chr start stop reference nuc variant nuc depth genic status zygosity variant ID 19 37668446 37668447 T C 36 GENIC homozygous 109694111 19 37669008 37669009 G A 40 GENIC homozygous 109694113 19 37669508 37669509 T C 33 GENIC homozygous 109694115 19 37670231 37670232 T A 33 GENIC homozygous 109694117