>tr|A0A2A4L2F2|A0A2A4L2F2_9BACT Small ribosomal subunit protein bS21 OS=Campylobacter sp. 110 GN=rpsU MPGIKVHPNESFDEAYRKFKKQVDRNLVVTEVRARRFFEPMTEIRKKQKISARKKMLKRL YMLRRYESRL