1.miRbase
http://www.mirbase.org/
2.miRDB
http://www.mirdb.org/miRDB/policy.html
3.miRanda
http://www.microrna.org/microrna/home.do
4.TargetScan
http://www.targetscan.org/vert_71/
5.miRTarBase
http://mirtarbase.mbc.nctu.edu.tw/
1.miRbase
http://www.mirbase.org/
2.miRDB
http://www.mirdb.org/miRDB/policy.html
3.miRanda
http://www.microrna.org/microrna/home.do
4.TargetScan
http://www.targetscan.org/vert_71/
5.miRTarBase
http://mirtarbase.mbc.nctu.edu.tw/