Table 1.

Peptide sequences derived from isoforms detected by proteome analysis

Detected peptide	Peptide-detected cell lines (proteome analysis)	Isoform-detected cell lines (MinION)	Gene symbol	Type	GENCODE
NLPSNPLEFNPDVLK	H1650, II-18, RERF-LC-KJ	A427, ABC-1, H1437, H1648, H1650, H1819, H2126, H2228, H2347, II-18, PC-9, RERF-LC-KJ, VMRC-LCD	ESYT2	Unannotated exon	ENST00000275418
NLPSNPLEFNPDVLKK	H1650, II-18, PC-9	A427, ABC-1, H1437, H1648, H1650, H1819, H2126, H2228, H2347, II-18, PC-9, RERF-LC-KJ, VMRC-LCD	ESYT2	Unannotated exon	ENST00000275418
TLGEIDAQHIQGVQETATDPR	H1650	H1650, H2228, H2347, II-18, RERF-LC-OK	FAM126A	Unannotated exon	ENST00000409923
DRLEEGCLK	RERF-LC-Ad1	H1437, H2126, II-18, RERF-LC-Ad1	KRT7	Alternative 5′ splice site	novel
EVPMVVVPPVGAK	A549, H2228	A549, H1437, H1819, H2228, H322	RRBP1	Alternative last exon	ENST00000398782
HLDAHTAAHSQSPR	RERF-LC-Ad2	H322, RERF-LC-Ad2	SUN1	Combination (shuffling, unannotated exon)	Novel
RHLDAHTAAHSQSPR	RERF-LC-Ad2	H322, RERF-LC-Ad2	SUN1	Combination (shuffling, unannotated exon)	Novel