Protein Information Resource: a community resource for expert annotation of protein data. - Winona C. Barker; John S. Garavelli; Zhenglin Hou; Hongzhan Huang; Robert S. Ledley; Peter B. McGarvey; Hans-Werner Mewes; Bruce C. Orcutt; Friedhelm Pfeiffer; Akira Tsugita; Cholanayakanahalli R. Vinayaka; Chunlin Xiao; et al. (Nucleic Acids Res., 2001)

The Protein Information Resource: an integrated public resource of functional annotation of proteins. - Cathy H. Wu; Hongzhan Huang; Leslie Arminski; Jorge Castro-Alvear; Yongxing Chen; Zhang-Zhi Hu; Robert S. Ledley; Kali C. Lewis; Hans-Werner Mewes; Bruce C. Orcutt; Baris E. Suzek; Akira Tsugita; et al. (Nucleic Acids Res., 2002)

The Protein Information Resource. - Cathy H. Wu; Lai-Su L. Yeh; Hongzhan Huang; Leslie Arminski; Jorge Castro-Alvear; Yongxing Chen; Zhang-Zhi Hu; Panagiotis Kourtesis; Robert S. Ledley; Baris E. Suzek; Cholanayakanahalli R. Vinayaka; Jian Zhang 051; et al. (Nucleic Acids Res., 2003)

PIRSF: family classification system at the Protein Information Resource. - Cathy H. Wu; Anastasia N. Nikolskaya; Hongzhan Huang; Lai-Su L. Yeh; Darren A. Natale; Cholanayakanahalli R. Vinayaka; Zhang-Zhi Hu; Raja Mazumder; Sandeep Kumar; Panagiotis Kourtesis; Robert S. Ledley; Baris E. Suzek; et al. (Nucleic Acids Res., 2004)

PIRSitePredict for protein functional site prediction using position-specific rules. - Chuming Chen; Qinghua Wang 003; Hongzhan Huang; Cholanayakanahalli R. Vinayaka; John S. Garavelli; Cecilia N. Arighi; Darren A. Natale; Cathy H. Wu (Database J. Biol. Databases Curation, 2019)