Glycoside Hydrolase Family 5 / Subf 52

Activities in Sub FamilyEndo-β-1,4-glucanase (EC 3.2.1.4);
Exo-β-1,4-glucanase / cellodextrinase (EC 3.2.1.74);
Mechanism Retaining e
ClanGH-A
3D Structure Status( β / α ) 8 barrel
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 (12); Uniprot accession (8);
Bacteria
Protein Name EC#ReferenceOrganismGenBank UniprotPDB/3DSubf
 cellodextrinase A (CedA;Fisuc_1584;FSU_2070) (Cel5C) 3.2.1.74 pubmed
Fibrobacter succinogenes subsp. succinogenes S85 AAA50210.1
ACX75179.1
ADL26975.1
C9RRJ3
D9SBT4
Q59441
  52
 cellodextrinase (UmCel5M) 3.2.1.74 pubmed
uncultured bacterium ABE60715.1 Q1PDD7   52
 β-1,4-glucanase (4348JG28_001) 3.2.1.4 pubmed
uncultured bacterium ABW39345.1 A9LDT9   52
 β-1,4-glucanase (4348JG48_005) 3.2.1.4 pubmed
uncultured bacterium ABW39351.1 A9LDU5   52
unclassified
Protein Name EC#ReferenceOrganismGenBank UniprotPDB/3DSubf
 endo-β-1,4-glucanase (SARM_0085 / 0_04975 / TW-16) 3.2.1.4 pubmed
uncultured organism ADX05752.1 E9NSQ7   52
 endo-β-1,4-glucanase(SARM_0066 / 2698429_129360 / TW-22) 3.2.1.4 pubmed
uncultured organism ADX05737.1 E9NSP2   52
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