Evidence map›Paper›PMID 21246630›Full record

ArticleProteins2011

XANNpred: neural nets that predict the propensity of a protein to yield diffraction-quality crystals.

Ian M Overton, C A Johannes van Niekerk, Geoffrey J Barton

Abstract read
In one paragraph

Article in Proteins, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers.

0numbers the graph read from it
0cells of the map it votes in
14citing 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

14 citing papers in PubMed.

  1. A roadmap for metagenomic enzyme discovery.Natural product reports · 2021
    Review
  2. The Dundee Resource for Sequence Analysis and Structure Prediction.Protein science : a publication of the Protein Society · 2020
    Article
  3. Review
  4. Article
  5. Computational crystallization.Archives of biochemistry and biophysics · 2016
    Review
  6. Article
  7. Protein stability: a crystallographer's perspective.Acta crystallographica. Section F, Structural biology communications · 2016
    Review
  8. Article
  9. Analysis of crystallization data in the Protein Data Bank.Acta crystallographica. Section F, Structural biology communications · 2015
    Article
  10. Covering complete proteomes with X-ray structures: a current snapshot.Acta crystallographica. Section D, Biological crystallography · 2014
    Article
  11. Article
  12. Article
  13. Article
  14. Article
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.

Ian M OvertonSchool of Life Sciences Research, College of Life Sciences, University of Dundee, Dundee, UK.
C A Johannes van Niekerk
Geoffrey J Barton

Funding

Biotechnology and Biological Sciences Research Council BBS/B/14434Wellcome Trust BBS/B/14434;
6 · The paper itself

Abstract

Production of diffracting crystals is a critical step in determining the three-dimensional structure of a protein by X-ray crystallography. Computational techniques to rank proteins by their propensity to yield diffraction-quality crystals can improve efficiency in obtaining structural data by guiding both protein selection and construct design. XANNpred comprises a pair of artificial neural networks that each predict the propensity of a selected protein sequence to produce diffraction-quality crystals by current structural biology techniques. Blind tests show XANNpred has accuracy and Matthews correlation values ranging from 75% to 81% and 0.50 to 0.63 respectively; values of area under the receiver operator characteristic (ROC) curve range from 0.81 to 0.88. On blind test data XANNpred outperforms the other available algorithms XtalPred, PXS, OB-Score, and ParCrys. XANNpred also guides construct design by presenting graphs of predicted propensity for diffraction-quality crystals against residue sequence position. The XANNpred-SG algorithm is likely to be most useful to target selection in structural genomics consortia, while the XANNpred-PDB algorithm is more suited to the general structural biology community. XANNpred predictions that include sliding window graphs are freely available from http://www.compbio.dundee.ac.uk/xannpred

Indexed as

Neural Networks, ComputerSoftwareComputational BiologyCrystallizationDatabases, ProteinProteinsROC CurveProteins

Identifiers

PMID21246630
PMCPMC3084997

What OpenQuestion holds

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LicenceCC BY
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.