Glycoside Hydrolase Family 43 / Subf 34

Activities in Familyβ-xylosidase (EC; α-L-arabinofuranosidase (EC; arabinanase (EC; xylanase (EC; galactan 1,3-β-galactosidase (EC; 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
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. 82:1686-1692 (PMID: 26729713).
External resourcesCAZypedia;
Commercial Enzyme Provider(s)MEGAZYME; NZYTech; PROZOMIX;
Statistics GenBank accession (387); Uniprot accession (53); PDB accession (2); 3D entries (2); cryst (0)
Protein Name EC#Organism GenBankUniprotPDB/3DSubf
 AN1870.2   Aspergillus nidulans FGSC A4 EAA65035.1 Q5BC60   34
 xylanase (XynZF-3)   Aspergillus niger AFK10492.2
 An11g03120 (XynVI)   Aspergillus niger CBS 513.88 CAK40644.1 A2QVZ0   34
 xylanase D (XlnD)   Aspergillus niger DMS1957 ACF75334.1 B5AMY9   34
 xylosidase:arabinofuranosidase   Aspergillus niger DSM 26641 ALN49268.1     34
 XynVI (fragment)   Aspergillus niger E-1 BAO02698.1     34
 AO090003000239 (fragment)   Aspergillus oryzae RIB40 BAE57447.1 Q2ULW8   34
 ORF   Cladosporium cladosporioides AMB51804.1     34
 A9K55_006062   Cordyceps militaris ATCC 34164 ATY59890.1     34
 FFUJ_11940   Fusarium fujikuroi IMI 58289 CCT75894.1     34
 unnamed protein product   Fusarium graminearum PH-1 CEF77714.1     34
 FVRRES_05903   Fusarium venenatum A3/5 CEI61467.1     34
 ORF   Hypocrella siamensis MTCC 10142 ANH22735.1     34
 ORF   Leptosphaeria maculans JN3 CBX93245.1 E4ZNM6   34
 MG04376.4   Magnaporthe oryzae 70-15 XP_361931.1 G4MZC8   34
 MG09098.4   Magnaporthe oryzae 70-15 XP_364253.1
G4MZV3   34
 ZT1A5_G9170   Zymoseptoria tritici ST99CH_1A5 SMY27725.1     34
 ZT1E4_G9259   Zymoseptoria tritici ST99CH_1E4 SMR58524.1     34
 ZT3D1_G9176   Zymoseptoria tritici ST99CH_3D1 SMR61514.1     34
 ZT3D7_G9244   Zymoseptoria tritici ST99CH_3D7 SMQ54090.1     34

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