IUBMB Enzyme Nomenclature


Accepted name: glucan endo-1,3-α-glucosidase

Reaction: Endohydrolysis of (1→3)-α-D-glucosidic linkages in isolichenin, pseudonigeran and nigeran

Other name(s): endo-1,3-α-glucanase; mutanase; endo-(1→3)-α-glucanase; cariogenase; cariogenanase; endo-1,3-α-D-glucanase; 1,3(1,3;1,4)-α-D-glucan 3-glucanohydrolase

Systematic name: 3[(1→3);(1→4)]-α-D-glucan 3-glucanohydrolase

Comments: Products from pseudonigeran (1,3-α-D-glucan) are nigerose and α-D-glucose.

Links to other databases: BRENDA, EXPASY, KEGG, Metacyc, PDB, CAS registry number: 9075-84-7


1. Hasegawa, S., Nordin, J.H. and Kirkwood, S. Enzymes that hydrolyze fungal cell wall polysaccharides. I. Purification and properties of an endo-α-D-(1-3)-glucanase from Trichoderma. J. Biol. Chem. 244 (1969) 5460-5470. [PMID: 5388595]

[EC created 1972]

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