Evidence map›Paper›PMID 26920220›Full record

ArticleeLife2016

The MAP kinase pathway coordinates crossover designation with disassembly of synaptonemal complex proteins during meiosis.

Saravanapriah Nadarajan, Firaz Mohideen, Yonatan B Tzur, Nuria Ferrandiz, Oliver Crawley, Alex Montoya, Peter Faull, Ambrosius P Snijders, Pedro R Cutillas, Ashwini Jambhekar and 4 more

Open access · goldAbstract read
In one paragraph

Article in eLife, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 33 papers.

0numbers the graph read from it
0cells of the map it votes in
33citing papers in PubMed
1.4field-weighted citation impact, top 19% 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

33 citing papers in PubMed, 61 citations in OpenAlex.

  1. Multi-step implementation of meiotic crossover patterning.bioRxiv : the preprint server for biology · 2025
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  11. A non-pheromone GPCR is essential for meiosis and ascosporogenesis in the wheat scab fungus.Proceedings of the National Academy of Sciences of the United States of America · 2023
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  19. Reevaluation of the role of LIP-1 as an ERK/MPK-1 dual specificity phosphatase in theProceedings of the National Academy of Sciences of the United States of America · 2022
    Article
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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

14 authors at 3 institutions in 2 countries.

Saravanapriah NadarajanDepartment of Genetics, Harvard Medical School, Boston, United States.
Firaz MohideenDepartment of Cell Biology, Harvard Medical School, Boston, United States.
Yonatan B TzurDepartment of Genetics, Harvard Medical School, Boston, United States.
Nuria FerrandizMRC Clinical Sciences Centre, Imperial College London, London, United Kingdom.
Oliver CrawleyMRC Clinical Sciences Centre, Imperial College London, London, United Kingdom.ORCID http://orcid.org/0000-0002-5054-0051
Alex MontoyaProteomics facility, MRC Clinical Sciences Centre, Imperial College London, London, United Kingdom.
Peter FaullProteomics facility, MRC Clinical Sciences Centre, Imperial College London, London, United Kingdom.
Ambrosius P SnijdersProteomics facility, MRC Clinical Sciences Centre, Imperial College London, London, United Kingdom.
Pedro R CutillasProteomics facility, MRC Clinical Sciences Centre, Imperial College London, London, United Kingdom.ORCID http://orcid.org/0000-0002-3426-2274
Ashwini JambhekarDepartment of Genetics, Harvard Medical School, Boston, United States.
Michael D BlowerDepartment of Genetics, Harvard Medical School, Boston, United States.
Enrique Martinez-PerezMRC Clinical Sciences Centre, Imperial College London, London, United Kingdom.
J Wade HarperDepartment of Cell Biology, Harvard Medical School, Boston, United States.
Monica P ColaiacovoDepartment of Genetics, Harvard Medical School, Boston, United States.
Imperial College London · GBHarvard University · USBoston University · US

Funding

Ubiquitin Mediated Proteolysis and Cell Cycle ControlR01AG011085 · NIA · HARVARD UNIVERSITY (MEDICAL SCHOOL) · PI JEFFREY W HARPER · 1993 to 2026
$10.9M
Synaptonemal Complex Assembly and Function in MeiosisR01GM072551 · NIGMS · HARVARD UNIVERSITY (MEDICAL SCHOOL) · PI Monica P Colaiacovo · 2005 to 2026
$7.5M
Analysis of microtubule localized RNAsR01GM086434 · NIGMS · MASSACHUSETTS GENERAL HOSPITAL · PI BLOWER, MICHAEL DEMIAN · 2009 to 2013
$1.6M
MPK -1 ERK SUBSTRATES AND THE CONTROL OF GERMLINE DEVELOPMENTR01GM085150 · NIGMS · WASHINGTON UNIVERSITY · PI SCHEDL, TIM · 2008 to 2011
$1.3M
Medical Research Council MC_U120097113NIA NIH HHS AG011085NIA NIH HHS R01 AG011085NIGMS NIH HHS R01 GM072551NIGMS NIH HHS R01GM072551NIGMS NIH HHS R01 GM085150NIGMS NIH HHS R01GM085150NIGMS NIH HHS R01 GM086434NIGMS NIH HHS R01GM086434
6 · The paper itself

Abstract

Asymmetric disassembly of the synaptonemal complex (SC) is crucial for proper meiotic chromosome segregation. However, the signaling mechanisms that directly regulate this process are poorly understood. Here we show that the mammalian Rho GEF homolog, ECT-2, functions through the conserved RAS/ERK MAP kinase signaling pathway in the C. elegans germline to regulate the disassembly of SC proteins. We find that SYP-2, a SC central region component, is a potential target for MPK-1-mediated phosphorylation and that constitutively phosphorylated SYP-2 impairs the disassembly of SC proteins from chromosomal domains referred to as the long arms of the bivalents. Inactivation of MAP kinase at late pachytene is critical for timely disassembly of the SC proteins from the long arms, and is dependent on the crossover (CO) promoting factors ZHP-3/RNF212/Zip3 and COSA-1/CNTD1. We propose that the conserved MAP kinase pathway coordinates CO designation with the disassembly of SC proteins to ensure accurate chromosome segregation.

Indexed as

Chromosome SegregationCrossing Over, GeneticMAP Kinase Signaling SystemMeiosisProtein Processing, Post-TranslationalAnimalsCaenorhabditis elegansCaenorhabditis elegans ProteinsCell LineGuanine Nucleotide Exchange FactorsMitogen-Activated Protein Kinase 1Synaptonemal ComplexCaenorhabditis elegans ProteinsEct-2 protein, C elegansGuanine Nucleotide Exchange FactorsMitogen-Activated Protein Kinase 1mpk-1 protein, C eleganscell biologychromosomescrossover recombinationgenesgermline<i>c. elegans</i>MAP kinasemeiosissynaptonemal complexSYP-2

Identifiers

PMID26920220
PMCPMC4805554
OpenAlexW2289128721

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.