Table 1.

List of the top 5 longest protein-coding transcripts in the human genome.

Transcript stable ID	Gene ID	Gene name	Transcript length	Gene length	Exon count	Intron count	Number of SNPs	Protein size
Longest genes
ENST00000589042	ENSG00000155657	TTN	109,224	118,976	363	362	69,258	35,991
ENST00000397910	ENSG00000181143	MUC16	43,816	43,830	84	83	38,498	14,507
ENST00000262160	ENSG00000175387	SMAD2	34,626	36,426	11	10	26,668	467
ENST00000330753	ENSG00000185070	FLRT2	33,681	34,901	2	1	25,451	660
ENST00000609686	ENSG00000273079	GRIN2B	30,355	30,941	13	12	90,195	1,484