Evidence map›Paper›PMID 28798365›Full record

ArticleScientific reports2017

Mass & secondary structure propensity of amino acids explain their mutability and evolutionary replacements.

Hugo J Bohórquez, Carlos F Suárez, Manuel E Patarroyo

Erratum issuedAbstract read
In one paragraph

Article in Scientific reports, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing 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

6 citing papers in PubMed.

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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

3 authors.

Hugo J BohórquezBio-mathematics, Fundación Instituto de Inmunología de Colombia, FIDIC, Cra. 50 No. 26-00, Of. 102, Bogotá DC, 111321160, Cundinamarca, Colombia. hugo.j.bohorquez@fidic.org.co.
Carlos F SuárezBio-mathematics, Fundación Instituto de Inmunología de Colombia, FIDIC, Cra. 50 No. 26-00, Of. 102, Bogotá DC, 111321160, Cundinamarca, Colombia.
Manuel E PatarroyoBio-mathematics, Fundación Instituto de Inmunología de Colombia, FIDIC, Cra. 50 No. 26-00, Of. 102, Bogotá DC, 111321160, Cundinamarca, Colombia.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Why is an amino acid replacement in a protein accepted during evolution? The answer given by bioinformatics relies on the frequency of change of each amino acid by another one and the propensity of each to remain unchanged. We propose that these replacement rules are recoverable from the secondary structural trends of amino acids. A distance measure between high-resolution Ramachandran distributions reveals that structurally similar residues coincide with those found in substitution matrices such as BLOSUM: Asn ↔ Asp, P™he ↔ Tyr, Lys ↔ Arg, Gln ↔ Glu, Ile ↔ Val, Met → Leu; with Ala, Cys, His, Gly, Ser, Pro, and Thr, as structurally idiosyncratic residues. We also found a high average correlation ([Formula: see text] = 0.85) between thirty amino acid mutability scales and the mutational inertia (I

Identifiers

PMID28798365
PMCPMC5552740

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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.