Experiment	GSM2883200	Study	GSE107910 
Organism	Mus musculus (mm10)	Tissue	Thymus
Protocol	Drop-seq	Sample#	1
Sample Run	SRR6365749
Reference	Kernfeld, E. M., et al. (2018). A Single-Cell Transcriptomic Atlas of Thymus Organogenesis Resolves Cell Types and Developmental Maturation. Immunity 48(6): 1258-1270.e1256.

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Gene#	10689	Cell#	321
PolyA site#	scAPAtrap 7446Sierra -	Gene with polyA site#	scAPAtrap 6378Sierra -
APA event#	scAPAtrap 1931Sierra -	Gene with APA event#	scAPAtrap 863Sierra -
Cell types 1	Thymocytes: 321

APA index

PolyA Site Expression APA Usage Weighted 3' UTR Length

PolyA Site Expression

APA Usage

Weighted 3' UTR Length

Tools

scAPAtrap

scAPAtrap

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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