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WFRF:(Aguirre Javier)
 

Sökning: WFRF:(Aguirre Javier) > Real-time measureme...

LIBRIS Formathandbok  (Information om MARC21)
FältnamnIndikatorerMetadata
00003715naa a2200457 4500
001oai:DiVA.org:uu-440887
003SwePub
008210428s2021 | |||||||||||000 ||eng|
024a https://urn.kb.se/resolve?urn=urn:nbn:se:uu:diva-4408872 URI
024a https://doi.org/10.1073/pnas.20133151182 DOI
040 a (SwePub)uu
041 a engb eng
042 9 SwePub
072 7a ref2 swepub-contenttype
072 7a art2 swepub-publicationtype
100a Aguirre Rivera, Javier,d 1989-u Uppsala universitet,Molekylär systembiologi4 aut0 (Swepub:uu)javag704
2451 0a Real-time measurements of aminoglycoside effects on protein synthesis in live cells
264 c 2021-02-22
264 1b Proceedings of the National Academy of Sciences (PNAS),c 2021
338 a electronic2 rdacarrier
520 a The spread of antibiotic resistance is turning many of the currently used antibiotics less effective against common infections. To address this public health challenge, it is critical to enhance our understanding of the mechanisms of action of these compounds. Aminoglycoside drugs bind the bacterial ribosome, and decades of results from in vitro biochemical and structural approaches suggest that these drugs disrupt protein synthesis by inhibiting the ribosome's translocation on the messenger RNA, as well as by inducing miscoding errors. So far, however, we have sparse information about the dynamic effects of these compounds on protein synthesis inside the cell. In the present study, we measured the effect of the aminoglycosides apramycin, gentamicin, and paromomycin on ongoing protein synthesis directly in live Escherichia coli cells by tracking the binding of dye-labeled transfer RNAs to ribosomes. Our results suggest that the drugs slow down translation elongation two- to fourfold in general, and the number of elongation cycles per initiation event seems to decrease to the same extent. Hence, our results imply that none of the drugs used in this study cause severe inhibition of translocation.
650 7a NATURVETENSKAPx Biologix Biokemi och molekylärbiologi0 (SwePub)106022 hsv//swe
650 7a NATURAL SCIENCESx Biological Sciencesx Biochemistry and Molecular Biology0 (SwePub)106022 hsv//eng
653 a translation
653 a antibiotics
653 a single-molecule tracking
653 a superresolution
653 a microscopy
653 a tRNA
700a Larsson, Jimmy,d 1977-u Uppsala universitet,Institutionen för medicinsk biokemi och mikrobiologi,Molekylär systembiologi,Science for Life Laboratory, SciLifeLab4 aut0 (Swepub:uu)jilar813
700a Volkov, Ivanu Uppsala universitet,Molekylär systembiologi4 aut0 (Swepub:uu)ivavo256
700a Seefeldt, A. Carolinu Uppsala universitet,Molekylär systembiologi4 aut0 (Swepub:uu)carse696
700a Sanyal, Suparnau Uppsala universitet,Teknisk-naturvetenskapliga fakulteten,Molekylärbiologi4 aut0 (Swepub:uu)sucsa102
700a Johansson, Magnusu Uppsala universitet,Molekylär systembiologi4 aut0 (Swepub:uu)majoh087
710a Uppsala universitetb Molekylär systembiologi4 org
773t Proceedings of the National Academy of Sciences of the United States of Americad : Proceedings of the National Academy of Sciences (PNAS)g 118:9q 118:9x 0027-8424x 1091-6490
856u https://doi.org/10.1073/pnas.2013315118y Fulltext
856u https://uu.diva-portal.org/smash/get/diva2:1547978/FULLTEXT01.pdfx primaryx Raw objecty fulltext:print
856u https://www.pnas.org/content/pnas/118/9/e2013315118.full.pdf
8564 8u https://urn.kb.se/resolve?urn=urn:nbn:se:uu:diva-440887
8564 8u https://doi.org/10.1073/pnas.2013315118

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