Known Activities	levansucrase (EC 2.4.1.10); β-fructofuranosidase (EC 3.2.1.26); inulosucrase (EC 2.4.1.9).
Mechanism	Retaining
Clan	GH-J
Catalytic Nucleophile/Base	Asp
Catalytic Proton Donor	Glu
External resources	CAZypedia; InterPro; PFAM;
Statistics	GenBank accession (160); Uniprot accession (79); PDB accession (8); 3D entries (2); cryst (0)

Bacteria
Protein Name	EC#	Organism	GenBank	Uniprot	PDB/3D
fructosyltransferase (Ftf)		Actinomyces naeslundii ATCC 12104 WVU45	AAG09737.1	Q9EVD6
ARN_07780		Arsenophonus nasoniae	CBA72074.1
ARN_14100		Arsenophonus nasoniae	CBA72768.1
AAur_1402		Arthrobacter aurescens TC1	ABM10087.1	A1R4L4
Achl_0616		Arthrobacter chlorophenolicus A6	ACL38614.1	B8HBC9
β-fructofuranosidase (Bff)	3.2.1.26	Arthrobacter globiformis IFO 3062	BAD18121.1	Q75UJ7
Arth_0405		Arthrobacter sp. FB24	ABK01806.1	A0JRY6
β-fructofuranosidase (Bff)	3.2.1.26	Arthrobacter sp. K-1	BAB72022.1	Q8VW87
levansucrase (SacB)	2.4.1.10	Bacillus amyloliquefaciens	CAA37179.1	P21130.1
levansucrase (SacB)		Bacillus amyloliquefaciens	ACD39394.1	B2ZHW0
RBAM_037650		Bacillus amyloliquefaciens FZB42	ABS76090.1	A7ZAR4
BLi03706 or BL02216 (SacB)		Bacillus licheniformis ATCC 14580 / DSM13	AAU25156.1 AAU42526.1 CAF05486.1 CAV28373.1	Q65EI8
levansucrase		Bacillus licheniformis RN-01	ACI15886.1	B6DVC6
levansucrase (SacB) (fragment)	2.4.1.10	Bacillus megaterium DSM 319
BMD_1536 (SacB)		Bacillus megaterium DSM319	ADF38395.1
BMD_1568 (SacB)		Bacillus megaterium DSM319	ADF38426.1
BMQ_1554 (SacB)		Bacillus megaterium QM B1551	ADE68586.1
BMQ_1586 (SacB)		Bacillus megaterium QM B1551	ADE68618.1
β-fructofuranosidase	3.2.1.26	Bacillus sp. V230	AAE29783.1 AAV99435.1 BAA32083.1	O82854
levansucrase (SacN)	2.4.1.10	Bacillus subtilis	AAN75494.1 CAK95603.1 CAL23321.1 CAL34058.1	Q8GDF0
BSNT_05203 (SacB)		Bacillus subtilis subsp. natto BEST195	BAI87054.1
levansucrase (SacB;BSU34450)	2.4.1.10	Bacillus subtilis subsp. subtilis str. 168	AAA22724.1 AAA22725.1 ACB45216.1 ACB46534.1 ACF93714.1 BAF93887.1 CAA26513.1 CAB08015.1 CAB15450.1 CAI39222.1 CAI39224.1 CAO78323.1 NP_391325.1	P05655.1	1OYG[A] 1PT2[A] 2VDT[A] 3BYJ[A] 3BYK[A] 3BYL[A] 3BYN[A]
Bind_2021		Beijerinckia indica subsp. indica ATCC 9039	ACB95643.1	B2IF78
Bamb_3698		Burkholderia ambifaria AMMD	ABI89252.1	Q0B9C1
Bamb_6116		Burkholderia ambifaria AMMD	ABI91660.1	Q0B2G3
BamMC406_4171		Burkholderia ambifaria MC40-6	ACB66635.1	B1Z355
Bcen_4096		Burkholderia cenocepacia AU 1054	ABF78985.1	Q1BN20
Bcen2424_4270		Burkholderia cenocepacia HI2424	ABK11005.1	A0B029
BCAM1405		Burkholderia cenocepacia J2315	CAR55262.1	B4EII1
BMAA0466 (SacB)		Burkholderia mallei ATCC 23344	AAU46678.1
BMA10299_1010		Burkholderia mallei NCTC 10229	ABN00553.1	A2RYP9
BMA10247_A1984		Burkholderia mallei NCTC 10247	ABO03647.1	A3MFX4
BMASAVP1_0714		Burkholderia mallei SAVP1	ABM49108.1	A1UWG6
Bphy_6047		Burkholderia phymatum STM815	ACC75109.1	B2JVY2
BURPS1106A_A0735		Burkholderia pseudomallei 1106a	ABN94007.1	A3P361
BURPS1710b_A2102 (SacB)		Burkholderia pseudomallei 1710b	ABA51542.1	Q3JGQ0
BURPS668_A0822		Burkholderia pseudomallei 668	ABN86027.1	A3NHK0
BPSS0543		Burkholderia pseudomallei K96243	CAH38000.1
BTH_II1872		Burkholderia thailandensis E264 ATCC 700388	ABC36154.1	Q2T433
Bcep1808_4836		Burkholderia vietnamiensis G4	ABO57793.1	A4JNE0
Cseg_0465		Caulobacter segnis ATCC 21756	ADG08980.1
Caul_0964		Caulobacter sp. K31	ABZ70094.1	B0SW97
Cfla_3405		Cellulomonas flavigena DSM 20109	ADG76282.1
CMM_0614		Clavibacter michiganensis subsp. michiganensis NCPPB 382	CAN00640.1	A5CNK2
CMS2823		Clavibacter michiganensis subsp. sepedonicus ATCC33113	CAQ02894.1	B0RBJ8
CAC1774	2.4.1.10	Clostridium acetobutylicum ATCC 824	AAK79739.1 NP_348399.1	Q97I79
CAC1772		Clostridium acetobutylicum ATCC 824	AAK79737.1 NP_348397.1	Q97I81
EAM_3468 (LsC)		Erwinia amylovora ATCC 49946	CBJ48143.1
levansucrase (Lsc;EAMY_3695)		Erwinia amylovora CFBP1430	CAH41993.1 CBA24206.1	Q4R0I7
levansucrase (Lsc)	2.4.1.10	Erwinia amylovora EA7/74	AAO96385.1 CAA52972.1	Q46654
ETA_34670 (LsC)		Erwinia tasmaniensis Et1/99	CAO98513.1
ELI_04235 (probable fragment)		Erythrobacter litoralis HTCC2594	ABC62939.1	Q2NBK2
levansucrase (SacB;SurB)	2.4.1.10	Geobacillus stearothermophilus ATCC 12980	AAB97111.1	P94468
LsdA (fragment)		Gluconacetobacter diazotrophicus PAl 5	ABQ82206.1	A5YJ09
GDI0476 (LsdA)		Gluconacetobacter diazotrophicus PAl 5	CAP54419.1	A9H664
levansucrase (LsdA)	2.4.1.10	Gluconacetobacter diazotrophicus PAL3	AAW47883.1	Q43998 Q5I5I3
levansucrase (LdsA)	2.4.1.10	Gluconacetobacter diazotrophicus SRT4	AAB36606.1	Q43998 Q5I5I3	1W18[A,B]
levansucrase (LsxA)	2.4.1.10	Gluconacetobacter xylinus NCI1005	BAA93720.1	Q9LBX1
GOX0873		Gluconobacter oxydans 621H	AAW60646.1
fructosyltransferase (fragment)		Lactobacillus acidophilus TMW 1.987	CAG27602.1	Q6ZXJ0
LCRIS_01741 (SacB)		Lactobacillus crispatus ST1	CBL51188.1
inulosucrase (InuGA;LGAS_1266) (pseudogene)	2.4.1.9	Lactobacillus gasseri ATCC 33323
levansucrase (LevG)	2.4.1.10	Lactobacillus gasseri DSM 20077	ACZ67287.1
inulosucrase (InuGB)	2.4.1.9	Lactobacillus gasseri DSM 20604	ACZ67286.1
FI9785_1296 (InuJ)		Lactobacillus johnsonii FI9785	CAX67156.1
inulosucrase (InuJ;LJ0913)	2.4.1.9	Lactobacillus johnsonii NCC 533	AAS08734.1 NP_964768.1
unnamed protein product		Lactobacillus reuteri	AAU98710.1 CAD19335.1
levansucrase (Lev;FtfB)	2.4.1.10	Lactobacillus reuteri 121	AAO14618.1	Q8GGV4
inulosucrase (Inu;FtfA)	2.4.1.9	Lactobacillus reuteri 121	AAN05575.1 AAR67548.1 AAU98704.1	Q8GP32
lr1889 (fragment)		Lactobacillus reuteri ATCC 55730	ABQ01720.1	A5HJP9
fructosyltransferase (FtfA)		Lactobacillus reuteri LTH5448	CAH25436.1 CAH25436.2	Q683P2
inulosucrase (Inu)		Lactobacillus reuteri TMW1.106	CAL25302.1	Q0VJC5
fructosyltransferase (FtfA)		Lactobacillus reuteri TMW1.106	CAH25435.2
levansucrase (fragment)		Lactobacillus sanfranciscensis	ABB85331.1	A0ELR9
levansucrase (FtfA)	2.4.1.10	Lactobacillus sanfranciscensis TMW 1.392	CAD48195.1	Q70XJ9
inulosucrase (IslA) (fragment)	2.4.1.9	Leuconostoc citreum CW28	AAO25086.1	Q7X481
LEGAS_0227		Leuconostoc gasicomitatum LMG 18811 type strain: LMG 18811	CBL90875.1
levansucrase (LevS)	2.4.1.10	Leuconostoc mesenteroides B-512 F	AAY19523.1	Q1L7R6
levansucrase (M1FT)	2.4.1.10	Leuconostoc mesenteroides B-512FMC	AAT81165.1	Q5IS34
LEUM_1409		Leuconostoc mesenteroides subsp. mesenteroides ATCC 8293	ABJ62502.1	Q03WC0
levansucrase (LevC;LEUM_1410)	2.4.1.10	Leuconostoc mesenteroides subsp. mesenteroides ATCC 8293	ABJ62503.1	Q03WB9
fructansucrase (LevL;LEUM_1411)		Leuconostoc mesenteroides subsp. mesenteroides ATCC 8293	ABJ62504.1	Q03WB8
Saro_1879		Novosphingobium aromaticivorans DSM 12444	ABD26319.1	Q2G754
levansucrase (SacB)	2.4.1.10	Paenibacillus polymyxa CF43	CAB39327.1	Q9Z5E5
levansucrase (LscA)		Pseudomonas chlororaphis subsp. aurantiaca S-4380	AAL09386.1	Q93FU9
PFLU2294		Pseudomonas fluorescens SBW25	CAY48529.1
levansucrase (LscA;Lsc)	2.4.1.10	Pseudomonas syringae pv. glycinea PG4180	AAC36056.1	O52408.1
levansucrase (LscC)	2.4.1.10	Pseudomonas syringae pv. glycinea PG4180	AAK49952.1	Q93TM1
levansucrase (LscB)	2.4.1.10	Pseudomonas syringae pv. glycinea PG4180	AAK49951.1	Q71RT3
levansucrase (Lsc)	2.4.1.10	Pseudomonas syringae pv. phaseolicola	AAC36063.1	O68609.1
PSPPH_4994		Pseudomonas syringae pv. phaseolicola 1448A BAA-978	AAZ36063.1	Q48C15
PSPPH_2074		Pseudomonas syringae pv. phaseolicola 1448A BAA-978	AAZ37865.1	Q48JY3
PSPPH_A0027		Pseudomonas syringae pv. phaseolicola 1448A BAA-978	AAZ38051.1	Q48BC9
Psyr_0754		Pseudomonas syringae pv. syringae B728a	AAY35812.1	Q4ZYG0
Psyr_2103		Pseudomonas syringae pv. syringae B728a	AAY37146.1	Q4ZUM6
levansucrase (Lsc1;Lsc-1PSPTO1453)	2.4.1.10	Pseudomonas syringae pv. tomato str. DC3000	AAO54974.1 NP_791279.1
levansucrase (Lsc2;Lsc-2;PSPTO2305)	2.4.1.10	Pseudomonas syringae pv. tomato str. DC3000	AAO55819.1 NP_792124.1
levansucrase (Lsc3;Lsc-3;PSPTOA0032)	2.4.1.10	Pseudomonas syringae pv. tomato str. DC3000	AAO59056.1 NP_808690.1
levansucrase	2.4.1.10	Rahnella aquatilis	AAK14794.1	Q9AEX9
levansucrase (LsrA;SacB)	2.4.1.10	Rahnella aquatilis ATCC 33071	AAC36458.1	O54435.1
levansucrase (Lsc)		Sphingobium chungbukense	AAY53810.1	Q4TTT0
levansucrase (FTF)	2.4.1.10	Streptococcus mutans GS5	AAA88584.1	P11701.2
SmuNN2025_1766 (SacB)		Streptococcus mutans NN2025	BAH88792.1
levansucrase; β-D-fructosyltransferase (SacB;SMU.2028)		Streptococcus mutans UA159	AAN59631.1 NP_722325.1
Ftf		Streptococcus ratti	BAH86589.1
levansucrase (Ftf)	2.4.1.10	Streptococcus salivarius ATCC 25975	AAA71925.1	Q55242
SCAB_18831		Streptomyces scabiei 87.22	CBG69007.1
FTF (fragment)		Weissella confusa MBF8-2	ACK87020.1	B8Y628
fructansucrase (Ftf)		Weissella confusa MBFCNC-2(1)	ADB27748.1
levansucrase (SacB,LevU,SucE2)	2.4.1.10	Zymomonas mobilis	AAA27702.1 BAA04475.1	Q60114.1
invertase B (SacC,InvB,SucE3)	3.2.1.26	Zymomonas mobilis subsp. mobilis ATCC 10988	AAA61488.1 AAA69504.1 AAC36942.1 AAG29871.1 AAY03329.1 BAA04476.1	Q60115.2
levansucrase (LevU)	2.4.1.10	Zymomonas mobilis subsp. mobilis ATCC 10988 ZM1 / ATCC10988	AAA27695.1	C5TDK4
Za10_0867		Zymomonas mobilis subsp. mobilis NCIB 11163	ACV75413.1
Za10_0866		Zymomonas mobilis subsp. mobilis NCIB 11163	ACV75412.1
invertase B (SacC;InvB;ZMO0375;SucE3)	3.2.1.26	Zymomonas mobilis subsp. mobilis ZM4	AAV88999.1 AAV88999.2
levansucrase (SacB;LevU;ZMO0374;SucE2)	2.4.1.10	Zymomonas mobilis subsp. mobilis ZM4	AAG29870.1 AAV88998.1