Mechanism	Retaining a
Clan	GH-J
3D Structure Status	5-fold β-propeller
Catalytic Nucleophile/Base	Asp
Catalytic Proton Donor	Glu
Note	Subfamiles established in (Hornung and Terrapon, 2024) [PMID:37585436]
External resources	CAZypedia;
Statistics	GenBank accession (1378); Uniprot accession (27); PDB accession (20); 3D entries (4); cryst (0)

Bacteria
Protein Name	EC#	Organism	GenBank	Uniprot	PDB/3D Carbohydrate Ligands Resolution (Å)	Subf
levansucrase (SacB;BSU34450)	2.4.1.10	Bacillus subtilis subsp. subtilis str. 168	CAA26513.1 AAA22724.1 AAA22725.1 ACB45216.1 ACB46534.1 ACF93714.1 AIY94761.1 AQR83479.1 AQR87694.1 BAF93887.1 CAB08015.1 CAB15450.1 CAI39222.1 CAI39224.1 CAO78323.1 NP_391325.1	A0PFL2 P05655	1OYG[A] 1.50 1PT2[A] α-D-Glcp-(1-2)-β-D-Fruf 2.10 2VDT[A] 3.2 3BYJ[A] 2.10 3BYK[A] 2.10 3BYL[A] 2.10 3BYN[A] α-D-Galp-(1-6)-α-D-Glcp-(1-2)-β-D-Fruf 2.10 6PWQ[A,B] 2.60 6VHQ[A,B] β-D-6-deoxy-Fruf-(2-6)-β-D-Fruf β-D-Fruf-(2-6)-β-D-Fruf-(2-6)-β-D-Fruf-(2-6)-β-D-Fruf-(2-6)-β-D-Fruf-(2-6)-β-D-Fruf 2.05	1
inulosucrase (InuJ;LJ0913)	2.4.1.9	Lactobacillus johnsonii NCC 533	AAS08734.1 NP_964768.1	Q74K42	2YFR[A] 1.75 2YFS[A] α-D-Glcp-(1-2)-β-D-Fruf 2.60 2YFT[A] α-D-Glcp-(1-2)-β-D-Fruf-(1-2)-β-D-Fruf 1.85	1
inulosucrase (Inu;FtfA)	2.4.1.9	Limosilactobacillus reuteri 121	AAN05575.1 AAR67548.1 AAU98704.1	A0A7X2FZN4 Q8GP32	8XVP[A,B] 1.98 8XVQ[A,B] β-D-Fruf 2.14 8XVR[A,B,C,D] 2.44	1
levansucrase (SacB; BMD_1536; LS19)	2.4.1.10	Priestia megaterium DSM 319	ADF38395.1	D5DC07	3OM2[A] 1.90 3OM4[A,B,C,D] 1.75 3OM5[A,B,C,D] 1.95 3OM6[A,B,C,D] 1.96 3OM7[A,B,C,D] 1.86	1
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