Protein
Translation initiation factor IF3-1, mitochondrial
Organism
Arabidopsis thaliana
Function
IF-3 binds to the 30S ribosomal subunit and shifts the equilibrum between 70S ribosomes and their 50S and 30S subunits in favor of the free subunits, thus enhancing the availability of 30S subunits on which protein synthesis initiation begins.
Similarity
Belongs to the IF-3 family.
Sequence
MAIWRIINRSYLKYASNQLTRNYYTQVCLASSTHVVKQTTKLSSFDIPNSDICTRPSNIFQNLRFLATSAQTRKKEAEVDSDGPRLNEKITGDYVRLVSEEGHCVVSLREALRRAKELQCDLVEVQRDAKPPVCKIVKYSLELYKKAKVGKERAKAKRAEAIRPDIKEIRFTPKIEAKDLKFKSDQALKLMESGYRVKCLAVPDKDKHKELEPEKLLELLFRFTCFIGDALVESWPEADRKGAVVIVRHAKFGPPKKGGVKLMKDIDIKSARVKEESPKPDSSKAGVATVDDQEDIEKSEPRFSVEQAQPVKFQNAYAKREPSSEFSGGRDASRFEPQSPNQHVNPQRPRFSNQAPNQQPTGRFDPQSPNQPPSAPRPQFPNQQPTGRFDPQFPSQPPRPQFPNQAPNQQSTGRFNPQFPNQRPSPPQSRFPDQAPNQQPSGPSPNRHPDRQGPPPRFQNQAPNQQPTGRFEPQPPNPPRAPPRPQTRLPNETSNEQPTAPGRSSGPASGYGIFSTPKTK