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QTLRel (version 0.2-8)

Tools for mapping of quantitative traits of genetically related individuals and calculating identity coefficients from a pedigree

Description

This software provides tools for quantitative trait mapping in populations such as advanced intercross lines where relatedness among individuals should not be ignored. It can estimate background genetic variance components, impute missing genotypes, simulate genotypes, perform a genome scan for putative quantitative trait loci (QTL), and plot mapping results. It also has functions to calculate identity coefficients from pedigrees, especially suitable for pedigrees that consist of a large number of generations, or estimate identity coefficients from genotypic data in certain circumstances.

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Version

Install

install.packages('QTLRel')

Monthly Downloads

648

Version

0.2-8

License

GPL (>= 2)

Maintainer

Riyan Cheng

Last Published

June 28th, 2011

Functions in QTLRel (0.2-8)

blup

Best Linear Unbiased Prediction
plotit

Plotting
qtlVar

QTL Variance
gls

Generalized Least Squares Estimates
cic

Calculate Jacquard condensed identity coefficients
genoProb

Probability of a Genotype.
hapSim

Generate Genotypic Data
genoSim

Generate Genotypic Data
scanOne

Genome Scan for QTL
genoImpute

Impute Genotypic Data
mAIC

Multiple QTL AIC
kinship

Calculate kinship coefficients
misFct

A collection of other functions.
pedRecode

Recode a Pedigree
estVC

Estimate Variance Component Parameters
lodci

Estimate LOD Support Intervals
miscEx

Pedigree, genotype data and genetic map.
qqPlot

Quantile-Quantile Plots
nullSim

Simulate null distribution
rem

Random effect matrices
scanTwo

Genome Scan for Epistasis
ibs

Estimate Jacquard condensed identity coefficients
genMatrix

Derive genetic matrices
aicVC

AIC Model Selection