Experiment	GSM3040910	Study	GSE109774 
Organism	Mus musculus (mm10)	Tissue	Mammary
Protocol	10X	Sample#	1
Sample Run	SRR6835864
Reference	Tabula Muris, C., et al. (2018). Single-cell transcriptomics of 20 mouse organs creates a Tabula Muris. Nature 562(7727): 367-372.

---

Gene#	15086	Cell#	1938
PolyA site#	scAPAtrap 14471Sierra 21611	Gene with polyA site#	scAPAtrap 11864Sierra 12711
APA event#	scAPAtrap 4687Sierra 14329	Gene with APA event#	scAPAtrap 2080Sierra 5442
Cell types 4	Luminal epithelial cells: 209Procr+ basal cell: 990Hormone sensing progenitor: 466Basal cell: 273

APA index

PolyA Site Expression APA Usage Weighted 3' UTR Length

PolyA Site Expression

APA Usage

Weighted 3' UTR Length

Tools

scAPAtrap Sierra

scAPAtrap

Sierra

Download

Box plot showing poly(A) site expression in different cell types

UMAP showing 2D embeddings of cell types based on the gene expression profile

UMAP showing distribution poly(A) site expression in single cells

Scatter plot showing correlation between gene expression and poly(A) site expression