Order of STSs in YAC contig maps. For each of the 36 YAC contigs listed in Table 1, a table indicating the STSs in their deduced physical order, along with relevant information about each STS, is available on the World Wide Web (see Table 2). This electronic supplement also includes detailed explanations about the information contained in each table. As a representative example, the portion of the table for contig C (sWSS173) containing the STSs depicted in Fig. 4 is shown here.