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13629 Ensembl ENSG00000167658 ENSMUSG00000034994 UniProt P13639 P58252 RefSeq (mRNA) NM_001961 NM_007907 RefSeq (protein) NP_001952 NP_031933 Location (UCSC) Chr 19: 3.98 – 3.99 Mb Chr 10: 81.01 – 81.02 Mb PubMed search Wikidata View/Edit Human View/Edit Mouse Eukaryotic elongation factor 2 is a protein that in humans is encoded by the EEF2 gene. It is the archaeal and eukaryotic ...
The steps in this microcycle are (1) positioning the correct aminoacyl-tRNA in the A site of the ribosome, which is brought into that site by eEF1, (2) forming the peptide bond, and (3) shifting the mRNA by one codon relative to the ribosome with the help of eEF2. Unlike bacteria, in which translation initiation occurs as soon as the 5' end of ...
Eukaryotic Initiation Factor 2 (eIF2) is an eukaryotic initiation factor.It is required for most forms of eukaryotic translation initiation. eIF2 mediates the binding of tRNA i Met to the ribosome in a GTP-dependent manner. eIF2 is a heterotrimer consisting of an alpha (also called subunit 1, EIF2S1), a beta (subunit 2, EIF2S2), and a gamma (subunit 3, EIF2S3) subunit.
Phosphorylation of Thr-56 is thought to reduce the affinity of eEF-2 for the ribosome, thereby slowing down the overall rate of elongation. [1] However, there is growing evidence to suggest that translation of certain mRNAs is actually increased by phosphorylation of eEF-2 by eEF-2K, especially in a neuronal context.
Elongation is the most rapid step in translation. [3] In bacteria , it proceeds at a rate of 15 to 20 amino acids added per second (about 45-60 nucleotides per second). [ citation needed ] In eukaryotes the rate is about two amino acids per second (about 6 nucleotides read per second).
Still, Trump's nomination of Scott Bessent to the top Treasury post raised hopes that tariffs will be more measured. And with only 21 trading days left in the year, analysts, investors, and market ...
Due to the fact that translation elongation is an irreversible process, there are few known mechanisms of its regulation. However, it has been shown that translational efficiency is reduced via diminished tRNA pools, which are required for the elongation of polypeptides.
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