Abstract
We have analysed 385 mitochondrial and 567 chloroplastic signal sequences of proteins found in the organellar proteomes of Arabidopsis thaliana. Despite overall similarities, the first 16 residues of transit peptides differ remarkably. To test the hypothesis that the N‐terminally truncated transit peptides would redirect chloroplastic precursor proteins to mitochondria, we studied import of the N‐terminal deletion mutants of ELIP, PetC and Lhcb2.1. The results show that the deletion mutants were neither imported into chloroplasts nor miss‐targeted to mitochondria in vitro and in vivo, showing that the entire transit peptide is necessary for correct targeting as well as miss‐sorting.
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{'key': 'e_1_2_6_14_1', 'first-page': '140', 'article-title': 'Functional characterization of sequence motifs in the transit peptide of Arabidopsis RbcS', 'author': 'Lee D.W.', 'year': '2006', 'journal-title': 'Plant Physiol.'}
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Dates
Type | When |
---|---|
Created | 19 years, 2 months ago (June 20, 2006, 7:26 a.m.) |
Deposited | 1 month, 3 weeks ago (July 1, 2025, 8:47 a.m.) |
Indexed | 1 month, 3 weeks ago (July 2, 2025, 12:12 a.m.) |
Issued | 19 years, 2 months ago (June 19, 2006) |
Published | 19 years, 2 months ago (June 19, 2006) |
Published Online | 19 years, 2 months ago (June 19, 2006) |
Published Print | 19 years, 1 month ago (July 10, 2006) |
@article{Bhushan_2006, title={The role of the N‐terminal domain of chloroplast targeting peptides in organellar protein import and miss‐sorting}, volume={580}, ISSN={1873-3468}, url={http://dx.doi.org/10.1016/j.febslet.2006.06.018}, DOI={10.1016/j.febslet.2006.06.018}, number={16}, journal={FEBS Letters}, publisher={Wiley}, author={Bhushan, Shashi and Kuhn, Claus and Berglund, Anna-Karin and Roth, Christian and Glaser, Elzbieta}, year={2006}, month=jun, pages={3966–3972} }