chr start stop reference nuc variant nuc depth genic status zygosity variant ID 7 31341705 31341706 A G 50 GENIC homozygous 138052040 7 31341738 31341739 C T 60 GENIC homozygous 138052041 7 31341999 31342000 T C 70 GENIC homozygous 138052042 7 31342499 31342500 C G 60 GENIC homozygous 145620599