>tr|A0A126PVY4|A0A126PVY4_ALTMA Large ribosomal subunit protein bL21 OS=Alteromonas macleodii GN=rplU MYAVFQSGGKQHRVAEGQTVRLEKIEVAPGETVEFDKVLMVSNGDDVKIGTPIVAGGKVT AEVVTHGRGDKVKIVKFRRRKHSRKQAGHRQWFTEVKITGINA