Evidence map›Paper›PMID 10051559›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America1999

Proteasome-dependent degradation of the human estrogen receptor.

Z Nawaz, D M Lonard, A P Dennis, C L Smith, B W O'Malley

Open access · bronzeAbstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 1999. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 201 papers.

0numbers the graph read from it
0cells of the map it votes in
201citing papers in PubMed
14.2field-weighted citation impact, top 1% 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

201 citing papers in PubMed, 584 citations in OpenAlex.

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  15. Targeted protein degradation: from mechanisms to clinic.Nature reviews. Molecular cell biology · 2024
    Review
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141 more citing papers are in PubMed but not listed here.

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

5 authors at 1 institution in 1 country.

Z NawazDepartment of Cell Biology, Baylor College of Medicine, One Baylor Plaza, Houston, TX 77030, USA.
D M Lonard
A P Dennis
C L Smith
B W O'Malley
Baylor College of Medicine · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

In eukaryotic cells, the ubiquitin-proteasome pathway is the major mechanism for the targeted degradation of proteins with short half-lives. The covalent attachment of ubiquitin to lysine residues of targeted proteins is a signal for the recognition and rapid degradation by the proteasome, a large multi-subunit protease. In this report, we demonstrate that the human estrogen receptor (ER) protein is rapidly degraded in mammalian cells in an estradiol-dependent manner. The treatment of mammalian cells with the proteasome inhibitor MG132 inhibits activity of the proteasome and blocks ER degradation, suggesting that ER protein is turned over through the ubiquitin-proteasome pathway. In addition, we show that in vitro ER degradation depends on ubiquitin-activating E1 enzyme (UBA) and ubiquitin-conjugating E2 enzymes (UBCs), and the proteasome inhibitors MG132 and lactacystin block ER protein degradation in vitro. Furthermore, the UBA/UBCs and proteasome inhibitors promote the accumulation of higher molecular weight forms of ER. The UBA and UBCs, which promote ER degradation in vitro, have no significant effect on human progesterone receptor and human thyroid hormone receptor beta proteins.

Indexed as

AcetylcysteineAnimalsArabidopsisCloning, MolecularCysteine EndopeptidasesCysteine Proteinase InhibitorsEscherichia coliEstradiolHeLa CellsHumansKineticsLeupeptinsMammalsMultienzyme ComplexesProteasome Endopeptidase ComplexReceptors, EstrogenAcetylcysteinebenzyloxycarbonylleucyl-leucyl-leucine aldehydeCysteine EndopeptidasesCysteine Proteinase InhibitorsEstradiollactacystinLeupeptinsMultienzyme ComplexesProteasome Endopeptidase ComplexReceptors, EstrogenReceptors, ProgesteroneReceptors, Thyroid HormoneRecombinant ProteinsUbiquitins

Identifiers

PMID10051559
PMCPMC26701
OpenAlexW2067233094

What OpenQuestion holds

Texttitle and abstract
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.