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 (1224); Uniprot accession (275); PDB accession (33); 3D entries (18); cryst (0)
All (1281) Archaea (4) Bacteria (1274) Eukaryota (2) unclassified (1) Structure (18) Characterized (134)
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | ... | 13 |
Bacteria
Protein Name EC#OrganismGenBank UniprotPDB/3D
 xylanase (XynA) 3.2.1.8 Caldibacillus cellulovorans AAF61649.1 Q9L8L8  
 xylanase (XynA) 3.2.1.8 Caldibacillus cellulovorans AAF61649.1 Q9L8L8  
 ORF1 (fragment)   Caldibacillus cellulovorans AAF61648.1 Q9L8L9  
 cellulase (CelA;CbCelA;Athe_1867;Cbes1867;Cbes_1867;CbCBH48A) (Cel9A+Cbh48A) 3.2.1.176
3.2.1.4
Caldicellulosiruptor bescii DSM 6725 ACM60955.1
CAB06786.1
B9MKU7
P96311
 
 cellulase (CelA;CbCelA;Athe_1867;Cbes1867;Cbes_1867;CbCBH48A) (Cel9A+Cbh48A) 3.2.1.176
3.2.1.4
Caldicellulosiruptor bescii DSM 6725 ACM60955.1
CAB06786.1
B9MKU7
P96311
 
 cellulase (CelA;CbCelA;Athe_1867;Cbes1867;Cbes_1867;CbCBH48A) (Cel9A+Cbh48A) 3.2.1.176
3.2.1.4
Caldicellulosiruptor bescii DSM 6725 ACM60955.1
CAB06786.1
B9MKU7
P96311
 
 Athe_1853 / Cbes1853 (PecC)   Caldicellulosiruptor bescii DSM 6725 ACM60941.1 B9MKT3  
 bifunctional mannanase / endoglucanase (CbMan5A/Cel44A;Athe_1859;Cbes_1859;ORF1946) (Man5A-Cel44A) 3.2.1.4
3.2.1.78
Caldicellulosiruptor bescii DSM 6725 ACM60947.1 B9MKT9  
 bifunctional mannanase / endoglucanase (CbMan5A/Cel44A;Athe_1859;Cbes_1859;ORF1946) (Man5A-Cel44A) 3.2.1.4
3.2.1.78
Caldicellulosiruptor bescii DSM 6725 ACM60947.1 B9MKT9  
 Athe_1860   Caldicellulosiruptor bescii DSM 6725 ACM60948.1 B9MKU0  
 Athe_1860   Caldicellulosiruptor bescii DSM 6725 ACM60948.1 B9MKU0  
 bifunctional cellulase / β-mannanase (CelC-ManB;CbCel9B/Man5A;Athe_1865;Cbes_1865;Orf1952) (Cel9B-Man5A) 3.2.1.4
3.2.1.78
Caldicellulosiruptor bescii DSM 6725 ACM60953.1 B9MKU5  
 bifunctional cellulase / β-mannanase (CelC-ManB;CbCel9B/Man5A;Athe_1865;Cbes_1865;Orf1952) (Cel9B-Man5A) 3.2.1.4
3.2.1.78
Caldicellulosiruptor bescii DSM 6725 ACM60953.1 B9MKU5  
 bifunctional cellulase / β-mannanase (CelC-ManB;CbCel9B/Man5A;Athe_1865;Cbes_1865;Orf1952) (Cel9B-Man5A) 3.2.1.4
3.2.1.78
Caldicellulosiruptor bescii DSM 6725 ACM60953.1 B9MKU5  
 Athe_1866 (CelB;CbMan5C/Cel5A) (Man5C-Cel5A) 3.2.1.4 Caldicellulosiruptor bescii DSM 6725 ACM60954.1 B9MKU6  
 Athe_1866 (CelB;CbMan5C/Cel5A) (Man5C-Cel5A) 3.2.1.4 Caldicellulosiruptor bescii DSM 6725 ACM60954.1 B9MKU6  
 Athe_1866 (CelB;CbMan5C/Cel5A) (Man5C-Cel5A) 3.2.1.4 Caldicellulosiruptor bescii DSM 6725 ACM60954.1 B9MKU6  
 xylanase / cellobiohydrolase (CelF;Athe_1857;Cbes_1857) (Xyn10C/Cel48B) 3.2.1.- Caldicellulosiruptor bescii DSM 6725 ACM60945.1 B9MKT7  
 xylanase / cellobiohydrolase (CelF;Athe_1857;Cbes_1857) (Xyn10C/Cel48B) 3.2.1.- Caldicellulosiruptor bescii DSM 6725 ACM60945.1 B9MKT7  
 Calkr_0017   Caldicellulosiruptor kristjanssonii I77R1B ADQ39606.1 E4S5E5  
 Calkr_0017   Caldicellulosiruptor kristjanssonii I77R1B ADQ39606.1 E4S5E5  
 Calkr_2455   Caldicellulosiruptor kristjanssonii I77R1B ADQ41890.1 E4S7Z0  
 Calkr_2455   Caldicellulosiruptor kristjanssonii I77R1B ADQ41890.1 E4S7Z0  
 endo-β-1,3-1,4-glucanase (Cel19;Calkr_2522) 3.2.1.73 Caldicellulosiruptor kristjanssonii I77R1B ADQ41951.1 E4S8G9  
 endo-β-1,3-1,4-glucanase (Cel19;Calkr_2522) 3.2.1.73 Caldicellulosiruptor kristjanssonii I77R1B ADQ41951.1 E4S8G9  
 Calkro_0850   Caldicellulosiruptor kronotskyensis 2002 ADQ45727.1 E4SDB8  
 Calkro_0850   Caldicellulosiruptor kronotskyensis 2002 ADQ45727.1 E4SDB8  
 Calkro_0850   Caldicellulosiruptor kronotskyensis 2002 ADQ45727.1 E4SDB8  
 Calkro_0851   Caldicellulosiruptor kronotskyensis 2002 ADQ45728.1 E4SDB9  
 Calkro_0851   Caldicellulosiruptor kronotskyensis 2002 ADQ45728.1 E4SDB9  
 Calkro_0853   Caldicellulosiruptor kronotskyensis 2002 ADQ45729.1 E4SDC0  
 Calkro_0853   Caldicellulosiruptor kronotskyensis 2002 ADQ45729.1 E4SDC0  
 Calkro_0854   Caldicellulosiruptor kronotskyensis 2002 ADQ45730.1 E4SDC1  
 Calkro_0854   Caldicellulosiruptor kronotskyensis 2002 ADQ45730.1 E4SDC1  
 Calkro_0861   Caldicellulosiruptor kronotskyensis 2002 ADQ45737.1 E4SDC8  
 Calkro_0861   Caldicellulosiruptor kronotskyensis 2002 ADQ45737.1 E4SDC8  
 Calkro_0864   Caldicellulosiruptor kronotskyensis 2002 ADQ45740.1 E4SDD1  
 Calkro_0855 (fragment)   Caldicellulosiruptor kronotskyensis 2002 ADQ45731.1 E4SDC2  
 Calkro_0855 (fragment)   Caldicellulosiruptor kronotskyensis 2002 ADQ45731.1 E4SDC2  
 Calkro_0856 (fragment)   Caldicellulosiruptor kronotskyensis 2002 ADQ45732.1 E4SDC3  
 Calkro_0856 (fragment)   Caldicellulosiruptor kronotskyensis 2002 ADQ45732.1 E4SDC3  
 Calla_2385   Caldicellulosiruptor lactoaceticus 6A AEM74912.1    
 Calla_2385   Caldicellulosiruptor lactoaceticus 6A AEM74912.1    
 Calla_0015   Caldicellulosiruptor lactoaceticus 6A AEM72711.1    
 Calla_0015   Caldicellulosiruptor lactoaceticus 6A AEM72711.1    
 Calla_0015   Caldicellulosiruptor lactoaceticus 6A AEM72711.1    
 Calla_0017   Caldicellulosiruptor lactoaceticus 6A AEM72713.1    
 Calla_0017   Caldicellulosiruptor lactoaceticus 6A AEM72713.1    
 Calla_0017   Caldicellulosiruptor lactoaceticus 6A AEM72713.1    
 Calla_1250   Caldicellulosiruptor lactoaceticus 6A AEM73875.1    
 Calla_1250   Caldicellulosiruptor lactoaceticus 6A AEM73875.1    
 Calla_2311   Caldicellulosiruptor lactoaceticus 6A AEM74844.1    
 Calla_2311   Caldicellulosiruptor lactoaceticus 6A AEM74844.1    
 Calla_2311   Caldicellulosiruptor lactoaceticus 6A AEM74844.1    
 Calla_2315   Caldicellulosiruptor lactoaceticus 6A AEM74847.1    
 Calla_2315   Caldicellulosiruptor lactoaceticus 6A AEM74847.1    
 Calla_2315   Caldicellulosiruptor lactoaceticus 6A AEM74847.1    
 COB47_1664   Caldicellulosiruptor obsidiansis OB47 ADL42945.1 D9TFH5  
 COB47_1664   Caldicellulosiruptor obsidiansis OB47 ADL42945.1 D9TFH5  
 COB47_1669   Caldicellulosiruptor obsidiansis OB47 ADL42950.1 D9TFI0  
 COB47_1669   Caldicellulosiruptor obsidiansis OB47 ADL42950.1 D9TFI0  
 COB47_1669   Caldicellulosiruptor obsidiansis OB47 ADL42950.1 D9TFI0  
 COB47_1671   Caldicellulosiruptor obsidiansis OB47 ADL42951.1 D9TFI1  
 COB47_1671   Caldicellulosiruptor obsidiansis OB47 ADL42951.1 D9TFI1  
 COB47_1673   Caldicellulosiruptor obsidiansis OB47 ADL42953.1 D9TFI3  
 COB47_1673   Caldicellulosiruptor obsidiansis OB47 ADL42953.1 D9TFI3  
 COB47_1673   Caldicellulosiruptor obsidiansis OB47 ADL42953.1 D9TFI3  
 bifunctional β-mannanase / endo-β-1,4-glucanase (ManA) 3.2.1.4
3.2.1.78
Caldicellulosiruptor saccharolyticus AAA71887.1 P22533  
 bifunctional β-mannanase / endo-β-1,4-glucanase (ManA) 3.2.1.4
3.2.1.78
Caldicellulosiruptor saccharolyticus AAA71887.1 P22533  
 cellulase (CelA) 3.2.1.4 Caldicellulosiruptor saccharolyticus AAA91086.1 P22534  
 cellulase (CelA) 3.2.1.4 Caldicellulosiruptor saccharolyticus AAA91086.1 P22534  
 cellulase (CelA) 3.2.1.4 Caldicellulosiruptor saccharolyticus AAA91086.1 P22534  
 endo-β-1,4-glucanase / exo-β-1,4-glucanase (CelB;EgB) 3.2.1.4 Caldicellulosiruptor saccharolyticus CAA31936.1
A43802
P10474  
 Csac_1076 (CelA)   Caldicellulosiruptor saccharolyticus DSM 8903 ABP66690.1 A4XIF5  
 Csac_1076 (CelA)   Caldicellulosiruptor saccharolyticus DSM 8903 ABP66690.1 A4XIF5  
 Csac_1076 (CelA)   Caldicellulosiruptor saccharolyticus DSM 8903 ABP66690.1 A4XIF5  
 Csac_1077 (ManA)   Caldicellulosiruptor saccharolyticus DSM 8903 ABP66691.1 A4XIF6  
 Csac_1077 (ManA)   Caldicellulosiruptor saccharolyticus DSM 8903 ABP66691.1 A4XIF6  
 cellulase (CBH-B;CelB;Csac_1078) 3.2.1.4 Caldicellulosiruptor saccharolyticus DSM 8903 ABP66692.1 A4XIF7  
 Csac_1079 (CelC)   Caldicellulosiruptor saccharolyticus DSM 8903 ABP66693.1 A4XIF8  
 Csac_1079 (CelC)   Caldicellulosiruptor saccharolyticus DSM 8903 ABP66693.1 A4XIF8  
 Csac_1079 (CelC)   Caldicellulosiruptor saccharolyticus DSM 8903 ABP66693.1 A4XIF8  
 Csac_1085 (fragment)   Caldicellulosiruptor saccharolyticus DSM 8903 ABP66699.1 A4XIG4  
 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  
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