Evidence map›Paper›PMID 22321894›Full record

ArticleChemical biology & drug design2012

Prediction of HIV-1 protease/inhibitor affinity using RosettaLigand.

Gordon Lemmon, Kristian Kaufmann, Jens Meiler

Abstract read
In one paragraph

Article in Chemical biology & drug design, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers.

0numbers the graph read from it
0cells of the map it votes in
12citing 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

12 citing papers in PubMed.

  1. Review
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  7. 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

3 authors.

Gordon LemmonDepartment of Chemistry, Center for Structural Biology, Institute of Chemical Biology, Vanderbilt University, Nashville, TN 37232, USA.
Kristian Kaufmann
Jens Meiler

Funding

MOLECULAR BIOPHYSICS TRAINING PROGRAM AT VANDERBILTT32GM008320 · NIGMS · VANDERBILT UNIVERSITY · PI CHAZIN, WALTER J. · 1989 to 2023
$7.9M
Cheminformatics of Allosteric mGluR Modulation promotes Therapeutic DevelopmentR01MH090192 · NIMH · VANDERBILT UNIVERSITY · PI MEILER, JENS · 2010 to 2013
$1.5M
NIGMS NIH HHS GM 08320NIGMS NIH HHS T32 GM008320NIMH NIH HHS R01 MH 090192NIMH NIH HHS R01 MH090192
6 · The paper itself

Abstract

Predicting HIV-1 protease/inhibitor binding affinity as the difference between the free energy of the inhibitor bound and unbound state remains difficult as the unbound state exists as an ensemble of conformations with various degrees of flap opening. We improve computational prediction of protease/inhibitor affinity by invoking the hypothesis that the free energy of the unbound state while difficult to predict is less sensitive to mutation. Thereby the HIV-1 protease/inhibitor binding affinity can be approximated with the free energy of the bound state alone. Bound state free energy can be predicted from comparative models of HIV-1 protease mutant/inhibitor complexes. Absolute binding energies are predicted with R = 0.71 and SE = 5.91 kJ/mol. Changes in binding free energy upon mutation can be predicted with R = 0.85 and SE = 4.49 kJ/mol. Resistance mutations that lower inhibitor binding affinity can thereby be recognized early in HIV-1 protease inhibitor development.

Indexed as

LigandsComputer SimulationHIV-1HIV ProteaseHIV Protease InhibitorsHumansMutationProtein BindingThermodynamicsHIV ProteaseHIV Protease InhibitorsLigandsp16 protease, Human immunodeficiency virus 1

Identifiers

PMID22321894
PMCPMC3342459

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Registered trials

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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.