>tr|A0A0F6MRW1|A0A0F6MRW1_TREDN Small ribosomal subunit protein bS21 OS=Treponema denticola OTK GN=rpsU MAYVTIDDSEHLEKALKRFKRQVEKEGIIREWKKKEFYEKPSTVLNRKNKALRRKLMKKT RRSRDSKSY