TABLE 2:

USE1 and SUC2 mRNA localization to ER.

	Percentage of RNA granules colocalized with ER
Gene expressed	Cortical ER	Nuclear ER	Both	Non-ER	Total ER localization
USE1 ORF + 3′UTR (full length)	14.0	61.0	6.0	19.0	81.0
USE1 ORF (no 3′UTR)	27.1	49.5	2.9	20.5	79.5
USE1 ORF + 3′UTR, no ATG	15.8	68.0	—	16.2	83.8
USE1 ORF + 3′UTR, no ATGx2	50.1	18.6	1	30.3	69.7
USE1 ORF + 3′UTR, ∆TMD	21.6	53	7.2	18.2	81.8
USE1 ORF, ∆TMD	32	43	7	18	82.0
SUC2 ORF + 3′ UTR (full length)	28.7	56.4	6.9	8	92.0
SUC2 ORF (no 3′ UTR)	21.9	48.5	2.8	26.8	73.2
SUC2 ORF + 3′UTR, no ATG	25	61.6	5	8.4	91.6
SUC2 ORF (no 3′ UTR), no ATG	25.5	42	4.1	28.2	71.6
SUC2 ORF + 3′UTR, ∆SS	22.8	53	3.3	20.9	79.3
SUC2 ORF (no 3′UTR), ∆SS	11.9	52.4	5.9	29.8	70.2
FSH3 ORF + 3′UTR (full length)	14.9	33.6	1.3	50.2	49.8
MS2L	7.3	54.8	3.6	34.3	65.7