Protein
Elongation factor G-2, mitochondrial
Organism
Arabidopsis thaliana
Function
Mitochondrial GTPase that catalyzes the GTP-dependent ribosomal translocation step during translation elongation. During this step, the ribosome changes from the pre-translocational (PRE) to the post-translocational (POST) state as the newly formed A-site-bound peptidyl-tRNA and P-site-bound deacylated tRNA move to the P and E sites, respectively. Catalyzes the coordinated movement of the two tRNA molecules, the mRNA and conformational changes in the ribosome.
Similarity
Belongs to the TRAFAC class translation factor GTPase superfamily. Classic translation factor GTPase family. EF-G/EF-2 subfamily.
Sequence
MARFPTSPAPNLLLRLFSSNKRASSPTAALLTGDFHLIRHFSAGTAARAVKDEKEPWWKESMDKLRNIGISAHIDSGKTTLTERVLFYTGRIHEIHEVRGRDGVGAKMDSMDLEREKGITIQSAATYCTWKDYKVNIIDTPGHVDFTIEVERALRVLDGAILVLCSVGGVQSQSITVDRQMRRYEVPRVAFINKLDRMGADPWKVLNQARAKLRHHSAAVQVPIGLEENFQGLIDLIHVKAYFFHGSSGENVVAGDIPADMEGLVGDKRRELIETVSEVDDVLAEKFLNDEPVSAAELEEAIRRATIAQKFVPVFMGSAFKNKGVQPLLDGVVSFLPSPNEVNNYALDQNNNEERVTLTGSPDGPLVALAFKLEEGRFGQLTYLRVYEGVIKKGDFIINVNTGKRIKVPRLVRMHSNDMEDIQEAHAGQIVAVFGIECASGDTFTDGSVKYTMTSMNVPEPVMSLAVQPVSKDSGGQFSKALNRFQKEDPTFRVGLDPESGQTIISGMGELHLDIYVERMRREYKVDATVGKPRVNFRETITQRAEFDYLHKKQSGGAGQYGRVTGYVEPLPPGSKEKFEFENMIVGQAIPSGFIPAIEKGFKEAANSGSLIGHPVENLRIVLTDGASHAVDSSELAFKMAAIYAFRLCYTAARPVILEPVMLVELKVPTEFQGTVAGDINKRKGIIVGNDQEGDDSVITANVPLNNMFGYSTSLRSMTQGKGEFTMEYKEHSAVSNEVQAQLVNAYSASKATE