Glycoside Hydrolase Family 9

Activities in FamilyEndo-β-1,4-glucanase (xanthanase) (EC 3.2.1.-);
Xyloglucan-specific endo-β-1,4-glucanase / endo-xyloglucanase (EC 3.2.1.151);
Exo-β-1,4-glucosaminidase (EC 3.2.1.165);
Endo-β-1,4-glucanase (EC 3.2.1.4);
Endo-β-1,3(4)-glucanase / lichenase-laminarinase (EC 3.2.1.6);
Lichenase / endo-β-1,3-1,4-glucanase (EC 3.2.1.73);
Exo-β-1,4-glucanase / cellodextrinase (EC 3.2.1.74);
Endo-β-1,4-xylanase (EC 3.2.1.8);
Cellobiohydrolase (EC 3.2.1.91);
Mechanism Inverting e
3D Structure Status( α / α ) 6 barrel
Catalytic Nucleophile/BaseAsp (experimental)
Catalytic Proton DonorGlu (experimental)
Noteformerly known as cellulase family E.
External resourcesCAZypedia; HOMSTRAD; PROSITE;
Statistics GenBank accession (7156); Uniprot accession (194); PDB accession (57); 3D entries (22); cryst (0)
| 1 | ... | 26 | 27 | 28 | 29 | 30 | 31 | 32 | 33 | 34 | ... | 40 |
Bacteria
Protein Name EC#OrganismGenBank UniprotPDB/3D
 IM867_12470   Thermobifida fusca UPMC 901 QOS58207.1    
 endo-β-1,4-glucanase (E1; EGtf1; Tfu_1627) (Cel9B) 3.2.1.4 Thermobifida fusca YX AAC06387.1
AAZ55662.1
Q08166
Q47PF7
 
 endo/exo-β-1,4-glucanase 9A (E4; CelD; TfCel9A; Tfu_2176) (processive) (Cel9A) 3.2.1.4 Thermobifida fusca YX AAB42155.1
AAA27397.1
AAZ56209.1
P26221
Q47MW0
1JS4[A,B]
1TF4[A,B]
3TF4[A,B]
4TF4[A,B]
 NI17_006280   Thermobifida halotolerans DSM 44931 UOE20794.1    
 NI17_013510   Thermobifida halotolerans DSM 44931 UOE17891.1    
 endo-β-1,4-glucanase (ThCel9A) (Cel9A) 3.2.1.4 Thermobifida halotolerans YIM 90462 AEH04391.1 G4XKY7  
 endo-β-1,4-glucanase Z / avicelase I (CelZ) 3.2.1.4 Thermoclostridium stercorarium CAA39010.1 P23659  
 ODU73_001936   Thermoclostridium stercorarium RKWS1 UZQ84867.1    
 endo-glucanase 9Z (Cel9Z; CelZ; Cst_c18960) 3.2.1.4 Thermoclostridium stercorarium subsp. stercorarium DSM 8532 AGI39870.1
AGC68873.1
L7VTG9  
 CSTERTH_09150   Thermoclostridium stercorarium subsp. thermolacticum DSM 2910 ANW99179.1    
 IMW88_08545   Thermoflavifilum sp. isolate Bu77 QOR77179.1    
 IMW88_03695   Thermoflavifilum sp. isolate Bu77 QOR76655.1    
 KTA_21700   Thermogemmatispora argillosa A3-2 BBH93971.1    
 KTA_36230   Thermogemmatispora argillosa A3-2 BBH95424.1    
 H9L17_10955   Thermomonas brevis KACC 16975 QNN45721.1    
 KTC_17220   Thermosporothrix sp. COM3 BBH86971.1    
 EW093_07365   Thiospirochaeta perfilievii QEN04525.1    
 EW093_02610   Thiospirochaeta perfilievii QEN03635.1    
 J1836_016595   Thiothrix fructosivorans ATCC 49748 QTX10188.1    
 RCF98_17240   Thiothrix lacustris MK1 WML90696.1    
 RCS87_10050   Thiothrix lacustris WS WMP15737.1    
 RCS87_00820   Thiothrix lacustris WS WMP17625.1    
 L2Y54_15545   Thiothrix winogradskyi CT3 UJS23347.1    
 TRBR_04010   Treponema bryantii JCM 32280 BDC92304.1    
 Tresu_2492   Treponema succinifaciens DSM 2489 AEB15354.1    
 P0M28_08215   Tunicatimonas pelagia NBRC 107804 WKN44946.1    
 RM788_47885   Umezawaea sp. Da 62-37 WNV85759.1    
 RM788_17500   Umezawaea sp. Da 62-37 WNV90021.1    
 RM788_08660   Umezawaea sp. Da 62-37 WNV88351.1    
 RM788_07725   Umezawaea sp. Da 62-37 WNV88171.1    
 HGMM_OP2C327   uncultured Acetothermia bacterium BAL58779.1    
 glycoside hydrolase   uncultured bacterium AMO13180.1    
 glycoside hydrolase, partial (fragment)   uncultured bacterium AMO13183.1    
 glycoside hydrolase (fragment)   uncultured bacterium AMO13181.1    
 glycoside hydrolase, partial (fragment)   uncultured bacterium AMO13182.1    
 GH9   uncultured bacterium AQQ74859.1    
 Endoglucanase D precursor   uncultured bacterium SIP56294.1    
 Endoglucanase D precursor   uncultured bacterium SIP56285.1    
 Glyco_hydro_9, partial (fragment)   uncultured bacterium AIA83520.2    
 endoglucanase (Cel9A; BP_Cel9A) 3.2.1.6
3.2.1.151
uncultured bacterium AXR85444.1 A0A346PYQ5  
 cellulase (029cel;Cel;CRATCEL) (possible fragment)   uncultured bacterium CAD61242.1    
 GH9 cellulase (Gh9A)   uncultured bacterium QFE31800.1    
 endoglucanase (UmCel9-y;GHF9s016) 3.2.1.73 uncultured bacterium AEC04945.1
ALA62876.1
F4YTG7  
 endoglucanase (Gh9D)   uncultured bacterium QIN90903.1    
 ORF   uncultured bacterium QIN90902.1    
 endoglucanase (Gh9B)   uncultured bacterium QIN90901.1    
 ORF   uncultured bacterium QIN90900.1    
 endoglucanase (Gh9E)   uncultured bacterium QIN90904.1    
 ORF   uncultured bacterium QIN90905.1    
 endo-β-1,4-glucanase (LScel4;LS4;Cel) 3.2.1.4 uncultured bacterium CAF22221.1 Q5NJL8  
 cellulase (CelA2;BP-CelA2) 3.2.1.4 uncultured bacterium AEW10553.1
AGT17861.1
H2BNN6  
 cellulase (CelA31;TE-31G3)   uncultured bacterium AEW10552.1    
 CMC3B6-ORF14 (Enx3)   uncultured bacterium AEV59722.1    
 YBcontig201-00018-4   uncultured bacterium ADU86912.1    
 YBcontig310-00423-8   uncultured bacterium ADU86915.1    
 YBcontig201-00018-5   uncultured bacterium ADU86913.1    
 endo-β-1,4-glucanase (UmCel9A) (Cel9A) 3.2.1.4 uncultured bacterium ABB51609.1 Q308B9  
 endo-β-1,4-glucanase (UmCel9B) (Cel9B) 3.2.1.4 uncultured bacterium ABB51610.1 Q308B8  
 endo-β-1,4-glucanase (UmCel9C) (Cel9C) 3.2.1.4 uncultured bacterium ABB51611.1 Q308B7  
 ORF (fragment)   uncultured bacterium AFI56491.1    
 BgGlu4-1   uncultured bacterium AGN70390.1    
 endo-β-1,4-glucanase   uncultured bacterium WUV41754.1    
 ORF1 (fragment)   uncultured bacterium AFK82697.1    
 cellulase (Lc-CelF)   uncultured bacterium AHL27899.1    
 cellulase (Lc-CelG) 3.2.1.4 uncultured bacterium AHL27900.1 W8PF21 3X17[A,B]
 4348GL12_004 / 4348GL8_004   uncultured bacterium ABW39317.1
ABW39321.1
   
 4348GL17_002   uncultured bacterium ABW39318.1    
 4348GL3_005   uncultured bacterium ABW39320.1    
 4399GL48_001   uncultured bacterium ABW39322.1    
 4399GL52_002   uncultured bacterium ABW39323.1    
 4399GL54_002   uncultured bacterium ABW39324.1    
 4399GL57_002   uncultured bacterium ABW39325.1    
 4399GL59_001   uncultured bacterium ABW39326.1    
 4399GL62_002   uncultured bacterium ABW39327.1    
 4399GL63_001   uncultured bacterium ABW39328.1    
 4399GL64_001   uncultured bacterium ABW39329.1    
 4399GL65_002 / 4348GL19_001   uncultured bacterium ABW39330.1
ABW39319.1
   
 4399GL67_001   uncultured bacterium ABW39331.1    
 cellulase   uncultured bacterium AIJ49749.1    
 ORF   uncultured bacterium Ad_057_F22 AIF25914.1    
 AKSOIL_0184   uncultured bacterium BLR10 ACN58963.1    
 cellulose 1,4-β-cellobiosidase   uncultured bacterium contig00009 AGS52819.1    
 glycoside hydrolase family 9   uncultured bacterium contig00016 AGS52900.1    
 cellulase   uncultured bacterium contig00060 AGS53175.1    
 cellulase   uncultured bacterium contig00081 AGS53188.1    
 cellodextrinase   uncultured bacterium contig00102 AGS53231.1    
 endoglucanase D precursor   uncultured bacterium contig00166 AGS54245.1    
 ORF (fragment)   uncultured bacterium Contig1468_n_1482_cl AHF26414.1    
 ORF (fragment)   uncultured bacterium Contig1468_n_1482_cl AHF26415.1    
 ORF   uncultured bacterium Contig15 AHF23853.1    
 ORF   uncultured bacterium Contig1758 AHF24789.1    
 ORF   uncultured bacterium Contig27 AHF24627.1    
 ORF   uncultured bacterium Contig52 AHF25085.1    
 endoglucanase (fragment)   uncultured bacterium Contigcl_141 AHF25789.1    
 ORF (fragment)   uncultured bacterium Contigcl_1794 AHF26241.1    
 EJN92_11055   Undibacterium parvum DSM 23061 AZP12496.1    
 EJG51_013685   Undibacterium piscinae S11R28 QJQ06719.1    
 HZI73_23470   Vallitalea pronyensis FatNI3 QUI25071.1    
 CMV30_10165   Verrucomicrobiota bacterium HZ-65 ATC64286.1    
 VASRM7_442   Verrucosispora sp. MS100047 AIS85682.1    
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