>tr|A0A7L4P7K5|A0A7L4P7K5_9CREN Arginine decarboxylase proenzyme OS=Pyrobaculum arsenaticum GN=speD MARGGMEARAQTQVKTPVVGKHVYGELYGVDEKLLQDEGRLRQIVIEAAHIANMHLVEVN SWRFKGGDKEGVSVIALVLESHIAIHTWPTYKFATVDVYTCGEHSDPMSAFRYIVSQLSP KRFTVNYSDRSYK