Table I.

Examples of common databases for miRNA-TG and TF-TG interactions.

Databases	URL
miRNA target prediction databases
TargetScan	http://www.targetscan.org/
miRanda	http://www.microrna.org/
PicTar	http://pictar.mdc-berlin.de/
RNA22	https://cm.jefferson.edu/rna22/Interactive/
DIANA	http://diana.imis.athena-innovation.gr/DianaTools/index.php
Databases on validated microRNA targets
TarBase	http://diana.imis.athena-innovation.gr/DianaTools/index.php?r=tarbase/index
miRWalk	http://www.umm.uni-heidelberg.de/apps/zmf/mirwalk/mirnapredictedtarget.php
miRBase	http://www.mirbase.org/
Motif search database for TF binding site
TRANSFAC	http://www.gene-regulation.com/
JASPAR	http://jaspar.genereg.net/
TRED	http://rulai.cshl.edu/cgi-bin/TRED/tred.cgi?process=home
DBTSS	http://dbtss.hgc.jp
TRRD	http://wwwmgs.bionet.nsc.ru/mgs/gnw/trrd/

miRNA, microRNA; TG, target gene; TF, trancription factor.