Erratum: PHR-search: A search framework for protein remote homology detection based on the predicted protein hierarchical relationships (Briefings in Bioinformatics (2022) DOI: 10.1093/bib/bbab609)

In the originally published version of this manuscript, the first author's affiliation information was incorrect. The affiliation information should read: "XiaopengJin is a PhD candidate at the School of Computer Science and Technology, Harbin Institute of Technology, Shenzhen, Guangdong, China. His research areas include bioinformatics and machine learning." Instead of: "Xiaopeng Jin is a research assistant at School of Computer Science and Technology, Beijing Institute of Technology, Beijing, China. He is also a PhD candidate at the School of Computer Science and Technology, Harbin Institute of Technology, Shenzhen, Guangdong, China. His research areas include bioinformatics and machine learning." This error has been corrected.