Glycoside Hydrolase Family 43

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.-)
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 (10172); Uniprot accession (1416); PDB accession (81); 3D entries (39); cryst (3)
All (9594) Archaea (17) Bacteria (9113) Eukaryota (431) Viruses (5) unclassified (28) Structure (39 - 3 cryst) Characterized (152)
| 1 | 2 | 3 | 4 | 5 |
Eukaryota
Protein Name EC#OrganismGenBank UniprotPDB/3D Subf
 ORF   Leptosphaeria maculans JN3 CBX97805.1 E5A2K9   24
 ORF   Leptosphaeria maculans JN3 CCT61079.1     24
 XYS-L5   Leptosphaerulina chartarum SJTU59 AGV40652.1     1
 endo-α-1,5-L-arabinanase (Abn1)   Leucoagaricus gongylophorus Ae322 CDJ79832.1     5
 LRAMOSA05331   Lichtheimia ramosa CDS13153.1     14
 LRAMOSA01008   Lichtheimia ramosa CDS03606.1     5
 MG02373.4   Magnaporthe oryzae 70-15 XP_365671.1
EAA54388.1
G4MQZ5   6
 MG07520.4   Magnaporthe oryzae 70-15 XP_367609.1 G4N1Q4   30
 α-L-arabinofuranosidase B (AbfB;MoAbfB;MG06843;MGG_06843( 3.2.1.55 Magnaporthe oryzae 70-15 XP_370346.1 G4MMH2   26
 MG03844.4   Magnaporthe oryzae 70-15 XP_361370.1 G4NHG9   24
 MG04922.4   Magnaporthe oryzae 70-15 XP_359855.1 G4N350   26
 MG04376.4   Magnaporthe oryzae 70-15 XP_361931.1 G4MZC8   34
 MG00570.4   Magnaporthe oryzae 70-15 XP_368674.1 G4NBC9   21
 MG02911.4   Magnaporthe oryzae 70-15 XP_366835.1 G5EHS5
Q2KFL1
  1
 MG09223.4   Magnaporthe oryzae 70-15 XP_364378.1 G4MPT4   26
 MG10628.4   Magnaporthe oryzae 70-15 XP_366410.1 G4MQC3   11
 MG09098.4   Magnaporthe oryzae 70-15 XP_364253.1
EHA51397.1
G4MZV3   34
 MG09098.4   Magnaporthe oryzae 70-15 XP_364253.1
EHA51397.1
G4MZV3   22
 MG08496.4   Magnaporthe oryzae 70-15 XP_362941.1 G4NAP1   29
 MG09147.4   Magnaporthe oryzae 70-15 XP_364302.1 G5EH46
Q2KET7
  22
 MG09988.4   Magnaporthe oryzae 70-15 XP_365143.1 G4N9M0   36
 MG10621.4   Magnaporthe oryzae 70-15 XP_366403.1     29
 MGG_05479   Magnaporthe oryzae 70-15 XP_003710344.1
XP_360104.1
    14
 MGG_09148   Magnaporthe oryzae 70-15 XP_003711237.1
XP_364303.1
Q2KET6   26
 MGG_00574   Magnaporthe oryzae 70-15 XP_003718471.1
XP_368670.1
    24
 MSYG_3559   Malassezia sympodialis ATCC 42132 SHO79210.1     26
 MtrDRAFT_AC140720g3v1   Medicago truncatula ABE79581.1
ABE79581.2
ABE82258.1
ABE85863.2
G7JE26   24
 BN887_04096   Melanopsichium pennsylvanicum 4 CDI52617.1    
 BN887_05741   Melanopsichium pennsylvanicum 4 CDI53959.1     21
 BN887_05463   Melanopsichium pennsylvanicum 4 CDI55427.1     30
 BN887_01568   Melanopsichium pennsylvanicum 4 CDI52313.1     21
 BN887_01114   Melanopsichium pennsylvanicum 4 CDI53398.1     24
 W5-CAT7 (fragment)   Neocallimastix patriciarum W5 AEX92721.1     16
 NCU00852.1   Neurospora crassa OR74A EAA34736.1
XP_325032.1
Q7SD87   30
 NCU06861.1   Neurospora crassa OR74A XP_327147.1     24
 NCU09652.1   Neurospora crassa OR74A XP_330302.1 Q7S271   11
 NCU01900.1   Neurospora crassa OR74A XP_329090.1     1
 NCU05965.1   Neurospora crassa OR74A XP_325820.1 Q7S1V6   21
 NCU07326.1   Neurospora crassa OR74A EAA33248.1
XP_327612.1
    22
 NCU09170.1   Neurospora crassa OR74A XP_331562.1 Q7S345   26
 Os01g0879400   Oryza sativa Japonica Group BAF06901.1
BAC06214.1
BAC07339.1
BAD81666.1
BAD81898.1
BAS75540.1
Q5N9F8   24
 Os12g0406100   Oryza sativa Japonica Group BAF29649.1
BAG91909.1
BAT16831.1
Q0INR6   24
 β-1,4-xylosidase (PtXyl43) (Xyl43) 3.2.1.37 Paecilomyces sp. J18 / Paecilomyces thermophila J18 ADM33794.1     1
 β-xylosidase, partial (fragment)   Parastagonospora nodorum AFM57343.1
AFM57344.1
AFM57352.1
AFM57353.1
AFM57354.1
AFM57355.1
AFM57356.1
AFM57357.1
AFM57358.1
AFM57359.1
AFM57360.1
AFM57361.1
AFM57363.1
AFM57381.1
AFM57430.1
AFM57431.1
AFM57432.1
AFM57433.1
AFM57434.1
AFM57435.1
AFM57436.1
AFM57437.1
AFM57438.1
AFM57439.1
AFM57440.1
AFM57441.1
AFM57442.1
AFM57443.1
AFM57444.1
AFM57445.1
AFM57446.1
AFM57447.1
AFM57450.1
AFM57451.1
AFM57452.1
AFM57453.1
AFM57454.1
AFM57455.1
AFM57456.1
AFM57457.1
AFM57458.1
AFM57459.1
AFM57460.1
AFM57461.1
AFM57462.1
AFM57463.1
AFM57464.1
AFM57465.1
AFM57466.1
AFM57467.1
AFM57468.1
AFM57469.1
AFM57470.1
AFM57474.1
AFM57475.1
AFM57476.1
AFM57477.1
AFM57478.1
AFM57479.1
AFM57482.1
AFM57483.1
AFM57484.1
AFM57485.1
AFM57486.1
AFM57487.1
AFM57488.1
AFM57489.1
AFM57490.1
AFM57491.1
AFM57492.1
AFM57493.1
AFM57494.1
AFM57496.1
AFM57497.1
AFM57498.1
AFM57499.1
AFM57500.1
AFM57501.1
AFM57502.1
AFM57503.1
AFM57504.1
AFM57505.1
AFM57506.1
AFM57507.1
AFM57509.1
AFM57511.1
AFM57512.1
AFM57514.1
AFM57515.1
AFM57516.1
AFM57517.1
AFM57518.1
AFM57519.1
AFM57520.1
AFM57521.1
AFM57522.1
AFM57523.1
AFM57524.1
AFM57525.1
AFM57526.1
AFM57527.1
AFM57528.1
AFM57529.1
AFM57530.1
AFM57531.1
AFM57532.1
AFM57533.1
AFM57534.1
AFM57535.1
AFM57536.1
AFM57537.1
AFM57538.1
AFM57539.1
AFM57540.1
AFM57541.1
AFM57542.1
AFM57543.1
AFM57544.1
AFM57545.1
AFM57546.1
AFM57547.1
AFM57548.1
AFM57549.1
AFM57552.1
AFM57557.1
AFM57558.1
AFM57559.1
AFM57560.1
AFM57561.1
AFM57562.1
AFM57563.1
AFM57564.1
AFM57565.1
AFM57566.1
AFM57567.1
AFM57568.1
AFM57569.1
AFM57570.1
AFM57571.1
AFM57572.1
AFM57573.1
AFM57574.1
AFM57575.1
AFM57576.1
AFM57577.1
AFM57578.1
AFM57579.1
AFM57580.1
AFM57581.1
AFM57582.1
AFM57583.1
AFM57584.1
AFM57585.1
AFM57586.1
AFM57587.1
AFM57588.1
AFM57589.1
AFM57594.1
AFM57595.1
AFM57596.1
AFM57597.1
AFM57601.1
AFM57602.1
AFM57603.1
AFM57604.1
AFM57605.1
AFM57606.1
AFM57607.1
AFM57608.1
AFM57613.1
AFM57614.1
AFM57615.1
AFM57616.1
AFM57620.1
AFM57622.1
AFM57624.1
AFM57625.1
AFM57627.1
AFM57628.1
AFM57629.1
AFM57631.1
AFM57632.1
AFM57633.1
AFM57635.1
AFM57637.1
AFM57639.1
AFM57640.1
AFM57641.1
AFM57643.1
AFM57644.1
AFM57645.1
AFM57646.1
AFM57647.1
AFM57648.1
AFM57649.1
AFM57650.1
AFM57651.1
AFM57652.1
AFM57653.1
AFM57654.1
AFM57655.1
AFM57656.1
AFM57657.1
AFM57658.1
AFM57659.1
AFM57660.1
AFM57661.1
AFM57662.1
AFM57663.1
AFM57664.1
AFM57665.1
AFM57666.1
AFM57667.1
AFM57668.1
AFM57669.1
AFM57672.1
AFM57676.1
    1
 β-xylosidase, partial (fragment)   Parastagonospora nodorum AFM57448.1
AFM57449.1
    1
 β-xylosidase, partial (fragment)   Parastagonospora nodorum AFM57495.1
AFM57508.1
AFM57510.1
AFM57513.1
    1
 β-xylosidase, partial (fragment)   Parastagonospora nodorum AFM57681.1
AFM57690.1
    1
 ORF   Passalora fulva 0WU AQA29336.1     22
 ORF   Passalora fulva 0WU AQA29343.1     24
 ORF   Passalora fulva 0WU AQA29338.1     6
 ORF   Passalora fulva 0WU AQA29340.1     6
 arabinan endo-α-1,5-L-arabinosidase (AbnC;Abnc) 3.2.1.99 Penicillium chrysogenum 31B BAD15018.1 Q75WE6   6
 endo-α-1,5-L-arabinanase (AbnS1) 3.2.1.99 Penicillium chrysogenum 31B BAD89094.2
BAD89094.1
BAJ49868.1
Q5H7M8 cryst 6
 single-substituted arabinan-specific α-L-arabinofuranosidase (PcAbf43A;Pc06g00650) (Abf43A) 3.2.1.55 Penicillium chrysogenum 31B BAM73651.1     26
 α-L-arabinofuranosidase (PcAbf43B) (Abf43B) 3.2.1.55 Penicillium chrysogenum 31B BAQ35744.1     21
 LN204LF1 (fragment)   Penicillium chrysogenum NRRL 1951 AAY23174.1 Q2YFD6   1
 LN204LF2 (fragment)   Penicillium chrysogenum NRRL 1951 AAY23175.1 Q2YFD5   1
 β-xylosidase S2 3.2.1.37 Penicillium herquei IFO 4674 BAC75546.1 Q870E8   1
 PDE_01468   Penicillium oxalicum 114-2 EPS26531.1     25
 α-L-arabinofuranosidase 1   Penicillium oxalicum GZ-2 AIO06735.1     36
 α-L-arabinofuranosidase 3   Penicillium oxalicum GZ-2 AIO06737.1     29
 α-L-arabinofuranosidase 4   Penicillium oxalicum GZ-2 AIO06738.1     30
 α-L-arabinofuranosidase 5 (fragment)   Penicillium oxalicum GZ-2 AIO06739.1     6
 PP122   Penicillium paxilli PN2013 ADO29936.1 E3UBL8   30
 Pc12g02040   Penicillium rubens Wisconsin 54-1255 CAP79831.1 B6GZL3   6
 Pc13g15920 (AbnS1)   Penicillium rubens Wisconsin 54-1255 CAP92661.1 B6H2Z7   6
 Pc06g00650   Penicillium rubens Wisconsin 54-1255 CAP79058.1 B6GW09   26
 Pc12g01330   Penicillium rubens Wisconsin 54-1255 CAP79760.1 B6GYS2   30
 Pc12g10800   Penicillium rubens Wisconsin 54-1255 CAP80707.1 B6H102   6
 Pc16g08140   Penicillium rubens Wisconsin 54-1255 CAP93484.1 B6H7R6   13
 Pc20g01820   Penicillium rubens Wisconsin 54-1255 CAP85511.1 B6HE15   13
 Pc20g04270   Penicillium rubens Wisconsin 54-1255 CAP85756.1 B6HDH5   6
 Pc20g09380   Penicillium rubens Wisconsin 54-1255 CAP86267.1 B6HF97   1
 Pc20g15730   Penicillium rubens Wisconsin 54-1255 CAP86902.1 B6HE62   6
 Pc21g10200   Penicillium rubens Wisconsin 54-1255 CAP95917.1 B6HI38   14
 Pc12g12910   Penicillium rubens Wisconsin 54-1255 CAP80918.1 B6GZA7   6
 Pc18g02260   Penicillium rubens Wisconsin 54-1255 CAP94450.1 B6HCV0   21
 Pc22g09450   Penicillium rubens Wisconsin 54-1255 CAP98233.1 B6HUF8   24
 β-xylosidase (fragment)   Phaeosphaeria avenaria AFM57362.1     1
 β-xylosidase, partial (fragment)   Phaeosphaeria avenaria AFM57675.1     1
 β-xylosidase, partial (fragment)   Phaeosphaeria avenaria f. sp. tritici 1 MM-2012 x Phaeosphaeria nodorum AFM57389.1     1
 β-xylosidase, partial (fragment)   Phaeosphaeria avenaria f. sp. tritici 1 MM-2012 x Phaeosphaeria nodorum AFM57401.1
AFM57402.1
AFM57403.1
AFM57405.1
AFM57407.1
AFM57408.1
AFM57642.1
    1
 β-xylosidase, partial (fragment)   Phaeosphaeria avenaria f. sp. tritici 1 MM-2012 x Phaeosphaeria nodorum AFM57550.1
AFM57551.1
AFM57553.1
AFM57554.1
AFM57555.1
AFM57556.1
    1
 β-xylosidase, partial (fragment)   Phaeosphaeria sp. 1 MM-2012 AFM57609.1
AFM57612.1
AFM57617.1
AFM57621.1
AFM57630.1
AFM57634.1
    1
 β-xylosidase, partial (fragment)   Phaeosphaeria sp. 1 MM-2012 AFM57610.1     1
 β-xylosidase, partial (fragment)   Phaeosphaeria sp. 2 MM-2012 AFM57636.1     1
 β-xylosidase, partial (fragment)   Phaeosphaeria sp. 2 MM-2012 AFM57638.1     1
 exo-β-1,3-galactanase (Pc1,3Gal43A) (1,3Gal43A) 3.2.1.145 Phanerochaete chrysosporium BAD98241.1 Q50KB2 cryst 24
 endo-α-1,5-L-arabinanase (Ara;PcARA) 3.2.1.99 Phanerochaete chrysosporium BKM-F-1767 AFN42888.1     5
 ORF   Phanerochaete chrysosporium BKM-F-1767 AFW16060.1     30
 β-xylosidase / α-L-arabinofuranosidase (Xyl;PcXyl) 3.2.1.37 Phanerochaete chrysosporium BKM-F-1767 AFW16059.1     14
 Putative xylosidase/arabinosidase   Podospora anserina S mat+ CDP24494.1     1
 ORF   Podospora anserina S mat+ CDP25259.1     30
 Pa_5_10430   Podospora anserina S mat+ CDP30310.1
CAP65827.1
B2API4   36
 unnamed protein product   Podospora anserina S mat+ CAP59767.1
CDP22411.1
B2A9M0   30
 unnamed protein product   Podospora anserina S mat+ CAP62335.1
CDP31635.1
B2AFW4   26
 unnamed protein product   Podospora anserina S mat+ CAP62345.1
CDP31625.1
B2AFX4   24
 unnamed protein product   Podospora anserina S mat+ CAP65087.1
CDP29823.1
B2AM98   29
 unnamed protein product (fragment)   Podospora anserina S mat+ CAP65821.1
CDP30316.1
B2APH7  
 Pa_4_7540   Podospora anserina S mat+ CAP66747.1
CDP28482.1
B2ARG9   21
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