chr start stop reference nuc variant nuc depth genic status zygosity variant ID 7 42813323 42813324 A C 23 GENIC homozygous 138077272 7 42813781 42813782 A 29 GENIC possibly homozygous 144004843 7 42814440 42814441 A G 23 GENIC homozygous 138077273 7 42814464 42814465 T G 23 GENIC homozygous 138077274