Evidence map›Paper›PMID 8190631›Full record

ArticleNucleic acids research1994

Nucleotide sequence of the cox3 gene from Chondrus crispus: evidence that UGA encodes tryptophan and evolutionary implications.

C Boyen, C Leblanc, G Bonnard, J M Grienenberger, B Kloareg

Open access · greenAbstract read
In one paragraph

Article in Nucleic acids research, 1994. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed
2.6field-weighted citation impact, top 10% 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

16 citing papers in PubMed, 40 citations in OpenAlex.

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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

5 authors at 1 institution in 1 country.

C BoyenCentre d'Etudes d'Océanologie et de Biologie Marine, CNRS-UPR 4601, Université P. & M. Curie, Roscoff, France.
C Leblanc
G Bonnard
J M Grienenberger
B Kloareg
Institut de Biologie Moléculaire des Plantes · FR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

We present the nucleotide sequence of the gene encoding subunit 3 of cytochrome c oxidase in Chondrus crispus, the first report on a mitochondrial gene from a red alga. Amino acid alignment with homologous proteins shows that tryptophan is specified by UGA, as in the mitochondrial code of most organisms other than green plants. However, phylogenetic analyses of cox3 amino acid and nucleotide sequences indicate that C. crispus COX3 is related to the green-plant mitochondrial lineage. No RNA editing was detected on the corresponding transcript. As the only known photosynthetic eukaryotes that both share an immediate mitochondrial ancestor with green plants and exhibit features characteristic of non-plant mitochondria, ie, a small-sized mitochondrial genome and a modified genetic code, rhodophytes may be thought of as an intermediate evolutionary link at the root of the green-plant mitochondrial lineage.

Indexed as

Biological EvolutionCodonAmino Acid SequenceAnimalsBase SequenceDNA, MitochondrialElectron Transport Complex IVHumansMitochondriaMolecular Sequence DataRhodophytaSequence Homology, Amino AcidTryptophanCodonDNA, MitochondrialElectron Transport Complex IVTryptophan

Identifiers

PMID8190631
PMCPMC307997
OpenAlexW1996227440

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.