Table 1.

RBPs regulating the biogenesis of circRNAs.

RBP(s)	Cell Type/Tissue	Regulated circRNA(s)	Reference
MBNL1	Drosophila S2 and HEK293T	CircMbl	[23]
QKI	Epithelial-mesenchymal transition	CircSMARCA5	[24]
	Cardiac tissue	CircRNA from titin and striatin	[25]
HnRNPs and SR Proteins	S2 and DL1 cell culture lines of Drosophila	Laccase 2 circRNA	[26]
RBM20	Cardiac muscle tissue	CircRNAs from I-band of titin gene	[27]
DHX9	Human embryonic stem cells	CircRNAs with Alu element in the flanking introns	[28]
	Colorectal cancer	CircCCDC66	[29]
Sam68	HEK293T	SMN circRNA	[30]
NOVA2	Brain cortex	CircEfnb2	[31]
SFPQ	HepG2 and K562	DALI circRNAs	[32]
NF90/NF110	HeLa	CircDHX34	[33]
HNRNPL	Prostate Cancer LNCap	More than 200 circRNAs	[34]
FUS	N2a	More than 200 circRNAs	[35]
ESRP1	Human embryonic stem	CircBIRC6	[36]
TNRC6A	Lung cancer cell	Circ0006916	[37]
RBM3	hepatocellular carcinoma	SCD-circRNA2	[38]