Table 3. RNA binding proteins identified in this study and their RNA binding partners.

RBPa	sMVs				A33-Exos				EpCAM-Exos
	mRNAb	pseudogenec	lncRNAd	sncRNAe	mRNAb	pseudogenec	lncRNAd	sncRNAe	mRNAb	pseudogenec	lncRNAd	sncRNAe
SFRS1	788	110	27	2	—	—	—	—	1112	145	37	1
eIF4AIII	1098	8	43	11	—	—	—	—	1602	9	85	21
UPF1	1063	62	37	20	—	—	—	—	—	—	—	—
PTB	702	8	16	7	981	10	28	23	1078	6	32	25
hnRNPC	510	5	25	7	—	—	—	—	747	4	44	23
U2AF65	1021	25	35	9	—	—	—	—	—	—	—	—
TAF15	255	1	22	1	—	—	—	-	—	—	—	—

^aRNA binding proteins identified in this study using MS data.

^bEV-enriched mRNAs which can bind to the RBP.

^cEV-enriched pseudogene transcripts which can bind to the RBP.

^dEV-enriched long noncoding RNAs which can bind to the RBP.

^eEV-enriched short noncoding RNAs which can bind to the RBP.