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1CEC

A COMMON PROTEIN FOLD AND SIMILAR ACTIVE SITE IN TWO DISTINCT FAMILIES OF BETA-GLYCANASES

Functional Information from GO Data
ChainGOidnamespacecontents
A0000272biological_processpolysaccharide catabolic process
A0004553molecular_functionhydrolase activity, hydrolyzing O-glycosyl compounds
A0005576cellular_componentextracellular region
A0005975biological_processcarbohydrate metabolic process
A0008422molecular_functionbeta-glucosidase activity
A0008810molecular_functioncellulase activity
A0009251biological_processglucan catabolic process
A0009986cellular_componentcell surface
A0016787molecular_functionhydrolase activity
A0016798molecular_functionhydrolase activity, acting on glycosyl bonds
A0030245biological_processcellulose catabolic process
Functional Information from PROSITE/UniProt
site_idPS00659
Number of Residues10
DetailsGLYCOSYL_HYDROL_F5 Glycosyl hydrolases family 5 signature. IAFELLNEVV
ChainResidueDetails
AILE133-VAL142

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues1
DetailsActive site: {"description":"Proton donor"}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues1
DetailsActive site: {"description":"Nucleophile","evidences":[{"source":"PubMed","id":"8100226","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues5
DetailsAnnotated By Reference To The Literature 1bqc
ChainResidueDetails
AGLU280
AHIS198
ATYR200
AGLU140
AASN139

site_idCSA2
Number of Residues2
DetailsAnnotated By Reference To The Literature 1bqc
ChainResidueDetails
AGLU140
AGLU247

239803

PDB entries from 2025-08-06

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