Structure Analysis of a New Psychrophilic Marine Protease Zhang, Si-Cai ; Sun, Mi ; Li, Tang ; Wang, Qi-Hai ; Hao, Jian-Hua ; Han, Yi ; Hu, Xiao-Jian ; Zhou, Ming ; Lin, Sheng-Xiang Abstract Publication: PLoS ONE Pub Date: November 2011 DOI: 10.1371/journal.pone.0026939 Bibcode: 2011PLoSO...626939Z