Translation initiation factor IF-3, mitochondrial (IF-3(Mt)) (IF-3Mt) (IF3(mt)) (IF3mt)
1_MAALF 6_ LKRLT 11_ LQTVK 16_ SENSC 21_ IRCFG 26_ KHILQ 31_ KTAPA 36_ QLSPI 41_ ASAPR 46_ LSFLI 51_ HAKAF 56_ STAED 61_ TQNEG 66_ KKTKK 71_ NKTAF 76_ SNVGR 81_ KISQR 86_ VIHLF 91_ DEKGN 96_ DLGNM 101_ HRANV 106_ IRLMD 111_ ERDLR 116_ LVQRN 121_ TSTEP 126_ AEYQL 131_ MTGLQ 136_ ILQER 141_ QRLRE 146_ MEKAN 151_ PKTGP 156_ TLRKE 161_ LILSS 166_ NIGQH 171_ DLDTK 176_ TKQIQ 181_ QWIKK 186_ KHLVQ 191_ ITIKK 196_ GKNVD 201_ VSENE 206_ MEEIF 211_ HQILQ 216_ TMPGI 221_ ATFSS 226_ RPQAV 231_ QGGKA 236_ LMCVL 241_ RAFSK 246_ NEEKA 251_ YKETQ 256_ ETQER 261_ DTLNK 266_ DHGND 271_KESNV
1: IF-3 binds to the 28S ribosomal subunit and shifts the equilibrium between 55S ribosomes and their 39S and 28S subunits in favor of the free subunits, thus enhancing the availability of 28S subunits on which protein synthesis initiation begins