Evidence map›Paper›PMID 25167137›Full record

ArticleInternational journal of molecular sciences2014

PL-PatchSurfer: a novel molecular local surface-based method for exploring protein-ligand interactions.

Bingjie Hu, Xiaolei Zhu, Lyman Monroe, Mark G Bures, Daisuke Kihara

Abstract read
In one paragraph

Article in International journal of molecular sciences, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers.

0numbers the graph read from it
0cells of the map it votes in
18citing 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

18 citing papers in PubMed.

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  15. A pose prediction approach based on ligand 3D shape similarity.Journal of computer-aided molecular design · 2016
    Article
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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

5 authors.

Bingjie HuDepartment of Biological Sciences, Purdue University, West Lafayette, IN 47907, USA. hub@purdue.edu.
Xiaolei ZhuDepartment of Biological Sciences, Purdue University, West Lafayette, IN 47907, USA. zhu313@purdue.edu.
Lyman MonroeDepartment of Biological Sciences, Purdue University, West Lafayette, IN 47907, USA. lmonroe@purdue.edu.
Mark G BuresDiscovery Chemistry Research and Technologies, Eli Lilly and Company, Indianapolis, IN 46285, USA. bures_mark@lilly.com.
Daisuke KiharaDepartment of Biological Sciences, Purdue University, West Lafayette, IN 47907, USA. dkihara@purdue.edu.

Funding

Identification of protein-metabolite interactome.R01GM097528 · NIGMS · PURDUE UNIVERSITY · PI KIHARA, DAISUKE · 2011 to 2014
$1.1M
Role of Mitochondrial CYP2E1 in Chemical Exposure-Driven NeurodegenerationF32ES027306 · NIEHS · DUKE UNIVERSITY · PI HARTMAN, JESSICA HELENE · 2016 to 2018
$171k
NIEHS NIH HHS 27306C0004NIGMS NIH HHS R01 GM097528NIGMS NIH HHS R01GM097528
6 · The paper itself

Abstract

Structure-based computational methods have been widely used in exploring protein-ligand interactions, including predicting the binding ligands of a given protein based on their structural complementarity. Compared to other protein and ligand representations, the advantages of a surface representation include reduced sensitivity to subtle changes in the pocket and ligand conformation and fast search speed. Here we developed a novel method named PL-PatchSurfer (Protein-Ligand PatchSurfer). PL-PatchSurfer represents the protein binding pocket and the ligand molecular surface as a combination of segmented surface patches. Each patch is characterized by its geometrical shape and the electrostatic potential, which are represented using the 3D Zernike descriptor (3DZD). We first tested PL-PatchSurfer on binding ligand prediction and found it outperformed the pocket-similarity based ligand prediction program. We then optimized the search algorithm of PL-PatchSurfer using the PDBbind dataset. Finally, we explored the utility of applying PL-PatchSurfer to a larger and more diverse dataset and showed that PL-PatchSurfer was able to provide a high early enrichment for most of the targets. To the best of our knowledge, PL-PatchSurfer is the first surface patch-based method that treats ligand complementarity at protein binding sites. We believe that using a surface patch approach to better understand protein-ligand interactions has the potential to significantly enhance the design of new ligands for a wide array of drug-targets.

Indexed as

AlgorithmsBinding SitesLigandsMolecular Docking SimulationProtein BindingProteinsSmall Molecule LibrariesLigandsProteinsSmall Molecule Libraries

Identifiers

PMID25167137
PMCPMC4200761

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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.