>tr|A0A0R2DGX8|A0A0R2DGX8_9LACO Small ribosomal subunit protein bS21 OS=Levilactobacillus senmaizukei DSM 21775 = NBRC 103853 GN=rpsU MAKTVVRKNESFDDALRRFKRTVSRSGTLQEYRKREFYEKPSVKKKLKSEAARKRKAKKK RF