Glycoside Hydrolase Family 43 / Subf 24

Activities in Familyβ-xylosidase (EC 3.2.1.37); α-L-arabinofuranosidase (EC 3.2.1.55); arabinanase (EC 3.2.1.99); xylanase (EC 3.2.1.8); galactan 1,3-β-galactosidase (EC 3.2.1.145); α-1,2-L-arabinofuranosidase (EC 3.2.1.-); exo-α-1,5-L-arabinofuranosidase (EC 3.2.1.-); [inverting] exo-α-1,5-L-arabinanase (EC 3.2.1.-); β-1,3-xylosidase (EC 3.2.1.-)
Activities in Sub Family
Mechanism Inverting
ClanGH-F
3D Structure Status5-fold β-propeller
Catalytic Nucleophile/BaseAsp
Catalytic Proton DonorGlu
NoteMany members have been assigned to subfamilies as described by Mewis et al. (2016) Appl. Environm. Microbiol. in press (PMID: 26729713).
External resourcesCAZypedia;
Commercial Enzyme Provider(s)MEGAZYME; NZYTech; PROZOMIX;
Statistics GenBank accession (392); Uniprot accession (82); PDB accession (7); 3D entries (4); cryst (1)
All (355) Bacteria (309) Eukaryota (45) unclassified (1) Structure (4 - 1 cryst) Characterized (9)
Bacteria
Protein Name EC#OrganismGenBank UniprotPDB/3DSubf
 exo-β-1,3-galactanase (BT0265;BT_0265) 3.2.1.145 Bacteroides thetaiotaomicron VPI-5482 AAO75372.1
NP_809178.1
Q8AB46   24
 exo-β-1,3-galactanase (BLLJ_1840) 3.2.1.145 Bifidobacterium longum subsp. longum JCM 1217 BAJ67504.1     24
 [arabinogalactan] exo-β-1,3-galactanase (Ct1,3Gal43A;CtGH43;Cthe_0661) (1,3Gal43A) 3.2.1.145 Ruminiclostridium thermocellum ATCC 27405 ABN51896.1 A3DD67 3VSF[A,B,C,D,E,F]
3VSZ[A,B,C,D,E,F]
3VT0[A,B,C,D,E,F]
3VT1[A,B,C,D,E,F]
3VT2[A,B,C,D,E,F]
24
 exo-β-1,3-galactanase (Sa1,3Gal43A;SAV2109) (1,3Gal43A) 3.2.1.145 Streptomyces avermitilis MA-4680 = NBRC 14893 BAC69820.1
NP_823285.1
    24
 exo-β-1,3-galactanase (SGalase2) 3.2.1.145 Streptomyces sp. 19(2012) AFH55135.1     24
 exo-β-1,3-galactanase (SGalase1) (partial) 3.2.1.145 Streptomyces sp. 19(2012) AFH55134.1     24
Eukaryota
Protein Name EC#OrganismGenBank UniprotPDB/3DSubf
 exo-β-1,3-galactanase (Fo/1,3Gal) 3.2.1.145 Fusarium oxysporum 12S BAG80558.1 B6F260   24
 exo-β-1,3-galactanase (Il3Gal;Il1,3GAL) 3.2.1.145 Irpex lacteus NBRC 5367 BAH29957.1 B9ZZS1   24
 exo-β-1,3-galactanase (Pc1,3Gal43A) (1,3Gal43A) 3.2.1.145 Phanerochaete chrysosporium BAD98241.1 Q50KB2 cryst 24
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