Evidence map›Paper›PMID 9326619›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America1997

Identification of a small, very acidic constitutive nucleolar protein (NO29) as a member of the nucleoplasmin family.

R F Zirwes, M S Schmidt-Zachmann, W W Franke

Open access · greenAbstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 1997. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
1.0field-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

19 citing papers in PubMed, 43 citations in OpenAlex.

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  8. The perichromosomal layer.Chromosoma · 2005
    Review
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  14. Conventional and nonconventional roles of the nucleolus.International review of cytology · 2002
    Review
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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 1 country.

R F ZirwesDivision of Cell Biology, German Cancer Research Center, D-69120 Heidelberg, Germany.
M S Schmidt-Zachmann
W W Franke
German Cancer Research Center · DEHeidelberg University · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

We report the discovery and molecular characterization of a small and very acidic nucleolar protein of an SDS/PAGE mobility corresponding to Mr 29,000 (NO29). The cDNA-deduced sequence of the Xenopus laevis protein defines a polypeptide of a calculated molecular mass of 20,121 and a pI of 3.75, with an extended acidic region near its C terminus, and is related to the major nucleolar protein, NO38, and the histone-binding protein, nucleoplasmin. This member of the nucleoplasmin family of proteins was immunolocalized to nucleoli in Xenopus oocytes and diverse somatic cells. Protein NO29 is associated with nuclear particles from Xenopus oocytes, partly complexed with protein NO38, and occurs in preribosomes but not in mature ribosomes. The location and the enormously high content of negatively charged amino acids lead to the hypothesis that NO29 might be involved in the nuclear and nucleolar accumulation of ribosomal proteins and the coordinated assembly of pre-ribosomal particles.

Indexed as

Amino Acid SequenceAnimalsCell FractionationCell LineCell NucleolusCell NucleusCloning, MolecularFemaleHumansKidneyMolecular Sequence DataMolecular WeightNuclear ProteinsNucleoplasminsOocytesPhosphoproteinsNuclear ProteinsNucleoplasminsPhosphoproteinsRecombinant Proteins

Identifiers

PMID9326619
PMCPMC23475
OpenAlexW2139031970

What OpenQuestion holds

Textmetadata
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.