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Annotation rule MF_01248
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General rule information [?]

Accession MF_01248
Dates 4-FEB-2004 (Created)
19-NOV-2019 (Last updated, Version 22)
Name GlgX
Bacteria; Enterobacterales
Templates P15067 (GLGX_ECOLI); Q8KR69 (GLGX_DICCH): [Recover all]

Propagated annotation [?]

Identifier, protein and gene names [?]

Protein name
RecName: Full=Glycogen debranching enzyme;
AltName: Full=Limit dextrin alpha-1,6-maltotetraose-hydrolase;
Gene name

Comments [?]

Function Removes maltotriose and maltotetraose chains that are attached by 1,6-alpha-linkage to the limit dextrin main chain, generating a debranched limit dextrin.
Catalytic activity Reaction=Hydrolysis of (1->6)-alpha-D-glucosidic linkages to branches with degrees of polymerization of three or four glucose residues in limit dextrin.; EC=;
Pathway Glycan degradation; glycogen degradation.
Similarity Belongs to the glycosyl hydrolase 13 family.

Keywords [?]

Gene Ontology [?]

GO:0004133; Molecular function: glycogen debranching enzyme activity.
GO:0005980; Biological process: glycogen catabolic process.

Cross-references [?]

Pfam PF00128; Alpha-amylase; 1;
PF02922; CBM_48; 1;
TIGRFAMs TIGR02100; glgX_debranch; 1;

Features [?]

From: GLGX_ECOLI (P15067)
Key     From     To       Description   Tag   Condition   FTGroup
ACT_SITE     336     336       Nucleophile     D  
ACT_SITE     371     371       Proton donor     E  
SITE     443     443       Transition state stabilizer     D  

Additional information [?]

Size range 650-675 amino acids
Related rules None
Fusion None