chr start stop reference nuc variant nuc depth genic status zygosity variant ID 4 157341749 157341750 T C 11 GENIC homozygous 113184496 4 157344809 157344810 A G 28 GENIC homozygous 113184497 4 157346165 157346166 G A 22 GENIC homozygous 113184498