMRDDTILVSIMHVNNEIGVVQDIATIGEMCRARGIIYHVD ATQSVGKLPIDLSQLKVDLMSFSGHKIYGPKGIGALYVRRKPRIRIEAQMHGGGHERGMR SGTLPVHQIVGMGEAYRIAKEEMESEMARLRGLRDRLWNGVKDMEEVYLNGDLEQGAPNI LNVSFNYVEGESLIMALKDLAVSSGSACTSASLEPSYVLRALGMTDELAHSSIRFSLGRF TTEEEIDYTINLVRNSIGRLRDLSPLWEMFKQGVDLNSIEWSHH