9XKT

Crystal structure of the complex of the GH16 carrageenase SfGH16 from Saccharicrinis fermentans with an oligotetrasaccharide of iota-carrageenan

Summary for 9XKT

• Entry DOI: 10.2210/pdb9xkt/pdb
• Descriptor: Kappa-carrageenase, 3,6-anhydro-2-O-sulfo-alpha-D-galactopyranose-(1-3)-4-O-sulfo-beta-D-galactopyranose-(1-4)-3,6-anhydro-2-O-sulfo-alpha-D-galactopyranose-(1-3)-4-O-sulfo-beta-D-galactopyranose (3 entities in total)
• Functional Keywords: glycoside hydrolase, gh16 family, carrageenase, complex, hydrolase
• Biological source: Saccharicrinis fermentans DSM 9555 = JCM 21142
• Total number of polymer chains: 1
• Total formula weight: 33320.93

Authors

Chen, F.,Chang, Y. (deposition date: 2025-11-06, release date: 2026-03-04, Last modification date: 2026-09-23)

• Primary citation: Chen, F.,Xue, C.,Sun, M.,Guan, Q.,Chen, G.,Chang, Y.; Molecular insights into a novel GH16 iota-carrageenase with unexpected catalytic versatility; Food Biosci, 84:109805-, 2026; DOI: 10.1016/j.fbio.2026.109805

Experimental method

X-RAY DIFFRACTION (1.44 Å)