Thank you for visiting PASPA!

The PASPA website (http://bmi.xmu.edu.cn/paspa) is no longer in use. You could download PASS 2.0, which is the same as the tool used in PASPA, to predict poly(A) sites in different plant species.
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If you are using PASS or PASPA, please cite the following papers:
[1] Ji G, Li L, Li QQ, Wu X, Fu J, Chen G, Wu X: PASPA: a web server for mRNA poly(A) site predictions in plants and algae. Bioinformatics 2015, 31(10):1671-1673.
[2] Ji G, Zheng J, Shen Y, Wu X, Jiang R, Lin Y, Loke JC, Davis KM, Reese GJ, Li QQ: Predictive modeling of plant messenger RNA polyadenylation sites. BMC Bioinformatics 2007, 8(43):43.