ST-0000171 Chr: 20ptel Length(bp) 3133 scFISH probes Distance from Telomere (kb) 109.581 – 112.713 Competitor Recombinant probes’ estimated clone size: 140 kb Approx distance of STS from telomere (kb) 62-202 [dpsc_display_product] Written by: Peter Rogan on August 25, 2009.Last revised by: May 18, 2011. Posted in and tagged 20ptel.