chr start stop reference nuc variant nuc depth genic status zygosity variant ID 4 50951677 50951678 G A 2 GENIC homozygous 56885807 4 50951834 50951835 G C 15 GENIC homozygous 56885826 4 50952042 50952043 G C 12 GENIC homozygous 56885828 4 50952434 50952435 T G 15 GENIC possibly homozygous 56885830 4 50952571 50952572 A T 24 GENIC homozygous 56885832