chr start stop reference nuc variant nuc depth genic status zygosity variant ID 6 7997150 7997151 A G 21 GENIC homozygous 114718598 6 8001173 8001174 A G 16 GENIC homozygous 114718600 6 8002849 8002850 C T 17 GENIC homozygous 114718602