Activities in Family	β-fructofuranosidase / invertase (EC 3.2.1.26);
Mechanism	Inverting (inferred) a
Clan	GH-G
3D Structure Status	( α / α ) 6 barrel
Catalytic Nucleophile/Base	Glu (inferred)
Catalytic Proton Donor	Asp (inferred)
Note	Created from Gallagher and Pollock (1998) J Exp Bot 322:789-795 and Sturm et al. (1999) Physiol Plantarum 107:159-165
External resources	CAZypedia;
Statistics	GenBank accession (979); Uniprot accession (12); PDB accession (7); 3D entries (3); cryst (0)

Bacteria
Protein Name	EC#	Organism	GenBank	Uniprot	PDB/3D Carbohydrate Ligands Resolution (Å)
alkaline invertase (InvA; Alr1521)	3.2.1.26	Nostoc sp. PCC 7120 = FACHB-418	CAD37132.1 BAB77887.1 NP_485561.1	Q8YWS9	5GOO[A,B,C] β-D-Fruf 2.11 5GOP[A,B,C] α-D-Glcp-(1-2)-β-D-Fruf β-D-Fruf 2.35 5GOQ[A,B,C] α-D-Glcp 2.75 5GOR[A,B,C,D,E,F] 2.67
neutral invertase (InvB; Alr0819)	3.2.1.26	Nostoc sp. PCC 7120 = FACHB-418	CAC85155.1 BAB72776.1 NP_484862.1	Q8YYM9	5Z73[A,B] 1.93 5Z74[A,B] α-D-Glcp-(1-2)-β-D-Fruf 1.95
Eukaryota
Protein Name	EC#	Organism	GenBank	Uniprot	PDB/3D Carbohydrate Ligands Resolution (Å)
alkaline/neutral invertase (CInv1;CwINV1;CYT-INV1;A/N-InvG;At1g35580) (cytosolic)	3.2.1.26	Arabidopsis thaliana	AAN13200.1 AAF79356.1 AAL38723.1 AEE31812.1 AEE31813.1 AEE31814.1 CAJ76698.1 NP_174791.2 NP_849750.1	A0A178W322 F4HZY9 Q9LQF2	6TTJ[A,B,C,D,E,F,G,H,I,J, 3.39
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