Carbohydrate-Binding Module Family 3

Activities in FamilyModules of approx. 150 residues found in bacterial enzymes. The cellulose-binding function has been demonstrated in many cases. In one instance binding to chitin has been reported.
3D Structure Statusβ-sandwich
NotePreviously known as cellulose-binding domain family III (CBD III).
External resourcesCAZypedia; HOMSTRAD; PROSITE;
Commercial Enzyme Provider(s)NZYTech; PROZOMIX;
Statistics GenBank accession (1255); Uniprot accession (275); PDB accession (33); 3D entries (18); cryst (0)
All (1319) Archaea (4) Bacteria (1312) Eukaryota (2) unclassified (1) Structure (18) Characterized (134)
| 1 | ... | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | ... | 14 |
Bacteria
Protein Name EC#OrganismGenBank UniprotPDB/3D
 xylanase C (XynC) (multidomain protein) 3.2.1.8 Caldicellulosiruptor sp. Rt69B.1 AAB95326.1 O52374  
 xylanase C (XynC) (multidomain protein) 3.2.1.8 Caldicellulosiruptor sp. Rt69B.1 AAB95326.1 O52374  
 xylanase C (XynC) (multidomain protein) 3.2.1.8 Caldicellulosiruptor sp. Rt69B.1 AAB95326.1 O52374  
 bifunctional β-1,4-xylanase / α-L-arabinosidase (XynA) 3.2.1.55
3.2.1.8
Caldicellulosiruptor sp. Tok7B.1 AAD30363.1 Q9X3P5  
 bifunctional β-1,4-xylanase / α-L-arabinosidase (XynA) 3.2.1.55
3.2.1.8
Caldicellulosiruptor sp. Tok7B.1 AAD30363.1 Q9X3P5  
 bifunctional β-1,4-xylanase / α-L-arabinosidase (XynA) 3.2.1.55
3.2.1.8
Caldicellulosiruptor sp. Tok7B.1 AAD30363.1 Q9X3P5  
 multidomain endoglucanase (CelB)   Caldicellulosiruptor sp. Tok7B.1 AAD30364.1 Q9X3P6  
 multidomain endoglucanase (CelB)   Caldicellulosiruptor sp. Tok7B.1 AAD30364.1 Q9X3P6  
 multidomain endoglucanase (CelB)   Caldicellulosiruptor sp. Tok7B.1 AAD30364.1 Q9X3P6  
 glycosyl hydrolase 4, partial (fragment)   Caldicellulosiruptor sp. Tok7B.1 AAK06397.1    
 glycosyl hydrolase 6, partial (fragment)   Caldicellulosiruptor sp. Tok7B.1 AAK06392.1    
 multidomain endoglucanase (CelE)   Caldicellulosiruptor sp. Tok7B.1 AAK06394.1 Q9AQG4  
 multidomain endoglucanase (CelE)   Caldicellulosiruptor sp. Tok7B.1 AAK06394.1 Q9AQG4  
 multidomain endoglucanase (CelE)   Caldicellulosiruptor sp. Tok7B.1 AAK06394.1 Q9AQG4  
 multidomain endoglucanase (CelE)   Caldicellulosiruptor sp. Tok7B.1 AAK06394.1 Q9AQG4  
 ORF5   Caldicellulosiruptor sp. Tok7B.1 AAK06388.1 Q9AQH0  
 Caci_0460   Catenulispora acidiphila DSM 44928 ACU69412.1 C7PX61  
 Caci_0460   Catenulispora acidiphila DSM 44928 ACU69412.1 C7PX61  
 Caci_7202   Catenulispora acidiphila DSM 44928 ACU76031.1 C7Q718  
 endo-β-1,4-glucanase B (CenB;Celf_0019) (Cel9A) 3.2.1.4 Cellulomonas fimi ATCC 484 AAA23086.1
AEE44171.1
P26225  
 endoglucanase (CBP105) (processive) 3.2.1.4 Cellulomonas flavigena CDBB-531 AAW62376.2 Q3ZMA8  
 Cfla_0016   Cellulomonas flavigena DSM 20109 ADG72936.1 D5UFH7  
 Cfla_0139   Cellulomonas flavigena DSM 20109 ADG73058.1 D5UG75  
 Celgi_0019   Cellulomonas gilvus ATCC 13127 AEI10553.1    
 CBP52_13710   Cellulomonas sp. PSBB021 ASR55977.1    
 Clole_0485   Cellulosilyticum lentocellum DSM 5427 ADZ82224.1    
 Clole_0485   Cellulosilyticum lentocellum DSM 5427 ADZ82224.1    
 Clole_0575   Cellulosilyticum lentocellum DSM 5427 ADZ82311.1    
 Clole_0683   Cellulosilyticum lentocellum DSM 5427 ADZ82416.1    
 Clole_0709   Cellulosilyticum lentocellum DSM 5427 ADZ82442.1    
 Clole_0709   Cellulosilyticum lentocellum DSM 5427 ADZ82442.1    
 Clole_1968   Cellulosilyticum lentocellum DSM 5427 ADZ83685.1    
 Clole_3660   Cellulosilyticum lentocellum DSM 5427 ADZ85343.1    
 Clole_3667   Cellulosilyticum lentocellum DSM 5427 ADZ85350.1    
 Clole_3667   Cellulosilyticum lentocellum DSM 5427 ADZ85350.1    
 Clole_0675 (fragment)   Cellulosilyticum lentocellum DSM 5427 ADZ82408.1    
 Clole_1631   Cellulosilyticum lentocellum DSM 5427 ADZ83356.1    
 Clole_2599 (fragment)   Cellulosilyticum lentocellum DSM 5427 ADZ84302.1    
 Clole_2865   Cellulosilyticum lentocellum DSM 5427 ADZ84563.1    
 Clole_3414   Cellulosilyticum lentocellum DSM 5427 ADZ85101.1    
 Clole_3668   Cellulosilyticum lentocellum DSM 5427 ADZ85351.1    
 cellobiohydrolase (CGSCsYakCAS_04820) (Cel48A) 3.2.1.- Cellulosilyticum ruminicola CGMCC 1.5065 ACZ98592.1 D2KFJ0  
 endoglucanase (CGSCsYakCAS_04825) (Cel9A)   Cellulosilyticum ruminicola CGMCC 1.5065 ACZ98593.1 D2KFJ1  
 endoglucanase (CGSCsYakCAS_04825) (Cel9A)   Cellulosilyticum ruminicola CGMCC 1.5065 ACZ98593.1 D2KFJ1  
 CGSCsYakCAS_07788 (Cel9B)   Cellulosilyticum ruminicola CGMCC 1.5065 ACZ98595.1 D2KFJ3  
 CGSCsYakCAS_00694   Cellulosilyticum ruminicola CGMCC 1.5065 ACZ98603.1 D2KFK1  
 CGSCsYakCAS_0483 (Cel9A)   Cellulosilyticum ruminicola CGMCC 1.5065 ACZ98604.1 D2KFK2  
 CGSCsYakCAS_16184 (fragment)   Cellulosilyticum ruminicola CGMCC 1.5065 ACZ98605.1 D2KFK3  
 ORF (fragment)   Cellulosilyticum ruminicola CGMCC 1.5065 ACZ98623.1 D2KFM1  
 ORF (fragment)   Cellulosilyticum ruminicola CGMCC 1.5065 ACZ98628.1 D2KFM6  
 CBR64_15905   Cellulosimicrobium cellulans PSBB019 ARU52707.1    
 Cagg_3435   Chloroflexus aggregans DSM 9485 ACL26277.1 B8G902  
 NIES4102_06300   Chondrocystis sp. NIES-4102 BAZ43629.1    
 CMC5_017040   Chondromyces crocatus Cm c5 AKT37563.1    
 endoglucanase (CelG;CAC0916) 3.2.1.4 Clostridium acetobutylicum ATCC 824 AAK78892.1
NP_347552.1
Q97KK3  
 CAC0913   Clostridium acetobutylicum ATCC 824 AAK78889.1
NP_347549.1
Q97KK5  
 CAC0910 (CipA)   Clostridium acetobutylicum ATCC 824 AAK78886.1
NP_347546.1
Q977Y4  
 SMB_G0933 (CelI)   Clostridium acetobutylicum DSM 1731 AEI33823.1    
 SMB_G0930 (CelccG)   Clostridium acetobutylicum DSM 1731 AEI34125.1    
 SMB_G0927   Clostridium acetobutylicum DSM 1731 AEI31498.1    
 CEA_G0928   Clostridium acetobutylicum EA 2018 ADZ19967.1    
 CEA_G0925   Clostridium acetobutylicum EA 2018 ADZ19964.1    
 CEA_G0922   Clostridium acetobutylicum EA 2018 ADZ19961.1    
 DK921_10950   Clostridium acetobutylicum LJ4 AWV80605.1    
 DK921_10965   Clostridium acetobutylicum LJ4 AWV80608.1    
 DK921_10980   Clostridium acetobutylicum LJ4 AWV80611.1    
 CM240_1793   Clostridium bornimense M2/40 CDM68951.1    
 CM240_3327 (CipA) (partial)   Clostridium bornimense M2/40 CDM70444.1    
 CM240_3327 (CipA) (partial)   Clostridium bornimense M2/40 CDM70444.1    
 CCDG5_0803 (XynD)   [Clostridium] cellulosi CDZ23932.1    
 CCDG5_1676   [Clostridium] cellulosi CDZ24784.1    
 CCDG5_1678   [Clostridium] cellulosi CDZ24786.1    
 CCDG5_1679 (CelZ)   [Clostridium] cellulosi CDZ24787.1    
 CCDG5_1679 (CelZ)   [Clostridium] cellulosi CDZ24787.1    
 CCDG5_1680 (CelY)   [Clostridium] cellulosi CDZ24788.1    
 CCDG5_1677   [Clostridium] cellulosi CDZ24785.1    
 cellulose binding protein (CbpD)   Clostridium cellulovorans BAV13061.1    
 endoglucanase (Eng9D)   Clostridium cellulovorans BAV13039.1    
 cellulose binding protein (CbpE)   Clostridium cellulovorans BAV13062.1    
 lipase and esterase (Lip2)   Clostridium cellulovorans BAV13063.1    
 endoglucanase (Eng9C)   Clostridium cellulovorans BAV13038.1    
 endoglucanase (Eng9B)   Clostridium cellulovorans BAV13037.1    
 Clocel_0546   Clostridium cellulovorans 743B ADL50319.1 D9SR31  
 Clocel_2576   Clostridium cellulovorans 743B ADL52288.1 D9SQT2  
 endo-β-1,4-glucanase (EngZ;NC1;Clocel_2741) 3.2.1.4 Clostridium cellulovorans 743B ADL52438.1
YP_003844202.1
D9SRK9  
 Clocel_3326   Clostridium cellulovorans 743B ADL53006.1 D9SV32  
 Clocel_3327   Clostridium cellulovorans 743B ADL53007.1 D9SV33  
 Clocel_0930   Clostridium cellulovorans 743B ADL50698.1 D9ST82  
 Clocel_2822 (EngH)   Clostridium cellulovorans 743B ADL52518.1 D9SS71  
 Clocel_2824   Clostridium cellulovorans 743B ADL52520.1 D9SS73  
 scaffoldin (CbpA)   Clostridium cellulovorans ATCC 35269 AAA23218.1
AAE16382.1
AAO30719.1
P38058  
 endo-β-1,4-glucanase H (EngH) 3.2.1.4 Clostridium cellulovorans ATCC 35296 AAC38572.2 O65987  
 Cspa_c18570 (CbpA)   Clostridium saccharoperbutylacetonicum N1-4(HMT) AGF55627.1    
 Cspa_c18570 (CbpA)   Clostridium saccharoperbutylacetonicum N1-4(HMT) AGF55627.1    
 Cspa_c18610   Clostridium saccharoperbutylacetonicum N1-4(HMT) AGF55631.1    
 CLSAP_17880 (ManA)   Clostridium saccharoperbutylacetonicum N1-504 AQR94479.1    
 CLSAP_17880 (ManA)   Clostridium saccharoperbutylacetonicum N1-504 AQR94479.1    
 Clo1100_1824   Clostridium sp. BNL1100 AEY66034.1    
 Clo1100_1825   Clostridium sp. BNL1100 AEY66035.1    
 Clo1100_1850   Clostridium sp. BNL1100 AEY66060.1    
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