Get Complement of a DNA Allele

Returns the Watson-Crick complement: A<->T, G<->C.

Usage

complementAllele(allele)

Arguments

allele

Character string representing an allele (A, T, G, or C).

Value

Character string with the complement allele.

Examples

complementAllele("A")  # returns "T"
#> [1] "T"
complementAllele("G")  # returns "C"
#> [1] "C"