>tr|A0A1B0VPZ3|A0A1B0VPZ3_FERIS Cysteine desulfurase OS=Fervidobacterium islandicum GN=NA23_08315 MRSTVFSDEEFSNILNDFPALKRNINGKRLVYLDNAASTLKCKSVIEKMTDFYLYHYSNI HRAVHTLASEATVAYEQAREKVANFLNASSEEIIFTSGTTMGINFLVNSLAKSGILKTED TVLISQVEHHANLVPWVRLSKFYGFKVAYITADEKGVITNESILKTKESIPNPKVVSITG QSNVTGQEMPIELIRETFKNATLIVDGAQLVPHKKVDVKKLDVDFLVFSGHKILGPTGIG VLYGKKALLEQLEPFLYGGEMIDKVTFEDVTFNVLPYRFEAGTQHITGAVGLGYTIDYLE SIGFEKVEKHVEELSNYLLEKMMELDFVEVYGPIDSSHKSLVSFNVKGVHPHDVSHILDE NFGVATRSGHHCAQPLMGVLAKGSKIDFPNSTVRASVYLYNTKEDIDVLIEGLKYIRRWF E