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Glycoside Hydrolase Family 44

Activities in FamilyXyloglucan-specific endo-β-1,4-glucanase / endo-xyloglucanase (EC 3.2.1.151);
Endo-β-1,4-glucanase (EC 3.2.1.4);
Endo-β-1,4-xylanase (EC 3.2.1.8);
Mechanism Retaining e
3D Structure Status( β / α ) 8 barrel
Catalytic Nucleophile/BaseGlu
Catalytic Proton DonorGlu
Noteformerly known as cellulase family J. Note that the stereochemistry of the reaction has recently been corrected : Kitago et al., J. Biol. Chem. 282(2007)35703-11 (PMID: 17905739)
External resourcesCAZypedia;
Commercial Enzyme Provider(s)NZYTech; PROZOMIX;
Statistics GenBank accession (377); Uniprot accession (14); PDB accession (14); 3D entries (4); cryst (0)
Summary
Download GH44 (426) Taxonomic display Structure (4) Characterized (14)
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Bacteria
Protein Name EC#OrganismGenBank UniprotPDB/3D
 Clocl_1564   Acetivibrio clariflavus DSM 19732 AEV68200.1    
 HVS_00310 (Mana1)   Acetivibrio saccincola GGR1 AUG56050.1    
 AD2_01615   Acetivibrio thermocellus AD2 ALX08608.1    
 broad substrate-specificity xyloglucanase J / processive endoglucanase (CelJ;Cthe_0624) (Cel9D/Cel9J+Cel44A) 3.2.1.151 Acetivibrio thermocellus ATCC 27405 ABN51859.1 A3DD30  
 Clo1313_1604   Acetivibrio thermocellus DSM 1313 ADU74665.1    
 LQRI_1616   Acetivibrio thermocellus DSM 2360 LQRI ANV76357.1    
 endoglucanase J (CelJ) (Cel9D-Cel44A) 3.2.1.4 Acetivibrio thermocellus F1 BAA12070.1 A3DD30
P71140		 2D8G[nd]
2E0P[A]
2E4T[A]
2EEX[A]
2EJ1[A]
2EO7[A]
2EQD[A]
 N1236_08575   Acetivibrio thermocellus M3 UWV45639.1    
 ACPOL_2075   Acidisarcina polymorpha SBC82 AXC11409.1    
 acdb102_39680   Acidothermaceae bacterium B102 BEP15657.1    
 acdb102_39690   Acidothermaceae bacterium B102 BEP15658.1    
 NYE86_18980   Actinacidiphila bryophytorum DS3 UWE10590.1    
 V6738_22505   Actinomadura luteofluorescens YN2 WWV99849.1    
 BKM31_17265   [Actinomadura] parvosata subsp. kistnae ATCC 55076 AQZ62982.1    
 HUT06_28185   Actinomadura sp. NAK00032 QKW37406.1    
 L083_4147   Actinoplanes sp. N902-109 AGL17657.1    
 K1X11_015620   Opitutus sp. WL0086 WRQ86244.1    
 C7S18_17815   Ahniella affigens D13 AVP98921.1    
 ISP_008070   Amycolatopsis mediterranei ISP5501 UZF74546.1    
 ISP_008078   Amycolatopsis mediterranei ISP5501 UZF74554.1    
 B737_7716   Amycolatopsis mediterranei RB AGT88377.1    
 B737_7709   Amycolatopsis mediterranei RB AGT88370.1    
 RAM_40260   Amycolatopsis mediterranei S699 AEK46519.1
AFO81249.1		    
 AMES_7709   Amycolatopsis mediterranei S699 AFO81242.1
AEK46511.1		    
 AMED_7833   Amycolatopsis mediterranei U32 ADJ49540.1    
 AMED_7825   Amycolatopsis mediterranei U32 ADJ49533.1    
 QRY02_17300   Amycolatopsis sp. DG1A-15b WIX92103.1    
 HUT10_35465   Amycolatopsis sp. Hca4 QKV81578.1    
 AQPE_1057   Aquipluma nitroreducens MeG22 BBE16910.1    
 F0U59_00935   Archangium gephyra Arg 2 WNG62404.1    
 F0U59_18150   Archangium gephyra Arg 2 WNG56467.1    
 AA314_00666   Archangium gephyra DSM 2261 AKI99039.1    
 KYC5002_32560   Archangium gephyra KYC5002 WPB73759.1    
 KYC5002_49765   Archangium gephyra KYC5002 WPB82879.1    
 F0U60_37950   Archangium minus Cbm 6 WNG52811.1    
 F0U60_01240   Archangium minus Cbm 6 WNG42867.1    
 F0U61_01190   Archangium violaceum Cbvi 34 WNG32372.1    
 F0U61_37535   Archangium violaceum Cbvi 34 WNG42348.1    
 JQX13_12810   Archangium violaceum SDU34 QRK10869.1    
 JQX13_50735   Archangium violaceum SDU34 QRK08137.1    
 JRI60_32495   Archangium violaceum SDU8 QRO02764.1    
 JRI60_51550   Archangium violaceum SDU8 QRN97290.1    
 BDW_10685   Bdellovibrio bacteriovorus W AHI06637.1    
 MNR06_02560   Bdellovibrio reynosensis LBG001 UOF01834.1    
 MNR06_02570   Bdellovibrio reynosensis LBG001 UOF01836.1    
 HW988_06835   Bdellovibrio sp. KM01 QLY26718.1    
 HW988_06665   Bdellovibrio sp. KM01 QLY26686.1    
 DOM22_07255 (fragment)   Bdellovibrio sp. ZAP7 QDK44974.1    
 DOM22_07450   Bdellovibrio sp. ZAP7 QDK45010.1    
 BWI17_13030   Betaproteobacteria bacterium GR16-43 APV50533.1    
 BVIRIDIS_24680 (ManA)   Blastochloris viridis CUU43447.1    
 BVIR_3024   Blastochloris viridis ATCC 19567 ALK10785.1    
 BV133_1654 (fragment)   Blastochloris viridis DSM 133 BAR99247.1    
 Pr1d_45800 (Mana_3)   Bythopirellula goksoeyrii Pr1d QEG37239.1    
 Calla_0017   Caldicellulosiruptor acetigenus 6A AEM72713.1    
 Calkr_0017   Caldicellulosiruptor acetigenus I77R1B ADQ39606.1    
 bifunctional mannanase / endoglucanase (CbMan5A/Cel44A;Athe_1859;Cbes_1859;ORF1946) (Man5A-Cel44A) 3.2.1.4 Caldicellulosiruptor bescii DSM 6725 ACM60947.1 B9MKT9  
 ELD05_09465   Caldicellulosiruptor changbaiensis CBS-Z AZT90850.1    
 Calkro_0851   Caldicellulosiruptor kronotskyensis 2002 ADQ45728.1    
 OTK00_002181   Caldicellulosiruptor morganii DSM 8990 WAM33659.1    
 OTK00_000772   Caldicellulosiruptor morganii DSM 8990 WAM34557.1    
 OTJ99_000849   Caldicellulosiruptor naganoensis DSM 8991 WAM32678.1    
 bifunctional β-mannanase / endo-β-1,4-glucanase (ManA) 3.2.1.4 Caldicellulosiruptor saccharolyticus AAA71887.1 P22533  
 Csac_1077 (ManA)   Caldicellulosiruptor saccharolyticus DSM 8903 ABP66691.1    
 multidomain endoglucanase (CelE)   Caldicellulosiruptor sp. Tok7B.1 AAK06394.1
AAK06389.1		    
 OZ401_001032   Chloroflexota bacterium L227-S17 WJW67754.1    
 CHH17_08330   Candidatus Fluviicola riflensis ASS48738.1    
 Acid345_1503   Candidatus Koribacter versatilis Ellin345 ABF40505.1    
 DAMO_1282 (CelM)   Candidatus Methylomirabilis oxyfera CBE68342.1    
 THSYN_20915   Candidatus Thiodictyon syntrophicum Cad16T AUB83159.1    
 CCAX7_007840   Capsulimonas corticalis AX-7 BDI28733.1    
 CCAX7_62850   Capsulimonas corticalis AX-7 BDI34234.1    
 CCAX7_25620   Capsulimonas corticalis AX-7 BDI30511.1    
 SIO70_22875   Chitinophaga sancti HSF-01 WPQ61208.1    
 QQL36_26590   Chitinophaga sp. LS1 WPV65374.1    
 MTP09_05375 (fragment)   Chryseobacterium suipulveris SC2-2 UOE42067.1    
 CCALI_00681   Chthonomonas calidirosea T49 CCW34506.1    
 endoglucanase/xylanase (EG;CAC0915) 3.2.1.4
3.2.1.8		 Clostridium acetobutylicum ATCC 824 AAK78891.1
NP_347551.1		 Q977Y3 3IK2[A]
 SMB_G0932 (CelA)   Clostridium acetobutylicum DSM 1731 AEI34285.1    
 CEA_G0927   Clostridium acetobutylicum EA 2018 ADZ19966.1    
 DK921_10975   Clostridium acetobutylicum LJ4 AWV80610.1    
 CLAUR_014360 (Mana_1)   Clostridium aurantibutyricum DSM 793 URZ01441.1    
 CM240_3280 (ManA) (fragment)   Clostridium bornimense M2/40 CDM70397.1    
 CM240_3281 (fragment)   Clostridium bornimense M2/40 CDM70398.1    
 CM240_3326   Clostridium bornimense M2/40 CDM70443.1    
 endoglucanase (Eng9A)   Clostridium cellulovorans BAV13029.1    
 Clocel_3650   Clostridium cellulovorans 743B ADL53320.1    
 CLFE_015480 (Mana_2)   Clostridium felsineum DSM 794 URZ15508.1    
 psyc5s11_39250   Clostridium gelidum C5S11 BCZ47858.1    
 CLROS_010410 (Mana_1)   Clostridium roseum DSM 6424 URZ05715.1    
 CROST_014640 (Mana_1)   Clostridium roseum DSM 7320 URZ10754.1    
 Cspa_c18620 (Cela2)   Clostridium saccharoperbutylacetonicum N1-4(HMT) AGF55632.1    
 Clo1100_1420   Clostridium sp. BNL1100 AEY65654.1    
 HH215_28200   Cohnella herbarum MFER-1 QJD86673.1    
 EAV92_13520   Cohnella sp. 18JY8-7 AYQ73506.1    
 J4772_03225   Cohnella sp. LGH QTH43477.1    
 Cwoe_3062   Conexibacter woesei DSM 14684 ADB51481.1    
 EJ065_7677 (Cela1)   Corallococcus coralloides B035 QAT89192.1    
 COCOR_08057 (Cela1)   Corallococcus coralloides DSM 2259 AFE08295.1    
 MYMAC_007169   Corallococcus macrosporus DSM 14697 ATB51506.1    
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