chr start stop reference nuc variant nuc depth genic status zygosity variant ID 1 249709849 249709850 C CAAAAAAA 15 GENIC heterozygous 742981344 1 249716349 249716350 G GA 20 GENIC heterozygous 742981346 1 249716350 249716351 A - 20 GENIC heterozygous 742981345