Carbohydrate Esterase Family 6

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• Author: ^^^Casper Wilkens^^^
• Responsible Curator: ^^^Harry Brumer^^^

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Carbohydrate Esterase Family CE6
Fold	GH-x
Mechanism	retaining/inverting
Active site residues	known/not known
CAZy DB link
https://www.cazy.org/CE6.html

Substrate specificities

Carbohydrate esterase family 6 (CE6) comprises only acetylxylan esterases (EC 3.1.1.72) [1].

Kinetics and Mechanism

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Catalytic Residues

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Three-dimensional structures

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Family Firsts

First stereochemistry determination

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First catalytic nucleophile identification

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First general acid/base residue identification

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First 3-D structure

Arabidopsis thaliana apo acetyl xylan esterase in 2005 PDB ID 2APJ [2].

References

1. Cantarel BL, Coutinho PM, Rancurel C, Bernard T, Lombard V, and Henrissat B. (2009). The Carbohydrate-Active EnZymes database (CAZy): an expert resource for Glycogenomics. Nucleic Acids Res. 2009;37(Database issue):D233-8. DOI:10.1093/nar/gkn663 |
2. Bitto E, Bingman CA, McCoy JG, Allard ST, Wesenberg GE, and Phillips GN Jr. (2005). The structure at 1.6 Angstroms resolution of the protein product of the At4g34215 gene from Arabidopsis thaliana. Acta Crystallogr D Biol Crystallogr. 2005;61(Pt 12):1655-61. DOI:10.1107/S0907444905034074 |

3. Davies, G.J. and Sinnott, M.L. (2008) Sorting the diverse: the sequence-based classifications of carbohydrate-active enzymes. The Biochemist, vol. 30, no. 4., pp. 26-32. Download PDF version.