Evidence map›Paper›PMID 17211518›Full record

ArticleMolecular biology reports2007

Characterisation of the nascent polypeptide-associated complex in fission yeast.

Katrine M Andersen, Colin A Semple, Rasmus Hartmann-Petersen

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Article in Molecular biology reports, 2007. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers.

0numbers the graph read from it
0cells of the map it votes in
12citing papers in PubMed
1.1field-weighted citation impact, top 24% 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

12 citing papers in PubMed, 19 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

3 authors at 2 institutions in 2 countries.

Katrine M AndersenInstitute for Molecular Biology and Physiology, University of Copenhagen, Universitetsparken 13, 2100 Copenhagen Ø, Denmark.
Colin A Semple
Rasmus Hartmann-Petersen
University of Copenhagen · DKWestern General Hospital · GB

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The nascent polypeptide-associated complex (NAC) is an abundant and phylogenetically conserved protein complex. It is composed of two subunits and interacts with nascent polypeptide chains emerging from the ribosome. It has been proposed to protect the nascent chains from premature interaction with other cell proteins, but has also been found to associate with DNA junctions, and to be involved in other processes including transcription regulation and mitochondrial protein import.Here, we characterize NAC in fission yeast. We find that NAC is associated with ribosomes, while a significant fraction remains in a free form. The NAC alpha subunit contains a ubiquitin-associated (UBA) domain, which is found in several proteins involved in the ubiquitin-proteasome pathway for protein degradation. However, NAC does not associate with ubiquitin chains and mutants lacking NAC did not exhibit any obvious defects in protein degradation. Accordingly, we find that the NAC UBA domain belongs to an ancient and distinct subgroup of the UBA family. In contrast to the situation with budding yeast, fission yeast cells devoid of NAC were not temperature sensitive. However, they displayed resistance to the amino acid analogue canavanine, in accordance with the idea that NAC is involved in protein quality control.

Indexed as

Amino Acid SequenceCanavanineCell DivisionDrug Resistance, FungalFungal ProteinsMolecular ChaperonesMolecular Sequence DataMutationPhylogenyPolyribosomesProtein BindingRibosomesSchizosaccharomycesSequence Homology, Amino AcidUbiquitinCanavanineFungal ProteinsMolecular Chaperonesnascent-polypeptide-associated complexUbiquitin

Identifiers

PMID17211518
OpenAlexW2159235574

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

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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.