Evidence map›Paper›PMID 8490127›Full record

ArticlePlant molecular biology1993

Co-transcription pattern of an introgressed operon in the maize chloroplast genome comprising four ATP synthase subunit genes and the ribosomal rps2.

D J Stahl, S R Rodermel, L Bogorad, A R Subramanian

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Article in Plant molecular biology, 1993. 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
0.1field-weighted citation impact, top 60% 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

12 citing papers in PubMed, 19 citations in OpenAlex.

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  12. Chloroplast ribosomes and protein synthesis.Microbiological reviews · 1994
    Review
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 3 institutions in 2 countries.

D J StahlMax Planck Institute for Molecular Genetics, Berlin, FRG.
S R Rodermel
L Bogorad
A R Subramanian
Max Planck Institute for Molecular Genetics · DEHarvard University · USHarvard University Press · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Several examples of the introduction of a gene from one gene complex into another (introgression) are found when chloroplast RP gene clusters are compared to those in Escherichia coli or cyanobacteria. Here we describe the transcript pattern of one such cluster from maize (Zea mays) that includes the genes for 4 subunits of the thylakoid ATP synthase (atpI, H, F, A) and the rps2 gene. Twelve transcript species covering the size range from 7,000 to 800 nt were identified in RNA isolated from dark-grown and greening maize seedlings, and several of them were characterized by reverse transcription analysis. A major species of 6,200 nt, with its 5' end at 181 nt upstream of the initiating ATG of rps2, contained the transcripts of all the 5 genes. Two further sets of transcripts having their 5' ends ca. 120 and 50 nt upstream of the initiation codons of the atpI and atpH genes were also identified. Thus, this plastid gene cluster in maize is functionally organized as an operon with additional regulatory features to allow for increased accumulation of mRNAs for the thylakoid components.

Indexed as

Genes, PlantOperonTranscription, GeneticAdenosine TriphosphatasesAmino Acid SequenceBase SequenceBlotting, NorthernChloroplastsDNAMolecular Sequence DataMultigene FamilyRibosomal ProteinsZea maysAdenosine TriphosphatasesDNARibosomal Proteinsribosomal protein S2

Identifiers

PMID8490127
OpenAlexW1971506676

What OpenQuestion holds

Textmetadata
Read underepoch 390

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.