Lawrence Kelley; Riccardo Bennett-Lovsey; Alex Herbert; Kieran Fleming. "Phyre: Protein Homology/analogY Recognition Engine". Structural Bioinformatics Group, Imperial College, London. Diakses tanggal 22 April 2011.
"Help: About PHYRE2". PHYRE Protein Fold Recognition Server. The work on developing the Phyre2 web server is supported by a BBSRC tools and resources grant