Evidence map›Paper›PMID 12930744›Full record

ArticleGenetics2003

Molecular markers for rapidly identifying candidate genes in Chlamydomonas reinhardtii. Ery1 and ery2 encode chloroplast ribosomal proteins.

Amber K Bowers, Jennifer A Keller, Susan K Dutcher

Abstract readComparative Study
In one paragraph

Article in Genetics, 2003. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed
0.5field-weighted citation impact, top 41% 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

11 citing papers in PubMed, 20 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

3 authors at 1 institution in 1 country.

Amber K BowersDepartment of Genetics, Washington University School of Medicine, 660 S. Euclid Avenue, St Louis, MO 63110, USA.
Jennifer A Keller
Susan K Dutcher
Washington University in St. Louis · US

Funding

PHS HHS G, 32843
6 · The paper itself

Abstract

To take advantage of available expressed sequence tags and genomic sequence, we have developed 64 PCR-based molecular markers in Chlamydomonas reinhardtii that map to the 17 linkage groups. These markers will allow the rapid association of a candidate gene sequence with previously identified mutations. As proof of principle, we have identified the genes encoded by the ERY1 and ERY2 loci. Mendelian mutations that confer resistance to erythromycin define three unlinked nuclear loci in C. reinhardtii. Candidate genes ribosomal protein L4 (RPL4) and L22 (RPL22) are tightly linked to the ERY1 locus and ERY2 locus, respectively. Genomic DNA for RPL4 from wild type and five mutant ery1 alleles was amplified and sequenced and three different point mutations were found. Two different glycine residues (G(102) and G(112)) are replaced by aspartic acid and both are in the unstructured region of RPL4 that lines the peptide exit tunnel of the chloroplast ribosome. The other two alleles change a splice site acceptor site. Genomic DNA for RPL22 from wild type and three mutant ery2 alleles was amplified and sequenced and revealed three different point mutations. Two alleles have premature stop codons and one allele changes a splice site acceptor site.

Indexed as

GenesAllelesAmino Acid SequenceAmino Acid SubstitutionAnimalsAspartic AcidBiomarkersChlamydomonas reinhardtiiChloroplastsCodon, TerminatorDNA, RibosomalDrug Resistance, MicrobialErythromycinGenetic LinkageModels, MolecularMolecular Sequence DataAspartic AcidBiomarkersCodon, TerminatorDNA, RibosomalErythromycinribosomal protein L4Ribosomal ProteinsRNA-Binding ProteinsRNA Splice Sites

Identifiers

PMID12930744
PMCPMC1462650
OpenAlexW1960419782

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.