Experiment	GSM2723625	Study	GSE102086 
Organism	Mus musculus (mm10)	Tissue	Embryonic skin
Protocol	10X	Sample#	1
Sample Run	SRR5884518
Reference	Fan, X., et al. (2018). Single Cell and Open Chromatin Analysis Reveals Molecular Origin of Epidermal Cells of the Skin. Developmental Cell 47(1): 21-37.e25.

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Gene#	21543	Cell#	1048
PolyA site#	scAPAtrap 12934Sierra 10937	Gene with polyA site#	scAPAtrap 10950Sierra 8952
APA event#	scAPAtrap 3599Sierra 3561	Gene with APA event#	scAPAtrap 1615Sierra 1579
Cell types 4	Fibroblasts: 325Unknown: 673Erythroid-like and erythroid precursor cells: 21Endothelial cells: 29

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