Evidence map›Paper›PMID 23315235›Full record

ArticleVirus genes2013

Complete nucleotide sequence of Bacillus subtilis (natto) bacteriophage PM1, a phage associated with disruption of food production.

Kenichi Umene, Atsushi Shiraishi

Abstract read
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In one paragraph

Article in Virus genes, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing papers in PubMed
0.4field-weighted citation impact, top 35% 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

6 citing papers in PubMed, 12 citations in OpenAlex.

  1. Crystal structure of PM1Pgh, a poly-γ-glutamate hydrolase from Bacillus phage PM1.Acta crystallographica. Section F, Structural biology communications · 2026
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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

2 authors at 1 institution in 1 country.

Kenichi UmeneDepartment of Nutrition & Health Science, Faculty of Human Environmental Science, Fukuoka Woman's University, Fukuoka, 813-8529, Japan. umene@fwu.ac.jp
Atsushi Shiraishi
Fukuoka Women's University · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

"Natto", considered a traditional food, is made by fermenting boiled soybeans with Bacillus subtilis (natto), which is a natto-producing strain related to B. subtilis. The production of natto is disrupted by phage infections of B. subtilis (natto); hence, it is necessary to control phage infections. PM1, a phage of B. subtilis (natto), was isolated during interrupted natto production in a factory. In a previous study, PM1 was classified morphologically into the family Siphoviridae, and its genome, comprising approximately 50 kbp of linear double-stranded DNA, was assumed to be circularly permuted. In the present study, the complete nucleotide sequence of the PM1 genomic DNA of 50,861 bp (41.3 %G+C) was determined, and 86 open reading frames (ORFs) were deduced. Forty-one ORFs of PM1 shared similarities with proteins deduced from the genome of phages reported so far. Twenty-three ORFs of PM1 were associated with functions related to the phage multiplication process of gene control, DNA replication/modification, DNA packaging, morphogenesis, and cell lysis. Bacillus subtilis (natto) produces a capsular polypeptide of glutamate with a γ-linkage (called poly-γ-glutamate), which appears to serve as a physical barrier to phage adsorption. One ORF of PM1 had similarity with a poly-γ-glutamate hydrolase, which is assumed to degrade the capsular barrier to allow phage progenies to infect encapsulated host cells. The genome analysis of PM1 revealed the characteristics of the phage that are consistent as Bacillus subtilis (natto)-infecting phage.

Indexed as

Genome, ViralBacillus PhagesBacillus subtilisBacterial CapsulesDNA, ViralFood Microbiologygamma-Glutamyl HydrolaseMolecular Sequence DataOpen Reading FramesSequence Analysis, DNASequence Homology, Amino AcidDNA, Viralgamma-Glutamyl Hydrolase

Identifiers

PMID23315235
OpenAlexW2029903239

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.