Table 1.

Public database for circRNAs

Name	URL	Number of human circRNAs	Associated diseases	Resources available	Refs.
Circ2Traits	http://gyanxet-beta.com/circdb/	1953	105 diseases	Predicted disease-associated circRNAs and miRNA–circRNA–mRNA–lncRNA interactions	[60]
CircBase	http://circrna.org/	Over 90000	–	CircRNAs annotation	[66]
StarBaseV2.0	http://starbase.sysu.edu.cn/	Over 120000	–	Predicted lncRNAs, circRNAs, miRNAs, mRNAs interaction networks	[61]
CircNet	http://circnet.mbc.nctu.edu.tw/; http://syslab5.nchu.edu.tw/CircNet/	212950	–	CircRNAs annotation and predicted circRNA–miRNA–mRNA interaction networks	[67]
DeepBase v2.0	http://rna.sysu.edu.cn/deepBase/	14867	–	Small ncRNAs, lncRNAs and circRNAs annotation	[68]
CircInteractome	http://circinteractome.nia.nih.gov/	Over 120000	–	Predicted circRNA–miRNA interactions and RNA-binding proteins	[62]
CircRNADb	http://reprod.njmu.edu.cn/circrnadb	32914	–	CircRNAs annotation and protein-encoding ability	[63]
CSCD	http://gb.whu.edu.cn/CSCD	1394023	19 cancers	Cancer-specific circRNAs annotation, cellular localization, protein-encoding ability, predicted circRNA–miRNA interactions and RNA-binding proteins	[64]
ExoRBase	http://www.exoRBase.org	58330	5 diseases	Human blood exosome-derived circRNAs, lncRNAs and mRNAs annotation	[57]
CircRNADisease	http://cgga.org.cn:9091/circRNADisease/	330	48 diseases	Published disease-associated circRNAs annotation	[69]
CIRCpedia v2	http://www.picb.ac.cn/rnomics/circpedia	183943	–	CircRNAs annotation including conservation and enrichment analysis	[70]
TRCirc	http://www.licpathway.net/TRCirc	92375	–	Regulatory information of circRNAs transcription	[65]