>tr|A0A542IWJ4|A0A542IWJ4_9MICC Small ribosomal subunit protein bS18 OS=Arthrobacter sp. SLBN-100 GN=rpsR MAKAELRKPKPKSNPLKAADITVIDYKDVALLRKFISDRGKIRARRVTGVTVQEQRKIAQ AIKNAREVALLPYSGAGRG