| deepBase | Homo sapiens, Mus musculus, Gallus gallus, Ciona intestinalis, Drosophila melanogaster, Caenorhabditis elegans. | http://deepbase.sysu.edu.cn/ |
| mimiRNA | Homo sapiens. | http://mimirna.centenary.org.a... |
| miRGator | Homo sapiens. | http://mirgator.kobic.re.kr/ |
| siRecords | Homo sapiens, Rattus norvegicus, Canis familiaris, Mus musculus, Gallus gallus, Macaca mulatta and 11 others. | http://sirecords.biolead.org/ |
| smiRNAdb | Homo sapiens, Rattus norvegicus, Mus musculus, Danio rerio, Drosophila melanogaster, Caenorhabditis elegans. | http://www.mirz.unibas.ch/clon... |
| The MIT/ICBP siRNA Database | Homo sapiens, Mus musculus. | http://web.mit.edu/sirna/ |
| VIRsiRNAdb | BK polyomavirus, Epstein-Barr virus, encephalomyocarditis virus, hepatitis A virus, Hepatitis C Virus, SARS coronavirus and 36 others. | http://crdd.osdd.net/servers/v... |
