Evidence map›Paper›PMID 15866939›Full record

ArticleJournal of bacteriology2005

Genetic dissection of the sporulation protein SpoIIE and its role in asymmetric division in Bacillus subtilis.

Karen Carniol, Sigal Ben-Yehuda, Nicole King, Richard Losick

Abstract read
In one paragraph

Article in Journal of bacteriology, 2005. 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
0.6field-weighted citation impact, top 29% 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, 46 citations in OpenAlex.

  1. Article
  2. Article
  3. SpoIIE drives asymmetric cell division inbioRxiv : the preprint server for biology · 2025
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  8. Cell division machinery drives cell-specific gene activation during differentiation inProceedings of the National Academy of Sciences of the United States of America · 2024
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  17. 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

4 authors at 1 institution in 1 country.

Karen CarniolDepartment of Molecular and Cellular Biology, Harvard University, Cambridge, MA 02138, USA.
Sigal Ben-Yehuda
Nicole King
Richard Losick
Harvard University · US

Funding

FUNCTIONAL ANALYSIS OF DIFFERENTLY METHYLATED H19 GENEF32GM018458 · NIGMS · UNIVERSITY OF PENNSYLVANIA · PI THORVALDSEN, JOANNE L · 1996 to 1999
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NIGMS NIH HHS F32 GM018458NIGMS NIH HHS GM18458
6 · The paper itself

Abstract

SpoIIE is a dual-function protein in Bacillus subtilis that contributes to the switch from medial to polar cell division during sporulation and is responsible for activating the cell-specific transcription factor sigma(F). SpoIIE consists of an N-terminal domain with 10 membrane-spanning segments (region I), a C-terminal phosphatase domain (region III), and a central domain (region II) of uncertain function. To investigate the role of SpoIIE in polar division, we took advantage of a system for efficiently producing polar septa during growth in a SpoIIE-dependent manner using cells engineered to produce the sporulation protein in response to an inducer. The results show that regions II and III play a critical role in polar septum formation and that specific amino acid substitutions in those regions affect the abilities of SpoIIE both to promote polar division and to localize to the division machinery. Additionally, we show that neither the phosphatase function of SpoIIE nor the N-terminal, membrane-spanning region is needed for the switch to asymmetric division.

Indexed as

Amino Acid SubstitutionBacillus subtilisBacterial ProteinsCell DivisionMutagenesis, Site-DirectedProtein Structure, TertiarySpores, BacterialBacterial Proteinsspore-specific proteins, Bacillus

Identifiers

PMID15866939
PMCPMC1112011
OpenAlexW2116294623

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.