Variants Table
CHROM : chromosome name.
POS : the 1-based position of the variation on the given sequence..
GENE : gene symbol.
ALLELES : REF(reference base or bases in the case of an indel) - ALT(alternative alleles).
MRNA : A standard nomenclature is used in specifying the sequence changes.
PROTEIN : A standard nomenclature is used in specifying the sequence changes.
DP : depth.
GT : genotype.
INDEX : match cell index.
CLUSTER : match cell cluster.
NCELL : number of match cell.