It depends of what you need, Blastn is very use to find the name and
the characteristic of this gene .
For the yeast go to standford site
Xiangzhen Sui a icrit :
>> Dear Sir. :
> After I get the partial sequence for a gene ( about 1kb in 2kb), Can I
> do gene analysis, what kind gene analysis I shold do ( I have done
> blastn and blastx)? Which kind of software should I use? which
> expression system do you use for you work? Do you know something about
> yeast expression system?