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3A47

Crystal structure of isomaltase from Saccharomyces cerevisiae

Functional Information from GO Data
ChainGOidnamespacecontents
A0000023biological_processmaltose metabolic process
A0000025biological_processmaltose catabolic process
A0004556molecular_functionalpha-amylase activity
A0004558molecular_functionalpha-1,4-glucosidase activity
A0004574molecular_functionoligo-1,6-glucosidase activity
A0004575molecular_functionsucrose alpha-glucosidase activity
A0005515molecular_functionprotein binding
A0005739cellular_componentmitochondrion
A0005975biological_processcarbohydrate metabolic process
A0005987biological_processsucrose catabolic process
A0016787molecular_functionhydrolase activity
A0016798molecular_functionhydrolase activity, acting on glycosyl bonds
A0033934molecular_functionglucan 1,4-alpha-maltotriohydrolase activity
A0046352biological_processdisaccharide catabolic process
A0090599molecular_functionalpha-glucosidase activity
Functional Information from PDB Data
site_idAC1
Number of Residues6
DetailsBINDING SITE FOR RESIDUE CA A 602
ChainResidue
AASP30
AASN32
AASP34
ATRP36
AASP38
AHOH1194

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

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

site_idSWS_FT_FI3
Number of Residues1
DetailsSite: {"description":"Transition state stabilizer"}
ChainResidueDetails

239492

PDB entries from 2025-07-30

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