my %acrhom_prefix = (
    BAC         => '(.*)\s*',
    LENGTH      => '(.*)\s*',
    OSME        => '(.*)\s*',
    CHR_START   => '(.*)\s*',
    BAC_START   => '(.*)\s*',
    BAC_END     => '(.*)\s*',
    ORIENTATION => '(\w)\w*\s*',
);