Glycoside Hydrolase Family 139

Mechanism Inverting e
3D Structure Status( α / α ) 6 barrel
Catalytic Nucleophile/BaseAsn
Catalytic Proton DonorGlu
NoteCreated after Ndeh et al., Nature (2017) 544(7648):65-70 (PMID=28329766). Mechanism described by McIver et al. JBC (2025 Jun 20:110407) (PMID=40544995)
External resourcesCAZypedia;
Statistics GenBank accession (370); Uniprot accession (1); PDB accession (1); 3D entries (1); cryst (0)
Bacteria
Protein Name EC#ReferenceOrganismGenBank UniprotPDB/3D
 α-2-O-Me-L-fucosidase 139A (BtFuc139A; BT0984; BT_0984) (Fuc139A) 3.2.1.- pubmed
Bacteroides thetaiotaomicron VPI-5482 AAO76091.1 Q8A933  
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