Glycoside Hydrolase Family 5 / Subf 10

Activities in Familyendo-β-1,4-glucanase / cellulase (EC 3.2.1.4); endo-β-1,4-xylanase (EC 3.2.1.8); β-glucosidase (EC 3.2.1.21); β-mannosidase (EC 3.2.1.25); β-glucosylceramidase (EC 3.2.1.45); glucan β-1,3-glucosidase (EC 3.2.1.58); licheninase (EC 3.2.1.73); exo-β-1,4-glucanase / cellodextrinase (EC 3.2.1.74); glucan endo-1,6-β-glucosidase (EC 3.2.1.75); mannan endo-β-1,4-mannosidase (EC 3.2.1.78); cellulose β-1,4-cellobiosidase (EC 3.2.1.91); steryl β-glucosidase (EC 3.2.1.104); endoglycoceramidase (EC 3.2.1.123); chitosanase (EC 3.2.1.132); β-primeverosidase (EC 3.2.1.149); xyloglucan-specific endo-β-1,4-glucanase (EC 3.2.1.151); endo-β-1,6-galactanase (EC 3.2.1.164); hesperidin 6-O-α-L-rhamnosyl-β-glucosidase (EC 3.2.1.168); β-1,3-mannanase (EC 3.2.1.-); arabinoxylan-specific endo-β-1,4-xylanase (EC 3.2.1.-); mannan transglycosylase (EC 2.4.1.-)
Activities in Sub Family
Mechanism Retaining
ClanGH-A
3D Structure Status( β / α ) 8
Catalytic Nucleophile/BaseGlu (experimental)
Catalytic Proton DonorGlu (experimental)
NoteOnce known as cellulase family A; many members have been assigned to subfamilies as described by Aspeborg et al. (2012) BMC Evol Biol. 12(1):186 (PMID: 22992189).
External resourcesCAZypedia; HOMSTRAD; PROSITE;
Commercial Enzyme Provider(s)MEGAZYME; NZYTech; PROZOMIX;
Statistics GenBank accession (29); Uniprot accession (14); PDB accession (4); 3D entries (3); cryst (0)
Eukaryota
Protein Name EC#Organism GenBankUniprotPDB/3DSubf
 endo-β-1,4-mannanase (AkMan;AkManA) 3.2.1.78 Aplysia kurodai BAJ60954.1   3VUP[A,B] 10
 endo-β-1,4-mannanase 2 (S48) (fragment)   Biomphalaria glabrata AAV91524.1 Q5DL75   10
 endo-β-1,4-mannanase 1 (S58)   Biomphalaria glabrata AAV91523.1 Q5DL76   10
 CmacGH5-3 / Gh5-3   Callosobruchus maculatus ADU33273.1     10
 CmacGH5-4 / Gh5-4   Callosobruchus maculatus ADU33274.1     10
 CmacGH5-1 / Gh5-1   Callosobruchus maculatus ADU33271.1     10
 CmacGH5-2 / Gh5-2   Callosobruchus maculatus ADU33272.1     10
 mannanase (fragment)   Cherax quadricarinatus AIN40245.1     10
 endo-β-1,4-mannanase (Man;CaMan) 3.2.1.78 Cryptopygus antarcticus ABV68808.1 B4XC07 4OOU[A,B]
4OOZ[A,B]
10
 glycoside hydrolase family protein 5 (Gh5-1)   Gastrophysa viridula ADU33333.1     10
 endo-β-1,4-mannanase   Haliotis discus discus ACJ12612.1 B6VEZ3   10
 β-1,4-mannanase (ManHDD)   Haliotis discus discus BAI99559.1 D4QF63   10
 endo-β-1,4-mannanase (Man1;HdMan) 3.2.1.78 Haliotis discus hannai BAE78456.1 Q2MH89   10
 GH5A   Limnoria quadripunctata ADE58567.1 D5IEF5   10
 GH5C   Limnoria quadripunctata ADE58568.1 D5IEF6   10
 GH5E   Limnoria quadripunctata ADE58569.1 D5IEF7   10
 endo-β-1,4-mannanase (Man5A) 3.2.1.78 Mytilus edulis CAC81056.1 Q8WPJ2 2C0H[A] 10
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