>tr|A0A5C8KYV0|A0A5C8KYV0_9BACT Small ribosomal subunit protein bS21 OS=Campylobacter volucris GN=rpsU MPGIKVHPNESFDEAYRKFKKQVDRNLVVTEVRARRFFEPMTEIRKKQKISARKKMLKRL YMLRRYESRL