Experiment	GSM3040912	Study	GSE109774 
Organism	Mus musculus (mm10)	Tissue	Muscle
Protocol	10X	Sample#	1
Sample Run	SRR6835866
Reference	Tabula Muris, C., et al. (2018). Single-cell transcriptomics of 20 mouse organs creates a Tabula Muris. Nature 562(7727): 367-372.

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Gene#	14525	Cell#	2242
PolyA site#	scAPAtrap 13343Sierra 20905	Gene with polyA site#	scAPAtrap 11234Sierra 12397
APA event#	scAPAtrap 3843Sierra 13765	Gene with APA event#	scAPAtrap 1734Sierra 5270
Cell types 6	Quiescent satellite cell: 1154Airway smooth muscle cells: 76Myoblasts: 661Inflammatory cell: 147Myofibroblasts: 185Myocytes: 19

APA index

PolyA Site Expression APA Usage Weighted 3' UTR Length

Tools

scAPAtrap Sierra

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Box plot showing in different cell types

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

UMAP showing distribution in single cells

Scatter plot showing correlation between gene expression and