Phylogenetic and chronological analysis of proteins causing Alzheimer's, Parkinson's and Huntington's diseases

It is evident that Neurodegenerative diseases (Alzheimer's, Parkinson's and Huntington's) have many similarities at cellular and molecular level as they carry parallel mechanisms including protein aggregation and inclusion body formation caused by protein mis-folding. The main objecti...

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Main Authors: Bilal Hussain, Hina Khalid, Shahid Nadeem, Tayyaba Sultana, Saima Aslam
Format: Article
Language:English
Published: Bulgarian Academy of Sciences 2012-09-01
Series:International Journal Bioautomation
Subjects:
Online Access:http://www.clbme.bas.bg/bioautomation/2012/vol_16.3/files/16.3_02.pdf
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author Bilal Hussain
Hina Khalid
Shahid Nadeem
Tayyaba Sultana
Saima Aslam
author_facet Bilal Hussain
Hina Khalid
Shahid Nadeem
Tayyaba Sultana
Saima Aslam
author_sort Bilal Hussain
collection DOAJ
description It is evident that Neurodegenerative diseases (Alzheimer's, Parkinson's and Huntington's) have many similarities at cellular and molecular level as they carry parallel mechanisms including protein aggregation and inclusion body formation caused by protein mis-folding. The main objective of this study was to have detailed insight on variation and resemblance among these proteins. One hundred and four protein sequences, both directly and indirectly involved in disease mechanism to perform phylogenetic analysis revealing insight on evolutionary relationship among these proteins, were selected. The percentage of replicate trees, in which the associated taxa clustered together in the bootstrap test, was 1000 replicates. Various statistical tests were performed for the confirmation of results e.g., Tajma's Neutrality Test showed D gt 6, nucleotide diversity π gt 0.6 and ps value as greater than 1. Phylogenetic analysis showed that the protein sequences of neurodegenerative diseases had high sequence similarity and identity to each other as depicted by the evolutionary tree. It showed the similar mechanism of evolving from each other and had similar mechanism of generating mis-folding leading towards symptoms of disease.
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spelling doaj.art-4bdb3a8eff764fb7aa4ea892615ac8132022-12-21T18:39:56ZengBulgarian Academy of SciencesInternational Journal Bioautomation1314-19021314-23212012-09-01163165178Phylogenetic and chronological analysis of proteins causing Alzheimer's, Parkinson's and Huntington's diseasesBilal HussainHina KhalidShahid NadeemTayyaba SultanaSaima AslamIt is evident that Neurodegenerative diseases (Alzheimer's, Parkinson's and Huntington's) have many similarities at cellular and molecular level as they carry parallel mechanisms including protein aggregation and inclusion body formation caused by protein mis-folding. The main objective of this study was to have detailed insight on variation and resemblance among these proteins. One hundred and four protein sequences, both directly and indirectly involved in disease mechanism to perform phylogenetic analysis revealing insight on evolutionary relationship among these proteins, were selected. The percentage of replicate trees, in which the associated taxa clustered together in the bootstrap test, was 1000 replicates. Various statistical tests were performed for the confirmation of results e.g., Tajma's Neutrality Test showed D gt 6, nucleotide diversity π gt 0.6 and ps value as greater than 1. Phylogenetic analysis showed that the protein sequences of neurodegenerative diseases had high sequence similarity and identity to each other as depicted by the evolutionary tree. It showed the similar mechanism of evolving from each other and had similar mechanism of generating mis-folding leading towards symptoms of disease.http://www.clbme.bas.bg/bioautomation/2012/vol_16.3/files/16.3_02.pdfPhylogeneticsAlzheimer'sParkinson'sHuntington's diseases
spellingShingle Bilal Hussain
Hina Khalid
Shahid Nadeem
Tayyaba Sultana
Saima Aslam
Phylogenetic and chronological analysis of proteins causing Alzheimer's, Parkinson's and Huntington's diseases
International Journal Bioautomation
Phylogenetics
Alzheimer's
Parkinson's
Huntington's diseases
title Phylogenetic and chronological analysis of proteins causing Alzheimer's, Parkinson's and Huntington's diseases
title_full Phylogenetic and chronological analysis of proteins causing Alzheimer's, Parkinson's and Huntington's diseases
title_fullStr Phylogenetic and chronological analysis of proteins causing Alzheimer's, Parkinson's and Huntington's diseases
title_full_unstemmed Phylogenetic and chronological analysis of proteins causing Alzheimer's, Parkinson's and Huntington's diseases
title_short Phylogenetic and chronological analysis of proteins causing Alzheimer's, Parkinson's and Huntington's diseases
title_sort phylogenetic and chronological analysis of proteins causing alzheimer s parkinson s and huntington s diseases
topic Phylogenetics
Alzheimer's
Parkinson's
Huntington's diseases
url http://www.clbme.bas.bg/bioautomation/2012/vol_16.3/files/16.3_02.pdf
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AT shahidnadeem phylogeneticandchronologicalanalysisofproteinscausingalzheimersparkinsonsandhuntingtonsdiseases
AT tayyabasultana phylogeneticandchronologicalanalysisofproteinscausingalzheimersparkinsonsandhuntingtonsdiseases
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