2.1.7 Extract blocks for a given chromosome/contig/scaffold

The SelectChr filter keeps only block from a given chromosome (or contig or scaffold...) for a given reference species.

Synopsis:

maf.filter=                                 \
    [...],
    SelectChr(                              \
        ref_species=species1,               \
        chromosome=chr01),                  \
    [...]

Arguments:

ref_species={string}

The species name for which chromosomes should be extracted.

chromosome={string}

The name of the chromosome/contig/scaffold to be filtered.