A sequence-tagged site (or STS) is a short (200 to 500 base pair) DNA sequence that has a single occurrence in the genome and whose location and base sequence are known.
sequence-tagged site meaning:[Medicine] Short tracts of DNA sequence that are used as landmarks in GENOME mapping. In most instances,200 to 500 base pairs of sequence define a Sequence Tagged Site (STS) that is operationally uniq...