Peptidoglycan beta-N-acetylmuramidase

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Peptidoglycan beta-N-acetylmuramidase (EC 3.2.1.92, exo-beta-N-acetylmuramidase, exo-beta-acetylmuramidase, beta-2-acetamido-3-O-(D-1-carboxyethyl)-2-deoxy-D-glucoside acetamidodeoxyglucohydrolase) is an enzyme with systematic name peptidoglycan beta-N-acetylmuramoylexohydrolase.^[1] This enzyme catalyses the following chemical reaction

Hydrolysis of terminal, non-reducing N-acetylmuramic residues

References

↑ Del Rio, L.A. and Berkeley, R.C.W. (1976). "Exo-β-N-acetylmuramidase - a novel hexosaminidase. Production by Bacillus subtilis B, purification and characterization". Eur. J. Biochem. 65: 3–12. doi:10.1111/j.1432-1033.1976.tb10382.x. PMID 6281.

External links

Peptidoglycan beta-N-acetylmuramidase at the US National Library of Medicine Medical Subject Headings (MeSH)

Hydrolase: sugar hydrolases (EC 3.2)

3.2.1: Glycoside hydrolases

Disaccharidase	Sucrase/Sucrase-isomaltase/Invertase Maltase Trehalase Lactase

Glucosidases	Cellulase Alpha-glucosidase Acid Neutral AB Neutral C Beta-glucosidase cytosolic Debranching enzyme

Other	Amylase Alpha-amylase Chitinase Lysozyme Neuraminidase NEU1 NEU2 NEU3 NEU4 Bacterial neuraminidase Viral neuraminidase Galactosidases Alpha Beta alpha-Mannosidase Glucuronidase Hyaluronidase Pullulanase Glucosylceramidase lysosomal non-lysosomal Galactosylceramidase Alpha-N-acetylgalactosaminidase NAGA Alpha-N-acetylglucosaminidase Fucosidase Hexosaminidase HEXA HEXB Iduronidase Maltase-glucoamylase Heparanase HPSE2

3.2.2: Hydrolysing
N-Glycosyl compounds

DNA glycosylases: Oxoguanine glycosylase

Enzymes

Activity	Active site Binding site Catalytic triad Oxyanion hole Enzyme promiscuity Catalytically perfect enzyme Coenzyme Cofactor Enzyme catalysis Enzyme kinetics Lineweaver–Burk plot Michaelis–Menten kinetics

Regulation	Allosteric regulation Cooperativity Enzyme inhibitor

Classification	EC number Enzyme superfamily Enzyme family List of enzymes

Types	EC1 Oxidoreductases(list) EC2 Transferases(list) EC3 Hydrolases(list) EC4 Lyases(list) EC5 Isomerases(list) EC6 Ligases(list)

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