Evidence map›Paper›PMID 1373816›Full record

ArticleMolecular and cellular biology1992

Characterization of hematopoietic intracellular protein tyrosine phosphatases: description of a phosphatase containing an SH2 domain and another enriched in proline-, glutamic acid-, serine-, and threonine-rich sequences.

R J Matthews, D B Bowne, E Flores, M L Thomas

Open access · greenAbstract read
In one paragraph

Article in Molecular and cellular biology, 1992. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 102 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
102citing papers in PubMed, 1 pooled it
13.8field-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

102 citing papers in PubMed, 1 synthesis or guideline pooled it, 365 citations in OpenAlex.

  1. Pooled it
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  5. Article
  6. Article
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42 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

4 authors at 1 institution in 1 country.

R J MatthewsHoward Hughes Medical Institute, Washington University School of Medicine, St. Louis, Missouri 63110.
D B Bowne
E Flores
M L Thomas
Howard Hughes Medical Institute · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Protein tyrosine phosphatases (PTPases) are a family of enzymes important in cellular regulation. Characterization of two cDNAs encoding intracellular PTPases expressed primarily in hematopoietic tissues and cell lines has revealed proteins that are potential regulators of signal transduction. One of these, SHP (Src homology region 2 [SH2]-domain phosphatase), possesses two tandem SH2 domains at the amino terminus of the molecule. SH2 domains have previously been described in proteins implicated in signal transduction, and SHP may be one of a family of nonreceptor PTPases that can act as direct antagonists to the nonreceptor protein tyrosine kinases. The SH2 domains of SHP preferentially bind a 15,000-Mr protein expressed by LSTRA cells. LSTRA cells were shown to express SHP protein by immunoprecipitation, thus demonstrating a potential physiological interaction. The other PTPase, PEP (proline-, glutamic acid-, serine-, and threonine-rich [PEST]-domain phosphatase), is distinguished by virtue of a large carboxy-terminal domain of approximately 500 amino acids that is rich in PEST residues. PEST sequences are found in proteins that are rapidly degraded. Both proteins have been expressed by in vitro transcription and translation and in bacterial expression systems, and both have been demonstrated to have PTPase activity. These two additional members of the PTPase family accentuate the variety of PTPase structures and indicate the potential diversity of function for intracellular tyrosine phosphatases.

Indexed as

Amino Acid SequenceAnimalsAntigens, CDBase SequenceBlotting, NorthernCell LineCloning, MolecularDNAGlutamatesGlutamic AcidHematopoietic Stem CellsHistocompatibility AntigensHumansIntracellular Signaling Peptides and ProteinsKineticsLeukocyte Common AntigensAntigens, CDDNAGlutamatesGlutamic AcidHistocompatibility AntigensIntracellular Signaling Peptides and ProteinsLeukocyte Common AntigensOligodeoxyribonucleotidesProlineProtein Tyrosine Phosphatase, Non-Receptor Type 11Protein Tyrosine Phosphatase, Non-Receptor Type 6Protein Tyrosine PhosphatasesPTPN11 protein, humanPtpn11 protein, mousePTPN6 protein, humanPtpn6 protein, mouseRecombinant Fusion ProteinsRNASerineSH2 Domain-Containing Protein Tyrosine PhosphatasesThreonine

Identifiers

PMID1373816
PMCPMC364412
OpenAlexW1790227735

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.