Evidence map›Paper›PMID 1836443›Full record

ArticleGenetics1991

The male sterility-associated pcf gene and the normal atp9-1 gene in Petunia are located on different mitochondrial DNA molecules.

O Folkerts, M R Hanson

Abstract readComparative Study
In one paragraph

Article in Genetics, 1991. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers.

0numbers the graph read from it
0cells of the map it votes in
12citing papers in PubMed
–field-weighted citation impact
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

12 citing papers in PubMed.

  1. Graph-based models of theNAR genomics and bioinformatics · 2022
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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.

O FolkertsSection of Genetics and Development, Cornell University, Ithaca, New York 14853.
M R Hanson

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

A mitochondrial DNA (mtDNA) region termed the S-pcf locus has previously been correlated with cytoplasmic male sterility (CMS) in Petunia. In order to understand the relationship of the S-pcf locus to homologous sequences found elsewhere in mtDNAs of both CMS and fertile lines, the structure of the mitochondrial genome of CMS Petunia line 3688 was determined by cosmid walking. The S-pcf locus, which includes the only copies of genes for NADH dehydrogenase subunit 3 (nad3) and small ribosomal subunit protein 12 (rps12) was found to be located on a circular map of 396 kb, while a second almost identical circular map of 407 kb carries the only copies of the genes for 18S and 5S rRNA (rrn18 and rrn5), the only copy of a conserved unidentified gene (orf25), and the only known functional copy of atp9. Three different copies of a recombination repeat were found in six genomic environments, predicting sub-genomic circles of 277, 266 and 130 kb. The ratio of atp9 to S-pcf mtDNA sequences was approximately 1.5 to 1, indicating that sub-genomic molecules carrying these genes differ in abundance. Comparison of the mtDNA organization of the CMS line with that of the master circle of fertile Petunia line 3704 reveals numerous changes in order and orientation of ten different sectors.

Indexed as

Genes, PlantBlotting, SouthernDNA, MitochondrialGene RearrangementInfertilityPlantsProton-Translocating ATPasesRecombination, GeneticRestriction MappingDNA, MitochondrialProton-Translocating ATPases

Identifiers

PMID1836443
PMCPMC1204755

What OpenQuestion holds

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Registered trials

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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.