How to identify a gene and a transcription factor?

Question

[Spacebio]

Given a set of genes obtained from a RNA-Seq analysis, how can I know whether the gene is a transcription factor (TF) or a "normal gene"? Is there a database available to identify TFs?

[Santosh Anand]

http://jaspar.genereg.net

http://hocomoco.autosome.ru

[Spacebio]

Thank you very much!!