>sp|P26908|RL21_BACSU Large ribosomal subunit protein bL21 OS=Bacillus subtilis GN=rplU MYAIIKTGGKQIKVEEGQTVYIEKLAAEAGETVTFEDVLFVGGDNVKVGNPTVEGATVTA KVEKQGRAKKITVFRYKPKKNVHKKQGHRQPYTKVTIEKINA