One of two assembly initiator proteins, it binds directly to the 5'-end of the 23S rRNA, where it nucleates assembly of the 50S subunit (By similarity). RL24_SERMA 50S ribosomal protein L24 (Fragment) FEDAKKVRFFKSNSETIK One of the proteins that surrounds the polypeptide exit tunnel on the outside of the subunit (By similarity). 18 rplX