chr start stop reference nuc variant nuc depth genic status zygosity variant ID 2 218536993 218536994 G A 16 GENIC homozygous 60301541 2 218537128 218537129 G T 21 GENIC homozygous 62337354 2 218538047 218538048 A G 19 GENIC homozygous 59398644 2 218538383 218538384 A G 18 GENIC homozygous 59398646