chr start stop reference nuc variant nuc depth genic status zygosity variant ID 1 254325332 254325333 G A 30 GENIC homozygous 61164804 1 254325608 254325609 G T 27 GENIC homozygous 61632518 1 254325755 254325756 A G 30 GENIC possibly homozygous 61632519 1 254326782 254326783 C A 26 GENIC homozygous 61632520