Sequence Data are Strings

The first few items in our topics are very well covered in the booklet /

To use function from the SeqinR package, we first need to install the seqinr package (for instructions on how to install an R package, see How to install an R package). Once you have installed the seqinr R package, you can load the package by typing:

> library("seqinr")

(you have to do this at the beginning of every new R session).

Using the Package Biostrings

Biostrings is our first Bioconductor package. We install it in a slightly different way than ordinary R packages.

Here are some instructions on all the steps :. Basically, after installing R you need to type:

> source("")
> biocLite()

This will ensure you a minimum number of Bioconductor packages including biostrings.