Experiment	GSM2723623	Study	GSE102086 
Organism	Mus musculus (mm10)	Tissue	Embryonic skin
Protocol	10X	Sample#	1
Sample Run	SRR5884516
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#	21078	Cell#	881
PolyA site#	scAPAtrap 12389Sierra 11427	Gene with polyA site#	scAPAtrap 10517Sierra 9218
APA event#	scAPAtrap 3411Sierra 3954	Gene with APA event#	scAPAtrap 1539Sierra 1750
Cell types 6	Unknown: 629Fibroblasts: 157Peri-islet Schwann cells: 29Endothelial cells: 14Erythroid-like and erythroid precursor cells: 40Melanocytes: 12

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