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2QZ2

Crystal structure of a glycoside hydrolase family 11 xylanase from Aspergillus niger in complex with xylopentaose

Functional Information from GO Data
ChainGOidnamespacecontents
A0000272biological_processpolysaccharide catabolic process
A0004553molecular_functionhydrolase activity, hydrolyzing O-glycosyl compounds
A0005576cellular_componentextracellular region
A0005975biological_processcarbohydrate metabolic process
A0016787molecular_functionhydrolase activity
A0016798molecular_functionhydrolase activity, acting on glycosyl bonds
A0031176molecular_functionendo-1,4-beta-xylanase activity
A0045493biological_processxylan catabolic process
Functional Information from PROSITE/UniProt
site_idPS00776
Number of Residues11
DetailsGH11_1 Glycosyl hydrolases family 11 (GH11) active site signature 1. PQaEYYIVEdY
ChainResidueDetails
APRO76-TYR86

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues182
DetailsDomain: {"description":"GH11","evidences":[{"source":"PROSITE-ProRule","id":"PRU01097","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues1
DetailsActive site: {"description":"Nucleophile"}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues1
DetailsActive site: {"description":"Proton donor"}
ChainResidueDetails

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PDB entries from 2025-11-05

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