\name{groupGO}
\alias{groupGO}
\title{Functional Profile of a gene set at specific GO level.}
\usage{groupGO(gene, organism="human", ont="CC", level=2, readable=FALSE)}
\description{Functional Profile of a gene set at specific GO level.
Given a vector of genes, this function will return the GO profile at
specific level.}
\value{A \code{groupGOResult} instance.}
\seealso{\code{\link{groupGOResult-class}}, \code{\link{compareCluster}}}
\keyword{manip}
\author{Guangchuang Yu \url{http://ygc.name}}
\arguments{\item{gene}{a vector of entrez gene id.}
\item{organism}{Currently, only "human" and "mouse" supported.}
\item{ont}{One of "MF", "BP", and "CC" subontologies.}
\item{level}{Specific GO Level.}
\item{readable}{if readable is TRUE, the gene IDs will mapping to gene
symbols.}}
\examples{data(gcSample)
yy <- groupGO(gcSample[[1]], organism="human", ont="BP", level=2)
head(summary(yy))
#plot(yy)}