Glycoside Hydrolase Family 55

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• Author: Kiyohiko Igarashi
• Responsible Curator: Shinya Fushinobu

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Glycoside Hydrolase Family 55
Clan	none
Mechanism	inverting
Active site residues	not known
CAZy DB link
http://www.cazy.org/fam/GH55.html

Substrate specificities

Glycoside hydrolases of family 55 possess...

Three-dimensional structures

Two tandem β-helix domains positioned side by side. The active site is located between them.

Family Firsts

First sterochemistry determination

Cite some reference here, with a short explanation.

First catalytic nucleophile identification

First general acid/base residue identification

First 3-D structure

β-1,3-glucanase Lam55A from Phanerochaete chrysosporium K-3 by X-ray crystallography (PDB 3eqn and PDB 3eqo) [1].

References

1. Ishida T, Fushinobu S, Kawai R, Kitaoka M, Igarashi K, and Samejima M. (2009). Crystal structure of glycoside hydrolase family 55 {beta}-1,3-glucanase from the basidiomycete Phanerochaete chrysosporium. J Biol Chem. 2009;284(15):10100-9. DOI:10.1074/jbc.M808122200 |