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Specifications of the ACMG/AMP standards and guidelines for mitochondrial DNA variant interpretation

DIR@IMTECH: CSIR-Institute of Microbial Technology

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Title Specifications of the ACMG/AMP standards and guidelines for mitochondrial DNA variant interpretation
 
Creator McCormick, Elizabeth M.
Lott, Marie T.
Dulik, Matthew C.
Shen, Lishuang
Attimonelli, Marcella
Vitale, Ornella
Karaa, Amel
Bai, Renkui
Pineda-Alvarez, Daniel E
Singh, Larry N.
Stanley, Christine M
Wong, Stacey
Bhardwaj, Anshu
Merkurjev, Daria
Mao, Rong
Sondheimer, Neal
Zhang, Shiping
Procaccio, Vincent
Wallace, Douglas C
Gai, Xiaowu
Falk, Marni J.
 
Subject QR Microbiology
 
Description Mitochondrial DNA (mtDNA) variant pathogenicity interpretation has special considerations given unique features of the mtDNA genome, including maternal inheritance, variant heteroplasmy, threshold effect, absence of splicing, and contextual effects of haplogroups. Currently, there are insufficient standardized criteria for mtDNA variant assessment, which leads to inconsistencies in clinical variant pathogenicity reporting. An international working group of mtDNA experts was assembled within the Mitochondrial Disease Sequence Data Resource Consortium and obtained Expert Panel status from ClinGen. This group reviewed the 2015 American College of Medical Genetics and Association of Molecular Pathology standards and guidelines that are widely used for clinical interpretation of DNA sequence variants and provided further specifications for additional and specific guidance related to mtDNA variant classification. These Expert Panel consensus specifications allow for consistent consideration of the unique aspects of the mtDNA genome that directly influence variant assessment, including addressing mtDNA genome composition and structure, haplogroups and phylogeny, maternal inheritance, heteroplasmy, and functional analyses unique to mtDNA, as well as specifications for utilization of mtDNA genomic databases and computational algorithms.
 
Publisher Wiley
 
Date 2020-11-10
 
Type Article
PeerReviewed
 
Relation https://onlinelibrary.wiley.com/toc/10981004/0/0
http://crdd.osdd.net/open/2620/
 
Identifier McCormick, Elizabeth M. and Lott, Marie T. and Dulik, Matthew C. and Shen, Lishuang and Attimonelli, Marcella and Vitale, Ornella and Karaa, Amel and Bai, Renkui and Pineda-Alvarez, Daniel E and Singh, Larry N. and Stanley, Christine M and Wong, Stacey and Bhardwaj, Anshu and Merkurjev, Daria and Mao, Rong and Sondheimer, Neal and Zhang, Shiping and Procaccio, Vincent and Wallace, Douglas C and Gai, Xiaowu and Falk, Marni J. (2020) Specifications of the ACMG/AMP standards and guidelines for mitochondrial DNA variant interpretation. Human Mutation.