Evidence map›Paper›PMID 27882919›Full record

ArticleNature communications2016

Interaction of the cotranslational Hsp70 Ssb with ribosomal proteins and rRNA depends on its lid domain.

Andrea Gumiero, Charlotte Conz, Genís Valentín Gesé, Ying Zhang, Felix Alexander Weyer, Karine Lapouge, Julia Kappes, Ulrike von Plehwe, Géza Schermann, Edith Fitzke and 4 more

Open access · goldAbstract read
In one paragraph

Article in Nature communications, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 39 papers.

0numbers the graph read from it
0cells of the map it votes in
39citing papers in PubMed
3.5field-weighted citation impact, top 7% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

39 citing papers in PubMed, 64 citations in OpenAlex.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

14 authors at 2 institutions in 1 country.

Andrea GumieroHeidelberg University Biochemistry Center (BZH), INF 328, D-69120 Heidelberg, Germany.
Charlotte ConzInstitute of Biochemistry and Molecular Biology, ZBMZ, Faculty of Medicine, University of Freiburg, D-79104 Freiburg, Germany.
Genís Valentín GeséHeidelberg University Biochemistry Center (BZH), INF 328, D-69120 Heidelberg, Germany.
Ying ZhangInstitute of Biochemistry and Molecular Biology, ZBMZ, Faculty of Medicine, University of Freiburg, D-79104 Freiburg, Germany.
Felix Alexander WeyerHeidelberg University Biochemistry Center (BZH), INF 328, D-69120 Heidelberg, Germany.
Karine LapougeHeidelberg University Biochemistry Center (BZH), INF 328, D-69120 Heidelberg, Germany.
Julia KappesInstitute of Biochemistry and Molecular Biology, ZBMZ, Faculty of Medicine, University of Freiburg, D-79104 Freiburg, Germany.
Ulrike von PlehweInstitute of Biochemistry and Molecular Biology, ZBMZ, Faculty of Medicine, University of Freiburg, D-79104 Freiburg, Germany.
Géza SchermannHeidelberg University Biochemistry Center (BZH), INF 328, D-69120 Heidelberg, Germany.
Edith FitzkeInstitute of Biochemistry and Molecular Biology, ZBMZ, Faculty of Medicine, University of Freiburg, D-79104 Freiburg, Germany.
Tina WölfleInstitute of Biochemistry and Molecular Biology, ZBMZ, Faculty of Medicine, University of Freiburg, D-79104 Freiburg, Germany.
Tamás FischerHeidelberg University Biochemistry Center (BZH), INF 328, D-69120 Heidelberg, Germany.
Sabine RospertInstitute of Biochemistry and Molecular Biology, ZBMZ, Faculty of Medicine, University of Freiburg, D-79104 Freiburg, Germany.
Irmgard SinningHeidelberg University Biochemistry Center (BZH), INF 328, D-69120 Heidelberg, Germany.
Heidelberg University · DEUniversity of Freiburg · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Cotranslational chaperones assist in de novo folding of nascent polypeptides in all organisms. In yeast, the heterodimeric ribosome-associated complex (RAC) forms a unique chaperone triad with the Hsp70 homologue Ssb. We report the X-ray structure of full length Ssb in the ATP-bound open conformation at 2.6 Å resolution and identify a positively charged region in the α-helical lid domain (SBDα), which is present in all members of the Ssb-subfamily of Hsp70s. Mutational analysis demonstrates that this region is strictly required for ribosome binding. Crosslinking shows that Ssb binds close to the tunnel exit via contacts with both, ribosomal proteins and rRNA, and that specific contacts can be correlated with switching between the open (ATP-bound) and closed (ADP-bound) conformation. Taken together, our data reveal how Ssb dynamics on the ribosome allows for the efficient interaction with nascent chains upon RAC-mediated activation of ATP hydrolysis.

Indexed as

Protein Conformation, alpha-HelicalAdenosine DiphosphateAdenosine TriphosphateCrystallography, X-RayGTP-Binding ProteinsHSP70 Heat-Shock ProteinsPeptide Elongation FactorsRibosomal ProteinsRNA, RibosomalSaccharomyces cerevisiaeSaccharomyces cerevisiae ProteinsAdenosine DiphosphateAdenosine TriphosphateGTP-Binding ProteinsHBS1 protein, S cerevisiaeHSP70 Heat-Shock ProteinsPeptide Elongation FactorsRibosomal ProteinsRNA, RibosomalSaccharomyces cerevisiae Proteins

Identifiers

PMID27882919
PMCPMC5123055
OpenAlexW2549314952

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.