>sp|A4XK06|HEM3_CALS8 Porphobilinogen deaminase OS=Caldicellulosiruptor saccharolyticus (strain ATCC 43494 / DSM 8903 / Tp8T 6331) OX=351627 GN=hemC PE=3 SV=1 MKKLRIGARDSKLSRIQVDIVARKIKQTLGIECEFVPIKTKGDIDKTKSLKDFKSPGVFV KEIELALLSREIDLAVHSLKDLPCEMDSNFEIVAVVEREDPRDVLVSKDGVGFYQLKPNA KIGTSSLRREVHLKNLRQDIQVVNIRGNIETRLSKIESEGLDGVVLAYAALKRLNLDSHV SYIFDVNEITPCPGQGAICIECLKDSPYKNILSKINDADAYIQTQFERLVLKFLGGGCHS SIGVFCKTDQDKIYAFASILSGDKLIKASIEGDKDDFLSLANKLSNMLKS