Supplemental Data for:
Subtelny et al., in press.

Poly(A)-tail length standards
Primer Extension v9 (xml)
Strep Flow In v8.3 (xml)
S. cerevisiae reference transcripts (courtesy of D. Weinberg, UCSF)
S. pombe reference transcripts
A. thaliana reference transcripts
D. melanogaster reference transcripts
Mouse liver reference transcripts
HeLa reference transcripts
HEK293T reference transcripts
3T3 reference transcripts
Zebrafish reference transcripts
X. laevis reference transcripts
X. laevis reference transcript sequences (zip)