3AFG:
reference: Crystal structure of a subtilisin homologue, Tk-SP, from Thermococcus kodakaraensis: requirement of a C-terminal beta-jelly roll domain for hyperstability., Foophow T, Tanaka S, Angkawidjaja C, Koga Y, Takano K, Kanaya S, J Mol Biol. 2010 Jul 23;400(4):865-77. Epub 2010 Jun 1. PMID: 20595040

This OCA Structure page
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