>sp|A2BTB0|RL31_PROMS Large ribosomal subunit protein bL31 OS=Prochlorococcus marinus GN=rpmE MPKSEIHPKWYPDAKVICNGEVVMTTGSTQPELHVDVWSGNHPFFTGTQKILDTEGRVDR FMKKYGMGSANSATSKEQKEEKDSKK