\name{subCHR}
\alias{subCHR}
\title{ chr coordinates edition (Internal function) }
\description{
	Given a chr coordinate for a probe, it creates a character
	vector containing the number of the chr, the
	start base and the end base
}
\usage{
subCHR(pb.chr)
}
\arguments{
  \item{pb.chr}{  }
}
\value{
Returns a vector 'out' with the following components
  \item{out[1] }{ chr number}
  \item{out[2] }{ start coordinate}
  \item{out[3] }{ end coordinate}
}
\author{ Pedro Lopez-Romero }
\keyword{documentation}
\keyword{utilities}