Identification and In silico analysis of proline-glutamate/proline-proline-glutamate proteins of Mycobacterium tuberculosis complex: A comparison of computational web-based tools

Background: Understanding the protein's subcellular localization and secretory nature can greatly improve the target identification for diagnostic assays and drug discovery, although their identification in laboratory experiments is a time-consuming and labor-intensive process. In order to iden...

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Main Authors: Kamal Shrivastava, Chanchal Kumar, Anupriya Singh, Varsha Chauhan, Shivaji Misra, Mandira Varma-Basil
Format: Article
Language:English
Published: Wolters Kluwer Medknow Publications 2023-01-01
Series:International Journal of Mycobacteriology
Subjects:
Online Access:http://www.ijmyco.org/article.asp?issn=2212-5531;year=2023;volume=12;issue=3;spage=248;epage=253;aulast=Shrivastava
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author Kamal Shrivastava
Chanchal Kumar
Anupriya Singh
Varsha Chauhan
Shivaji Misra
Mandira Varma-Basil
author_facet Kamal Shrivastava
Chanchal Kumar
Anupriya Singh
Varsha Chauhan
Shivaji Misra
Mandira Varma-Basil
author_sort Kamal Shrivastava
collection DOAJ
description Background: Understanding the protein's subcellular localization and secretory nature can greatly improve the target identification for diagnostic assays and drug discovery, although their identification in laboratory experiments is a time-consuming and labor-intensive process. In order to identify proteins that could be targeted for therapeutic intervention or the development of diagnostic assays, we used a variety of computational tools to predict the subcellular localization or secretory nature of mycobacterial proline-glutamate/proline-proline-glutamate (PE/PPE) proteins. Methods: PSORTb version 3.0.3, TBpred, and Gpos-mPLoc analyses were performed on 30 selected PE/PPE protein sequences, while, SignalP 6.0, SignalP 5.0, Phobius, PSORTb version 3.0.3 and TBpred were used for signal sequence predictions. Results: Gpos-mPLoc and TBpred had the highest concordance for extracellular prediction, while PSORTb and TBpred had the highest concordance for prediction of membrane localization. The tools for predicting the secretory nature of proteins had little agreement. Conclusion: Multiple computational tools must be considered to provide an indication of the subcellular localization of PE/PPE proteins. Laboratory experiments should be used to confirm the findings of the tools.
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spelling doaj.art-ca8fb1cfb7a34addae580293b81d28ec2023-10-26T07:27:42ZengWolters Kluwer Medknow PublicationsInternational Journal of Mycobacteriology2212-55312212-554X2023-01-0112324825310.4103/ijmy.ijmy_99_23Identification and In silico analysis of proline-glutamate/proline-proline-glutamate proteins of Mycobacterium tuberculosis complex: A comparison of computational web-based toolsKamal ShrivastavaChanchal KumarAnupriya SinghVarsha ChauhanShivaji MisraMandira Varma-BasilBackground: Understanding the protein's subcellular localization and secretory nature can greatly improve the target identification for diagnostic assays and drug discovery, although their identification in laboratory experiments is a time-consuming and labor-intensive process. In order to identify proteins that could be targeted for therapeutic intervention or the development of diagnostic assays, we used a variety of computational tools to predict the subcellular localization or secretory nature of mycobacterial proline-glutamate/proline-proline-glutamate (PE/PPE) proteins. Methods: PSORTb version 3.0.3, TBpred, and Gpos-mPLoc analyses were performed on 30 selected PE/PPE protein sequences, while, SignalP 6.0, SignalP 5.0, Phobius, PSORTb version 3.0.3 and TBpred were used for signal sequence predictions. Results: Gpos-mPLoc and TBpred had the highest concordance for extracellular prediction, while PSORTb and TBpred had the highest concordance for prediction of membrane localization. The tools for predicting the secretory nature of proteins had little agreement. Conclusion: Multiple computational tools must be considered to provide an indication of the subcellular localization of PE/PPE proteins. Laboratory experiments should be used to confirm the findings of the tools.http://www.ijmyco.org/article.asp?issn=2212-5531;year=2023;volume=12;issue=3;spage=248;epage=253;aulast=Shrivastavaproline-glutamate/proline-proline-glutamate proteinssecretory proteinssubcellular localizationweb-based computational tools
spellingShingle Kamal Shrivastava
Chanchal Kumar
Anupriya Singh
Varsha Chauhan
Shivaji Misra
Mandira Varma-Basil
Identification and In silico analysis of proline-glutamate/proline-proline-glutamate proteins of Mycobacterium tuberculosis complex: A comparison of computational web-based tools
International Journal of Mycobacteriology
proline-glutamate/proline-proline-glutamate proteins
secretory proteins
subcellular localization
web-based computational tools
title Identification and In silico analysis of proline-glutamate/proline-proline-glutamate proteins of Mycobacterium tuberculosis complex: A comparison of computational web-based tools
title_full Identification and In silico analysis of proline-glutamate/proline-proline-glutamate proteins of Mycobacterium tuberculosis complex: A comparison of computational web-based tools
title_fullStr Identification and In silico analysis of proline-glutamate/proline-proline-glutamate proteins of Mycobacterium tuberculosis complex: A comparison of computational web-based tools
title_full_unstemmed Identification and In silico analysis of proline-glutamate/proline-proline-glutamate proteins of Mycobacterium tuberculosis complex: A comparison of computational web-based tools
title_short Identification and In silico analysis of proline-glutamate/proline-proline-glutamate proteins of Mycobacterium tuberculosis complex: A comparison of computational web-based tools
title_sort identification and in silico analysis of proline glutamate proline proline glutamate proteins of mycobacterium tuberculosis complex a comparison of computational web based tools
topic proline-glutamate/proline-proline-glutamate proteins
secretory proteins
subcellular localization
web-based computational tools
url http://www.ijmyco.org/article.asp?issn=2212-5531;year=2023;volume=12;issue=3;spage=248;epage=253;aulast=Shrivastava
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