Inference of Chromosome-Length Haplotypes Using Genomic Data of Single Gamete Cells


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Documentation for package ‘Hapi’ version 0.0.3

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Hapi-package Hapi is a novel easy-to-use package that only requires 3 to 5 gametes to reconstruct accurate and high-resolution haplotypes of an individual. The gamete genotype data may be generated from various platforms including genotyping arrays and next generation sequencing even with low-coverage. Hapi simply takes genotype data of known hetSNPs in single gamete cells as input and report the high-resolution haplotypes as well as confidence level of each phased hetSNPs. The package also includes a module allowing downstream analyses and visualization of crossovers in the gametes.
base2num Convert genotype coded in A/T/C/G to 0/1
crossover Crossover information across all gamete cells
gamete11 Haplotypes of a single gamete cell for visualization
gmt Raw genotyping data
Hapi Hapi is a novel easy-to-use package that only requires 3 to 5 gametes to reconstruct accurate and high-resolution haplotypes of an individual. The gamete genotype data may be generated from various platforms including genotyping arrays and next generation sequencing even with low-coverage. Hapi simply takes genotype data of known hetSNPs in single gamete cells as input and report the high-resolution haplotypes as well as confidence level of each phased hetSNPs. The package also includes a module allowing downstream analyses and visualization of crossovers in the gametes.
hapiAssemble Consensus haplotype assembly
hapiAssembleEnd Assembly of haplotypes in regions at the end of a chromosome
hapiAutoPhase Automatic inference of haplotypes
hapiBlockMPR Maximum Parsimony of Recombination (MPR) for proofreading of draft haplotypes
hapiCVCluster Filter out hetSNPs in potential complex regions
hapiCVDistance Histogram of crossover distance
hapiCVMap Visualization of crossover map
hapiCVResolution Histogram of crossover resolution
hapiFilterError Filter out hetSNPs with potential genotyping errors
hapiFrameSelection Selection of hetSNPs to form a framework
hapiGameteView Visualization of haplotypes in a single gamete cell
hapiIdentifyCV Indentify crossovers in gamete cells
hapiImupte Imputation of missing genotypes in the framework
hapiPhase Phase draft haplotypes by majority voting
hg19 Chromosome information of hg19
num2base Convert genotype coded in 0/1 to A/T/C/G