AUTHOR=Liu Juanhua , Jiang Luyao , Wang Hang , Wu Jiayan , Gao Qingqing , Huan Changchao , Gao Song TITLE=Protamine cleavage specificity of the avian pathogen Escherichia coli OmpT reveals two substrate-binding sites related to virulence JOURNAL=Frontiers in Veterinary Science VOLUME=11 YEAR=2024 URL=https://www.frontiersin.org/journals/veterinary-science/articles/10.3389/fvets.2024.1410113 DOI=10.3389/fvets.2024.1410113 ISSN=2297-1769