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Allelematch: an R package for identifying unique multilocus genotypes where genotyping error and missing data may be
Paul Galpern1, Micheline Manseau, Peter Hettinga
1Natural Resources Institute, University of Manitoba, 70 Dysart Road, Winnipeg, MB, Canada. pgalpern@gmail.com
Molecular Ecology Resources
|April 3, 2012
Summary
Allelematch is a new R package that automates the identification of unique multilocus genotypes from complex population data. It accurately determines the number of unique genotypes, even with unknown individual counts and genotyping errors.
Area of Science:
- Molecular Ecology
- Population Genetics
- Bioinformatics
Background:
- Noninvasive sampling protocols often yield data with unknown individual numbers, genotyping errors, and missing data.
- Accurate identification of unique multilocus genotypes is crucial for population studies.
Purpose of the Study:
- To introduce allelematch, an R package designed to automate the identification of unique multilocus genotypes.
- To provide a tool for handling complex population genetic datasets common in noninvasive sampling.
Main Methods:
- Development of the allelematch R package for genotype identification.
- Utilizing simulations to assess the performance and accuracy of the allelematch package.
- Evaluating performance across various data set properties, including genotyping error rates.
Main Results:
- Allelematch reliably and accurately determines the correct number of unique genotypes (± 3%) across diverse data set properties.
- The software achieves highest accuracy when genotyping error rates are below 4%.
Conclusions:
- Allelematch offers a valuable solution for processing large sample sizes and identifying unique genotypes in molecular ecology.
- The package facilitates comparisons of genotypes and review of profile differences, supporting spatial and temporal population monitoring.
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