Dear Stackoverflow users,
I would like to create group bar chart using ggplot. Here is the sample data
> data
X0h X3h X6h X9h X12h
aldehyde_dehydrgenase -0.7970 -0.7423 -0.5425 -0.6721 -0.6804
lactate_dehydrogenase 0.6737 0.5131 0.5063 0.4767 0.3628
aldehyde_reductase Akr1 0.4701 0.5694 0.2096 0.2696 0.2492
data <- read.csv("fig2.csv", header=T, row.names=1)
mat.melted <- melt(as.matrix(data), value.name = "expression", varnames=c('Enz', 'TimePoint'))
ggplot(mat.melted, aes(x=Enz, y=TimePoint, fill=expression)) + geom_bar(position=position_dodge(), stat="identity", colour='black')
This I got from the above enter image description here
The bars should be like as below (created using barplot function on same data)
enter image description here