ST-0000179 Chr: Xptel Length(bp) 2529 scFISH probes Distance from Telomere (kb) 645.399 – 647.927 Competitor Recombinant probes’ estimated clone size: 170kb Approx distance of STS from telomere (kb) 0-258 [dpsc_display_product] Written by: Peter Rogan on August 25, 2009.Last revised by: May 18, 2011. Posted in and tagged Xptel.