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5ZQS

Crystal structure of beta-xylosidase mutant (E186Q/F503Y) from Bacillus pumilus

Functional Information from GO Data
ChainGOidnamespacecontents
A0004553molecular_functionhydrolase activity, hydrolyzing O-glycosyl compounds
A0005975biological_processcarbohydrate metabolic process
A0009044molecular_functionxylan 1,4-beta-xylosidase activity
B0004553molecular_functionhydrolase activity, hydrolyzing O-glycosyl compounds
B0005975biological_processcarbohydrate metabolic process
B0009044molecular_functionxylan 1,4-beta-xylosidase activity
Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues2
DetailsActive site: {"description":"Proton acceptor","evidences":[{"source":"UniProtKB","id":"A7LXU0","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues2
DetailsActive site: {"description":"Proton donor","evidences":[{"source":"UniProtKB","id":"A7LXU0","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues2
DetailsSite: {"description":"Important for catalytic activity, responsible for pKa modulation of the active site Glu and correct orientation of both the proton donor and substrate","evidences":[{"source":"UniProtKB","id":"A7LXU0","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

251801

PDB entries from 2026-04-08

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