Evidence map›Paper›PMID 26628682›Full record

ArticleScience signaling2015

Identifying three-dimensional structures of autophosphorylation complexes in crystals of protein kinases.

Qifang Xu, Kimberly L Malecka, Lauren Fink, E Joseph Jordan, Erin Duffy, Samuel Kolander, Jeffrey R Peterson, Roland L Dunbrack

Open access · greenAbstract read
In one paragraph

Article in Science signaling, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 30 papers.

0numbers the graph read from it
0cells of the map it votes in
30citing papers in PubMed
1.4field-weighted citation impact, top 20% 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

30 citing papers in PubMed, 49 citations in OpenAlex.

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  11. Antitumor activity of a lectibody targeting cancer-associated high-mannose glycans.Molecular therapy : the journal of the American Society of Gene Therapy · 2022
    Article
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  15. Ligand bias in receptor tyrosine kinase signaling.The Journal of biological chemistry · 2020
    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

8 authors at 2 institutions in 1 country.

Qifang XuInstitute for Cancer Research, Fox Chase Cancer Center, Philadelphia, PA 19111, USA.
Kimberly L MaleckaInstitute for Cancer Research, Fox Chase Cancer Center, Philadelphia, PA 19111, USA.
Lauren FinkInstitute for Cancer Research, Fox Chase Cancer Center, Philadelphia, PA 19111, USA.
E Joseph JordanDepartment of Bioengineering, University of Pennsylvania, Philadelphia, PA 19104, USA.
Erin DuffyInstitute for Cancer Research, Fox Chase Cancer Center, Philadelphia, PA 19111, USA.
Samuel KolanderInstitute for Cancer Research, Fox Chase Cancer Center, Philadelphia, PA 19111, USA.
Jeffrey R PetersonInstitute for Cancer Research, Fox Chase Cancer Center, Philadelphia, PA 19111, USA.
Roland L DunbrackInstitute for Cancer Research, Fox Chase Cancer Center, Philadelphia, PA 19111, USA. roland.dunbrack@fccc.edu.
Fox Chase Cancer Center · USUniversity of Pennsylvania · US

Funding

TRAINING PROGRAM IN CANCER RESEARCHT32CA009035 · NCI · RESEARCH INST OF FOX CHASE CAN CTR · PI CHERNOFF, JONATHAN · 1985 to 2020
$10.5M
Specificity of Effector Activation by Rho Family GTPasesR01GM083025 · NIGMS · RESEARCH INST OF FOX CHASE CAN CTR · PI PETERSON, JEFFREY R · 2008 to 2018
$3.2M
Bayesian Statistics and Algorithms for Homology ModelingR01GM084453 · NIGMS · RESEARCH INST OF FOX CHASE CAN CTR · PI DUNBRACK, ROLAND L · 2008 to 2016
$2.6M
NCI NIH HHS T32 CA009035NIGMS NIH HHS R01 GM083025NIGMS NIH HHS R01GM083025NIGMS NIH HHS R01 GM084453NIGMS NIH HHS R01GM084453
6 · The paper itself

Abstract

Protein kinase autophosphorylation is a common regulatory mechanism in cell signaling pathways. Crystal structures of several homomeric protein kinase complexes have a serine, threonine, or tyrosine autophosphorylation site of one kinase monomer located in the active site of another monomer, a structural complex that we call an "autophosphorylation complex." We developed and applied a structural bioinformatics method to identify all such autophosphorylation complexes in x-ray crystallographic structures in the Protein Data Bank (PDB). We identified 15 autophosphorylation complexes in the PDB, of which five complexes had not previously been described in the publications describing the crystal structures. These five complexes consist of tyrosine residues in the N-terminal juxtamembrane regions of colony-stimulating factor 1 receptor (CSF1R, Tyr(561)) and ephrin receptor A2 (EPHA2, Tyr(594)), tyrosine residues in the activation loops of the SRC kinase family member LCK (Tyr(394)) and insulin-like growth factor 1 receptor (IGF1R, Tyr(1166)), and a serine in a nuclear localization signal region of CDC-like kinase 2 (CLK2, Ser(142)). Mutations in the complex interface may alter autophosphorylation activity and contribute to disease; therefore, we mutated residues in the autophosphorylation complex interface of LCK and found that two mutations impaired autophosphorylation (T445V and N446A) and mutation of Pro(447) to Ala, Gly, or Leu increased autophosphorylation. The identified autophosphorylation sites are conserved in many kinases, suggesting that, by homology, these complexes may provide insight into autophosphorylation complex interfaces of kinases that are relevant drug targets.

Indexed as

Databases, ProteinLymphocyte Specific Protein Tyrosine Kinase p56(lck)Protein Serine-Threonine KinasesProtein-Tyrosine KinasesReceptor, EphA2Receptor, Macrophage Colony-Stimulating FactorAmino Acid SubstitutionHEK293 CellsHumansMutation, MissensePhosphorylationProtein Structure, TertiaryClk dual-specificity kinasesLymphocyte Specific Protein Tyrosine Kinase p56(lck)Protein Serine-Threonine KinasesProtein-Tyrosine KinasesReceptor, EphA2Receptor, Macrophage Colony-Stimulating Factor

Identifiers

PMID26628682
PMCPMC4766099
OpenAlexW2187603966

What OpenQuestion holds

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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.