Nature Chemical Biology, volume 13, issue 10, pages 1129-1136
Klebsazolicin inhibits 70S ribosome by obstructing the peptide exit tunnel
Metelev Mikhail
1, 2, 3, 4
,
Osterman Ilya A.
3, 5
,
Ghilarov Dmitry
3, 4
,
Khabibullina Nelli F
6
,
Yakimov Alexander
2, 7
,
Shabalin Konstantin
7
,
Utkina Irina
2, 3
,
Travin Dmitry Y
8
,
Komarova Ekaterina S.
3, 8
,
Serebryakova Marina
4, 5
,
Artamonova Tatyana
2
,
Khodorkovskii Mikhail
2
,
Konevega Andrey L.
2, 7
,
Sergiev Petr V.
3, 5
,
Severinov Konstantin
2, 3, 4, 9
,
Polikanov Yury S
6, 10
6
Department of Biological Sciences, University of Illinois at Chicago, Chicago, USA
|
7
8
9
Waksman Institute for Microbiology, Rutgers, The State University of New Jersey, Piscataway, USA
|
10
Department of Medicinal Chemistry and Pharmacognosy, University of Illinois at Chicago, Chicago, USA
|
Publication type: Journal Article
Publication date: 2017-08-28
Journal:
Nature Chemical Biology
Quartile SCImago
Q1
Quartile WOS
Q1
Impact factor: 14.8
ISSN: 15524450, 15524469
PubMed ID:
28846667
Molecular Biology
Cell Biology
Abstract
While screening of small-molecular metabolites produced by most cultivatable microorganisms often results in rediscovery of known compounds, genome-mining programs allow to harness much greater chemical diversity and result in discovery of new molecular scaffolds. Here we report genome-guided identification of a new antibiotic klebsazolicin (KLB) from Klebsiella pneumoniae that inhibits growth of sensitive cells by targeting ribosome. A member of ribosomally-synthesized post-translationally modified peptides (RiPPs), KLB is characterized by the presence of unique N-terminal amidine ring essential for its activity. Biochemical in vitro studies indicate that KLB inhibits ribosome by interfering with translation elongation. Structural analysis of the ribosome-KLB complex reveals the compound bound in the peptide exit tunnel overlapping with the binding sites of macrolides or streptogramins-B. KLB adopts compact conformation and largely obstructs the tunnel. Engineered KLB fragments retain in vitro activity and can serve as a starting point for the development of new bioactive compounds.
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1
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Citations by publishers
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2 publications, 4.65%
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2 publications, 4.65%
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1 publication, 2.33%
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1 publication, 2.33%
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1 publication, 2.33%
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|
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1 publication, 2.33%
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|
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|
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1 publication, 2.33%
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|
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1 publication, 2.33%
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1
2
3
4
5
6
7
8
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- We do not take into account publications that without a DOI.
- Statistics recalculated only for publications connected to researchers, organizations and labs registered on the platform.
- Statistics recalculated weekly.
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Metelev M. et al. Klebsazolicin inhibits 70S ribosome by obstructing the peptide exit tunnel // Nature Chemical Biology. 2017. Vol. 13. No. 10. pp. 1129-1136.
GOST all authors (up to 50)
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Metelev M., Osterman I. A., Ghilarov D., Khabibullina N. F., Yakimov A., Shabalin K., Utkina I., Travin D. Y., Komarova E. S., Serebryakova M., Artamonova T., Khodorkovskii M., Konevega A. L., Sergiev P. V., Severinov K., Polikanov Y. S. Klebsazolicin inhibits 70S ribosome by obstructing the peptide exit tunnel // Nature Chemical Biology. 2017. Vol. 13. No. 10. pp. 1129-1136.
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TY - JOUR
DO - 10.1038/nchembio.2462
UR - https://doi.org/10.1038%2Fnchembio.2462
TI - Klebsazolicin inhibits 70S ribosome by obstructing the peptide exit tunnel
T2 - Nature Chemical Biology
AU - Metelev, Mikhail
AU - Osterman, Ilya A.
AU - Khabibullina, Nelli F
AU - Yakimov, Alexander
AU - Shabalin, Konstantin
AU - Utkina, Irina
AU - Travin, Dmitry Y
AU - Komarova, Ekaterina S.
AU - Serebryakova, Marina
AU - Artamonova, Tatyana
AU - Khodorkovskii, Mikhail
AU - Konevega, Andrey L.
AU - Sergiev, Petr V.
AU - Polikanov, Yury S
AU - Ghilarov, Dmitry
AU - Severinov, Konstantin
PY - 2017
DA - 2017/08/28 00:00:00
PB - Springer Nature
SP - 1129-1136
IS - 10
VL - 13
PMID - 28846667
SN - 1552-4450
SN - 1552-4469
ER -
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@article{2017_Metelev,
author = {Mikhail Metelev and Ilya A. Osterman and Nelli F Khabibullina and Alexander Yakimov and Konstantin Shabalin and Irina Utkina and Dmitry Y Travin and Ekaterina S. Komarova and Marina Serebryakova and Tatyana Artamonova and Mikhail Khodorkovskii and Andrey L. Konevega and Petr V. Sergiev and Yury S Polikanov and Dmitry Ghilarov and Konstantin Severinov},
title = {Klebsazolicin inhibits 70S ribosome by obstructing the peptide exit tunnel},
journal = {Nature Chemical Biology},
year = {2017},
volume = {13},
publisher = {Springer Nature},
month = {aug},
url = {https://doi.org/10.1038%2Fnchembio.2462},
number = {10},
pages = {1129--1136},
doi = {10.1038/nchembio.2462}
}
Cite this
MLA
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Metelev, Mikhail, et al. “Klebsazolicin inhibits 70S ribosome by obstructing the peptide exit tunnel.” Nature Chemical Biology, vol. 13, no. 10, Aug. 2017, pp. 1129-1136. https://doi.org/10.1038%2Fnchembio.2462.