Glycoside Hydrolase Family 6

Known Activitiesendoglucanase (EC 3.2.1.4); cellobiohydrolase (EC 3.2.1.91)
Mechanism Inverting
Catalytic Nucleophile/BaseAsp (experimental)
Catalytic Proton DonorAsp (experimental)
Noteformerly known as cellulase family B. The cellobiohydrolases of this family are widely believed to act processively from the non-reducing ends of cellulose chains to generate cellobiose.
External resourcesCAZypedia; HOMSTRAD; InterPro; PFAM; PRINTS; PROSITE;
Statistics GenBank accession (422); Uniprot accession (231); PDB accession (33); 3D entries (6); cryst (0)
Eukaryota
Protein Name EC#OrganismGenBankUniprotPDB/3D
 cellobiohydrolase II (Acc2) 3.2.1.91 Acremonium cellulolyticus Y-94 AAE50824.1
BAA74458.1
O93837  
 unnamed protein product (fragment)   Acremonium sp. ACC29920.1
CAH05670.1
CBI69363.1
   
 cellobiohydrolase II (Cel3;Cel3A) 3.2.1.91 Agaricus bisporus D649 AAA50607.1
AAA50608.1
AAE59938.1
CAA83971.1
P49075  
 ALNC14_030970 (Alnc14c28g2684)   Albugo laibachii Nc14 CCA16954.1    
 ALNC14_061950   Albugo laibachii Nc14 CCA20052.1    
 cellulase (CelA) 3.2.1.91 Anaeromyces sp. W-98 AAQ09258.1 Q6A4K7  
 cellobiohydrolase (AN5282.2) 3.2.1.91 Aspergillus nidulans FGSC A4 ABF50873.1
EAA62442.1
   
 AN1273.2   Aspergillus nidulans FGSC A4 EAA65866.1    
 An08g01760   Aspergillus niger CBS 513.88 CAK39856.1 A2QQ99  
 An12g02220   Aspergillus niger CBS 513.88 CAK41068.1 A2QYR9  
 AO090038000439   Aspergillus oryzae RIB40 BAE64227.1
BAI65845.1
   
 unnamed protein product (fragment)   Aspergillus sp. CAH05673.1    
 unnamed protein product (fragment)   Aspergillus tubingensis ACC29925.1
CAH05675.1
   
 glycoside hydrolase family 6 protein (Bofut4_p059250.1)   Botryotinia fuckeliana CCD44345.1    
 unnamed protein product   Chaetomium thermophilum CAH05669.1    
 cellobiohydrolase (Cbh2) (Cel6A) 3.2.1.91 Chaetomium thermophilum CT2 AAW64927.1
AAY88915.1
Q5G2D4  
 cellobiohydrolase (EG6;CBH IIa) (Cel6A) 3.2.1.91 Chrysosporium lucknowense AAQ38151.1
ACH15009.1
   
 EG VI (peptide fragments) (Cel6C)   Chrysosporium lucknowense      
 cellobiohydrolase IIb (CBH IIb) (peptide fragments) (Cel6B) 3.2.1.91 Chrysosporium lucknowense      
 CesA (CiCesA)   Ciona intestinalis BAD10864.1 Q76G00  
 cellulose synthase   Ciona savignyi AAR89623.1 Q6RCS2  
 cellobiohydrolase II (CEL7)   Cochliobolus heterostrophus C4 AAM76664.1 Q8J215  
 cellulase (Cel6A)   Coniophora puteana WD-758 BAH59082.1 C4B8I1  
 cellulase (Cel6B)   Coniophora puteana WD-758 BAH59083.1 C4B8I2  
 cellobiohydrolase (CcCel6A) (Cel6A) 3.2.1.91 Coprinopsis cinerea 5338 BAH08702.1 B7X9Z0  
 cellobiohydrolase (CcCel6B) (Cel6B) 3.2.1.91 Coprinopsis cinerea 5338 BAH08703.1 B7X9Z1  
 cellobiohydrolase (CcCel6C) (Cel6C) 3.2.1.91 Coprinopsis cinerea 5338 BAH08704.1 B7X9Z2 3A64[A]
3A9A[A]
3A9B[A]
3ABX[A]
 cellobiohydrolase (CcCel6D) (Cel6D)   Coprinopsis cinerea 5338 BAH08705.1 B7X9Z3  
 cellobiohydrolase (CcCel6E) (Cel6E)   Coprinopsis cinerea 5338 BAH08706.1 B7X9Z4  
 ORF   Flammulina velutipes KACC 42777 ADX07335.1    
 endoglucanase B   Fusarium oxysporum AAA65585.1
AAE59937.1
P46236  
 Cel6 (Cel6)   Gibberella zeae K59 AAQ72468.1
AAR01213.1
Q6JV41  
 unnamed protein product (fragment)   Gloeophyllum trabeum CAH05676.1    
 cellulose synthase (CesA;Hr-CesA) (fragment)   Halocynthia roretzi BAJ65325.1    
 cellobiohydrolase (CBHII) (Cel6A) 3.2.1.91 Humicola insolens   Q9C1S9 1BVW[A]
1GZ1[A]
1OC5[A]
1OC6[A]
1OC7[A]
1OCB[A,B]
1OCJ[A]
1OCN[A]
2BVW[A]
 endo-1,4-glucanase B (EG VI) (Cel6B) 3.2.1.4 Humicola insolens   Q7SIG5 1DYS[A]
 avicelase 2 (Avi2)   Humicola insolens AAN19008.1
BAB39154.1
Q9C1S9  
 cellbiohydrolase II (CbhII)   Hypocrea jecorina M5 ADC83999.1 D3YNY1  
 cellobiohydrolase II (CBHII;Cbh2;CBH-II) (Cel6A) 3.2.1.91 Hypocrea jecorina QM9414 AAA34210.1
AAA72922.1
AAE59936.1
AAG39980.1
AAR60513.1
CAR96032.1
CAR96033.1
CAV28333.1
P07987.1
Q9HEY8
1CB2[A,B]
1HGW[A,B]
1HGY[A,B]
1LG8
1LLX
1QJW[A,B]
1QK0[A,B]
1QK2[A,B]
3CBH[A]
 cellobiohydrolase II (Cbh2;CbhII)   Hypocrea koningii 3.2774 ABF56208.1 Q1HCL5  
 Cbh2   Hypocrea koningii AS3.2774 ABG48766.1 Q0Z8U3  
 cellobiohydrolase II (Cbh2) 3.2.1.91 Hypocrea koningii K AAK01367.1 Q7LSP2  
 cellobiohydrolase II (CbhII;Cbh2) 3.2.1.91 Hypocrea rufa CICC 13038 AAQ76094.1 Q6UJX9  
 cellobiohydrolase (CBH)   Hypocrea rufa wdf1 ADJ10628.1 D9I7P6  
 cellobiohydrolase II (Cel4;Ex-4;Cex3) 3.2.1.91 Irpex lacteus MC-2 BAG48183.1 B2ZZ24  
 cellobiohydrolase (CbhII-1) 3.2.1.91 Lentinula edodes L54 AAK28357.1 Q9C1R4  
 cellulase (Cel6B)   Lentinula edodes STAMETS CS-2 AAK95564.1 Q96VU2  
 cellobiohydrolase II   Lentinus sajor-caju AAL15037.1
AAL15038.1
Q96TP4  
 ORF   Leptosphaeria maculans v23.1.3 CBX92025.1 E5R555  
 ORF   Leptosphaeria maculans v23.1.3 CBY00792.1 E5AAV1  
 ORF   Leptosphaeria maculans v23.1.3 CBX97039.1 E5A0H9  
 MG07908.4   Magnaporthe grisea 70-15 XP_368004.1    
 MG04499.4   Magnaporthe grisea 70-15 XP_362054.1    
 cellobiohydrolase (MoCel6A;MG05520.4) (Cel6A) 3.2.1.91 Magnaporthe grisea 70-15 XP_360146.1    
 cellobiohydrolase (Cel6A) 3.2.1.91 Malbranchea cinnamomea ACC29930.1
CAH05679.1
   
 unnamed protein product (fragment)   Melanocarpus CAH05671.1    
 cellulose synthase (CesA;Mt-CesA)   Molgula tectiformis BAJ65324.1    
 MYCTH_51545   Myceliophthora thermophila ATCC 42464 AEO59280.1    
 MYCTH_66729   Myceliophthora thermophila ATCC 42464 AEO55787.1    
 MYCTH_2303045   Myceliophthora thermophila ATCC 42464 AEO57190.1    
 cellobiohydrolase (CelB)   Neocallimastix frontalis AAQ93324.1 Q6EH22  
 CelA   Neocallimastix frontalis J11 AAR08200.1 Q6EIY8  
 cellobiohydrolase A (CelA;Cbh6) (Cel6A) 3.2.1.91 Neocallimastix patriciarum AAC49315.1
AAE59935.1
ABY52793.1
ACI26721.1
B0FEV4
Q12646
 
 W5C-O   Neocallimastix patriciarum W5 AEX92711.1    
 W5-CAT5   Neocallimastix patriciarum W5 AEX92708.1    
 exoglucanase (W5-CAT6-9)   Neocallimastix patriciarum W5 AEX92709.1    
 W5-20147   Neocallimastix patriciarum W5 AEX92710.1    
 W5-16271   Neocallimastix patriciarum W5 AEX92712.1    
 exoglucanase (W5-10151-39)   Neocallimastix patriciarum W5 AEX92714.1    
 exoglucanase (W5-10151-38)   Neocallimastix patriciarum W5 AEX92715.1    
 exoglucanase (W5-10151-5)   Neocallimastix patriciarum W5 AEX92716.1    
 exoglucanase (W5-10151-6)   Neocallimastix patriciarum W5 AEX92717.1    
 W5-01055   Neocallimastix patriciarum W5 AEX92713.1    
 cellulase (CelA)   Neocallimastix sp. AF-CTS-CDN1 ADO33719.1 E3W3U4  
 CelC   Neocallimastix sp. W-1 AAQ09256.1 Q6EY63  
 cellobiohydrolase II   Neolentinus lepideus ADN88317.1 E2JAJ2  
 cellobiohydrolase (GH6-2;CBHII;NCU09680)   Neurospora crassa OR74A CAD70733.1
XP_330330.1
Q872J7  
 NCU07190 (GH6-3)   Neurospora crassa OR74A CAD71092.1
XP_327476.1
Q871B5  
 NCU03996.1   Neurospora crassa OR74A XP_323315.1 Q7RXI7  
 cellulose synthase (CesA2;Od-CesA2)   Oikopleura dioica BAJ65326.1    
 cellulose synthase (CesA1;Od-CesA1)   Oikopleura dioica BAJ65327.1    
 cellulose synthase 1 (CesA1)   Oikopleura dioica CBA10397.1    
 cellulose synthase (CesA)   Oikopleura dioica CAJ43274.1
CAJ43275.1
A8Y5V6  
 cellulose synthase (CesA2;Ol-CesA2)   Oikopleura longicauda BAJ65323.1    
 CelI   Orpinomyces sp. PC-2 AAL01212.1 Q96V97  
 CelH   Orpinomyces sp. PC-2 AAL01211.1 Q96V98  
 1,4-β-D-glucan-cellobiohydrolase (CelD) 3.2.1.91 Orpinomyces sp. PC-2 AAC09066.1 Q874E1  
 1,4-β-D-glucan-cellobiohydrolase (CelG) (fragment)   Orpinomyces sp. PC-2 AAC09068.1 Q874D9  
 endo-β-1,4-glucanase / cellobiohydrolase (CelA) 3.2.1.4
3.2.1.91
Orpinomyces sp. PC-2 AAB92678.1
AAE59921.1
P78720  
 endo-1,4-glucanase/cellobiohydrolase (CelC) 3.2.1.4
3.2.1.91
Orpinomyces sp. PC-2 AAB92679.1
AAE59922.1
P78721  
 cellobiohydrolase II (CelF) 3.2.1.91 Orpinomyces sp. PC-2 AAC09067.1
AAC09228.1
AAE50374.1
Q874D8
Q874E0
 
 Pc16g05630   Penicillium chrysogenum Wisconsin 54-1255 CAP93233.1 B6H8F7  
 cellobiohydrolase II (CbhII;PdCel6A) (Cel6A) 3.2.1.91 Penicillium decumbens JU-A10 ADX86895.1    
 cellulase   Penicillium funiculosum ACH91035.1 B5TMG4  
 cellobiohydrolase (CbhII) (peptide fragments) 3.2.1.91 Penicillium verruculosum      
 cellobiohydrolase II (CbhII) (Cel6A) 3.2.1.91 Phanerochaete chrysosporium AAB32942.1 Q02321  
 cellobiohydrolase II   Phialophora sp. CGMCC 3328 / G5 ADZ99361.1    
 PIIN_00353   Piriformospora indica CCA66672.1    
 PIIN_02752   Piriformospora indica CCA68892.1    
 exoglucanase 6A (Cel6A) 3.2.1.91 Piromyces equi AAM94167.1 Q7Z7X6  
 CbhB (Cel6B)   Piromyces rhizinflatus AAF34679.1
AAN26159.1
Q9P8Q8  
 Sequence 4 from patent US 6428996 (CbhA)   Piromyces rhizinflatus AAN26160.1    
 cellobiohydrolase (cbhYW23-1)   Piromyces rhizinflatus ABY52797.1 B0FEV8  
 β-glucanase (CbhYW23-2)   Piromyces rhizinflatus ABY52798.1 B0FEV9  
 1,4-β-D-glucan-cellobiohydrolase (cbhYW23-4) (fragment)   Piromyces rhizinflatus ABY52799.1 B0FEW0  
 cellobiohydrolase (probable fragment) (Cel6D)   Piromyces rhizinflatus 2301 AAD02028.1 O93860  
 cellobiohydrolase (Cbh6) (Cel6A) 3.2.1.91 Piromyces rhizinflatus 2301 AAD51055.1 Q9UW10  
 cellobiohydrolase (Cbh120) (Cel6C)   Piromyces rhizinflatus 2301 AAD51054.2 Q9UW11  
 exoglucanase   Piromyces sp. AF-CTS-EMP1 ADO33720.1 E3W3U5  
 1,4-β-glucanase (Cel6G)   Piromyces sp. BTrP1 ACX32999.1 D0ET40  
 Cel6E (fragment)   Piromyces sp. E2 AAM13921.1 Q874K1  
 exoglucanase 6A (Cel6A) 3.2.1.91 Piromyces sp. E2 AAL92497.1 Q874K3  
 cellobiohydrolase Cel6B (fragment) (Cel6B)   Piromyces sp. E2 AAP30749.1 Q870B2  
 cellobiohydrolase Cel6C (fragment) (Cel6C)   Piromyces sp. E2 AAP30750.1 Q870B1  
 1,4-β-glucanase (Cel6G) (Cel6G)   Piromyces sp. KS11 AAO47726.1 Q874B0  
 Pa_0_1250   Podospora anserina S mat+ CAP60942.1 B2ABX7  
 Pa_2_13800   Podospora anserina S mat+ CAP60981.1 B2AC20  
 Pa_4_550   Podospora anserina S mat+ CAP61420.1 B2ADA5  
 Pa_4_2420   Podospora anserina S mat+ CAP61669.1 B2AE04  
 cellobiohydrolase II (Cel2;CBH II)   Polyporus arcularius 69B-8 BAF80327.1 A8CED8  
 cellobiohydrolase (Cel6A) 3.2.1.91 Stilbella annulata CAH05678.1    
 cellobiohydrolase II (CbhII;Cbh2) 3.2.1.91 Talaromyces emersonii IMI 392299 AAL33604.4
AAL78165.2
Q8NIB5  
 ORF (fragment)   Termitomyces albuminosus AEK06446.1    
 unnamed protein product (fragment)   Thielavia australiensis CAH05674.1    
 unnamed protein product (fragment)   Thielavia microspora CAH05672.1    
 cellobiohydrolase (CBH-II) (Cel6A) 3.2.1.91 Thielavia terrestris ABT06036.1    
 THITE_126432   Thielavia terrestris NRRL 8126 AEO62210.1    
 THITE_74712   Thielavia terrestris NRRL 8126 AEO64572.1    
 cellobiohydrolase (Cor1) (fragment)   Trametes versicolor AAF35251.1 Q9P8N1  
 cellobiohydrolase II   Trichoderma longibrachiatum FU05 ACZ34301.1 D1MGM6  
 cellobiohydrolase II (CbhII) 3.2.1.91 Trichoderma parceramosum AAU05379.2
AAV31052.1
Q66PN1  
 cellobiohydrolase II   Trichoderma sp. XST1 ACH96126.1 B5TWC7  
 unnamed protein product (fragment)   Trichophaea saccata CAH05677.1    
 cellobiohydrolase II-I (CbhII-I)   Volvariella volvacea V14 AAT64008.1 Q6E5B1  
 cellobiohydrolase II (CbhII) (frameshift) 3.2.1.91 Volvariella volvacea V14 AAD41097.1 Q9Y894  




Last update: 2012-01-31 © Copyright 1998-2012
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