Table 2.

CircRNAs Databases.

Databases	Characteristics	URL	Refs
circBase circNet circIntercome circ2Traits starBase v2.0 deepBase v2.0 circRNADb CIRCexplorer	The merged and unified data sets of circRNAs Tissue-specific circRNAs expression profiles and circRNA-miRNA-gene regulatory networks Predicting and mapping RBP and miRNA binding sites on reported circRNAs A disease-circRNA association database providing putative miRNA-circRNA-mRNA interaction networks Providing miRNA-circRNA, cicrRNA-RBP interaction networks Providing a comprehensive transcript profile of circRNAs Human circRNAs with protein-coding annotations circRNAs annotations	http://www.circbase.org/ http://circnet.mbc.nctu.edu.tw/ https://circinteractome.nia.nih.gov/ http://gyanxet-beta.com/circdb/ http://starbase.sysu.edu.cn/ http://deepbase.sysu.edu.cn/ http://reprod.njmu.edu.cn/circrnadb http://yanglab.github.io/CIRCexplorer/	49 37 50 51 52 53 54 55