Biological vs. Crystallographic Protein Interfaces: An Overview of Computational Approaches for Their Classification

Complexes between proteins are at the basis of almost every process in cells. Their study, from a structural perspective, has a pivotal role in understanding biological functions and, importantly, in drug development. X-ray crystallography represents the broadest source for the experimental structur...

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Main Authors: Katarina Elez, Alexandre M. J. J. Bonvin, Anna Vangone
Format: Article
Language:English
Published: MDPI AG 2020-02-01
Series:Crystals
Subjects:
Online Access:https://www.mdpi.com/2073-4352/10/2/114
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author Katarina Elez
Alexandre M. J. J. Bonvin
Anna Vangone
author_facet Katarina Elez
Alexandre M. J. J. Bonvin
Anna Vangone
author_sort Katarina Elez
collection DOAJ
description Complexes between proteins are at the basis of almost every process in cells. Their study, from a structural perspective, has a pivotal role in understanding biological functions and, importantly, in drug development. X-ray crystallography represents the broadest source for the experimental structural characterization of protein-protein complexes. Correctly identifying the biologically relevant interface from the crystallographic ones is, however, not trivial and can be prone to errors. Over the past two decades, computational methodologies have been developed to study the differences of those interfaces and automatically classify them as biological or crystallographic. Overall, protein-protein interfaces show differences in terms of composition, energetics and evolutionary conservation between biological and crystallographic ones. Based on those observations, a number of computational methods have been developed for this classification problem, which can be grouped into three main categories: Energy-, empirical knowledge- and machine learning-based approaches. In this review, we give a comprehensive overview of the training datasets and methods so far implemented, providing useful links and a brief description of each method.
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spelling doaj.art-b03b65cc9b2b426ba7f66597df4616e22022-12-22T04:00:42ZengMDPI AGCrystals2073-43522020-02-0110211410.3390/cryst10020114cryst10020114Biological vs. Crystallographic Protein Interfaces: An Overview of Computational Approaches for Their ClassificationKatarina Elez0Alexandre M. J. J. Bonvin1Anna Vangone2Bijvoet Center for Biomolecular Research, Faculty of Science – Chemistry, Utrecht University, Padualaan 8, 3584 CH Utrecht, The NetherlandsBijvoet Center for Biomolecular Research, Faculty of Science – Chemistry, Utrecht University, Padualaan 8, 3584 CH Utrecht, The NetherlandsPharma Research and Early Development, Large Molecule Research, Roche Innovation Center Munich, Nonnenwald 2, 82377 Penzberg, GermanyComplexes between proteins are at the basis of almost every process in cells. Their study, from a structural perspective, has a pivotal role in understanding biological functions and, importantly, in drug development. X-ray crystallography represents the broadest source for the experimental structural characterization of protein-protein complexes. Correctly identifying the biologically relevant interface from the crystallographic ones is, however, not trivial and can be prone to errors. Over the past two decades, computational methodologies have been developed to study the differences of those interfaces and automatically classify them as biological or crystallographic. Overall, protein-protein interfaces show differences in terms of composition, energetics and evolutionary conservation between biological and crystallographic ones. Based on those observations, a number of computational methods have been developed for this classification problem, which can be grouped into three main categories: Energy-, empirical knowledge- and machine learning-based approaches. In this review, we give a comprehensive overview of the training datasets and methods so far implemented, providing useful links and a brief description of each method.https://www.mdpi.com/2073-4352/10/2/114protein-protein interfacebiological interfacecrystallographic interfaceclassificationwebserverx-ray crystallographyprotein structuremachine learning
spellingShingle Katarina Elez
Alexandre M. J. J. Bonvin
Anna Vangone
Biological vs. Crystallographic Protein Interfaces: An Overview of Computational Approaches for Their Classification
Crystals
protein-protein interface
biological interface
crystallographic interface
classification
webserver
x-ray crystallography
protein structure
machine learning
title Biological vs. Crystallographic Protein Interfaces: An Overview of Computational Approaches for Their Classification
title_full Biological vs. Crystallographic Protein Interfaces: An Overview of Computational Approaches for Their Classification
title_fullStr Biological vs. Crystallographic Protein Interfaces: An Overview of Computational Approaches for Their Classification
title_full_unstemmed Biological vs. Crystallographic Protein Interfaces: An Overview of Computational Approaches for Their Classification
title_short Biological vs. Crystallographic Protein Interfaces: An Overview of Computational Approaches for Their Classification
title_sort biological vs crystallographic protein interfaces an overview of computational approaches for their classification
topic protein-protein interface
biological interface
crystallographic interface
classification
webserver
x-ray crystallography
protein structure
machine learning
url https://www.mdpi.com/2073-4352/10/2/114
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AT annavangone biologicalvscrystallographicproteininterfacesanoverviewofcomputationalapproachesfortheirclassification