\name{KG} \alias{KG} \docType{data} \alias{gene positions} \title{Position of known genes in the first 2 Mb of human chromosome 1-3. } \description{ A data frame with 146 observations on the following 5 variables. \describe{ \item{\code{name}}{Gene IDs.} \item{\code{chrom}}{Chromosomes.} \item{\code{strand}}{Strand.} \item{\code{txStart}}{Transcription start.} \item{\code{txEnd}}{Transcription end} } } \usage{data(KnownGenes)} \format{data frame} \source{The UCSC genome browser (http://genome.ucsc.edu).} \keyword{datasets}