added DOI for Razor

README.md

@@ -45,4 +45,4 @@ If you found any bugs or errors, please report it to us by opening an issue!
 ### Cite
 - Bhandari BK, Lim CS, Gardner PP. (2019). Highly accessible translation initiation sites are predictive of successful heterologous protein expression. bioRxiv. DOI:[10.1101/726752](https://www.biorxiv.org/content/10.1101/726752v1)
 - Bikash K Bhandari, Paul P Gardner, Chun Shen Lim. (2020). Solubility-Weighted Index: fast and accurate prediction of protein solubility. Bioinformatics. DOI:[10.1093/bioinformatics/btaa578](https://dx.doi.org/10.1093/bioinformatics/btaa578)
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+- Bikash K Bhandari, Paul P Gardner, Chun Shen Lim. (2020). Annotating eukaryotic and toxin-specific signal peptides using Razor. bioRxiv. DOI:[10.1101/2020.11.30.405613](https://doi.org/10.1101/2020.11.30.405613)