Glycoside Hydrolase Family 23

Mechanism Unknown e
3D Structure Statuslysozyme fold
Catalytic Nucleophile/BaseNot known
Catalytic Proton DonorGlu
NoteCorresponds to family 1 of the peptidoglycan lytic transglycosylases described by N.T. Blackburn and A.J. Clarke (2001) J. Mol. Evol. 52, 78-84; Note that 'peptidoglycan lytic transglycosylases' cleave peptidoglycan without intervention of a water molecule.
External resourcesCAZypedia; PRINTS;
Statistics GenBank accession (113408); Uniprot accession (61); PDB accession (90); 3D entries (21); cryst (0)
Activity IdEC#Activity NameResidue -2Bond -1Residue -1 Reacting BondResidue +1Bond +1Residue +2Reactant
H10 3.2.1.14 chitin endo-b-1,4-N-acetylglucosaminidase bDGlcpNAc 1,4 bDGlcpNAc 1,4 bDGlcpNAc 1,4 bDGlcpNAc H2O
H12 3.2.1.17 peptidoglycan endo-b-1,4-N-acetylmuramidase bDGlcpNAc 1,4 bDMurpNAc 1,4 bDGlcpNAc 1,4 bDMurpNAc H2O
L347 4.2.2.29 peptidoglycan lytic b-1,4-muraminidase bDGlcpNAc 1,4 bDMurpNAc 1,4 bDGlcpNAc 1,4 bDMurpNAc
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