Evidence map›Paper›PMID 23512423›Full record

ArticleJournal of the American Society for Mass Spectrometry2013

A database of alkaline-earth-coordinated peptide cross sections: insight into general aspects of structure.

Jonathan M Dilger, Stephen J Valentine, Matthew S Glover, David E Clemmer

Abstract read
PubMed Publisher
In one paragraph

Article in Journal of the American Society for Mass Spectrometry, 2013. 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
2.2field-weighted citation impact, top 14% 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, 19 citations in OpenAlex.

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  6. Inseparable tandem: evolution chooses ATP and Ca2+ to control life, death and cellular signalling.Philosophical transactions of the Royal Society of London. Series B, Biological sciences · 2016
    Review
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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

4 authors at 2 institutions in 1 country.

Jonathan M DilgerDepartment of Chemistry, Indiana University, Bloomington, IN 47405, USA.
Stephen J Valentine
Matthew S Glover
David E Clemmer
Indiana University Bloomington · USWest Virginia University · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

A database of 1470 collision cross sections (666 doubly- and 804 triply-charged) of alkaline-earth-coordinated tryptic peptide ions [where the cation (M(2+)) correspond to Mg(2+), Ca(2+), or Ba(2+)] is presented. The utility of such an extensive set of measurements is illustrated by extraction of general properties of M(2+)-coordinated peptide structures. Specifically, we derive sets of intrinsic size parameters (ISPs) for individual amino acid residues for M(2+)-coordinated peptides. Comparison of these parameters with existing ISPs for protonated peptides suggests that M(2+) binding occurs primarily through interactions with specific polar aliphatic residues (Asp, Ser, and Thr) and the peptide backbone. A comparison of binding interactions for these alkaline-earth metals with interactions reported previously for alkali metals is provided. Finally, we describe a new analysis in which ISPs are used as probes for assessing peptide structure based on amino acid composition.

Indexed as

Databases, FactualAmino AcidsAmino Acid SequenceCalciumCationsCoordination ComplexesHydrogenMass SpectrometryMetals, Alkaline EarthMolecular Sequence DataPeptidesAmino AcidsCalciumCationsCoordination ComplexesHydrogenMetals, Alkaline EarthPeptides

Identifiers

PMID23512423
OpenAlexW2085777043

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.