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Literature summary for 3.2.1.96 extracted from

  • Rogers, H.J.; Taylor, C.; Rayter, S.; Ward, J.B.
    Purification and properties of autolytic endo-beta-N-acetylglucosaminidase and the N-acetylmuramyl-L-alanine amidase from Bacillus subtilis strain 168 (1984), J. Gen. Microbiol., 130, 2395-2402.
    View publication on PubMed

General Stability

General Stability Organism
trypsin, 0.01 mg/ml, pH 7.2, 50 mM Tris/HCl, 70% inactivation after 15 min Bacillus subtilis

Inhibitors

Inhibitors Comment Organism Structure
lipoteichoic acid
-
Bacillus subtilis

Metals/Ions

Metals/Ions Comment Organism Structure
Li+ maximal activation near 0.2 M LiCl with Micrococcus luteus cell walls as substrate, sharp optimal activation at 0.1 M with Bacillus subtilis cell walls as substrate Bacillus subtilis
Mg2+ slight activation Bacillus subtilis

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
90000
-
2 * 90000, SDS-PAGE Bacillus subtilis
190000
-
gel filtration Bacillus subtilis

Organism

Organism UniProt Comment Textmining
Bacillus subtilis
-
-
-
Bacillus subtilis 168
-
-
-

Purification (Commentary)

Purification (Comment) Organism
-
Bacillus subtilis

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
additional information
-
-
Bacillus subtilis

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
additional information no exo-activity Bacillus subtilis ?
-
?
additional information no exo-activity Bacillus subtilis 168 ?
-
?
peptidoglycan + H2O Micrococcus luteus cell wall and Bacillus subtilis cell walls Bacillus subtilis ?
-
?
peptidoglycan + H2O Micrococcus luteus cell wall and Bacillus subtilis cell walls Bacillus subtilis 168 ?
-
?

Subunits

Subunits Comment Organism
dimer 2 * 90000, SDS-PAGE Bacillus subtilis

Turnover Number [1/s]

Turnover Number Minimum [1/s] Turnover Number Maximum [1/s] Substrate Comment Organism Structure
additional information
-
additional information
-
Bacillus subtilis

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
4.5
-
Bacillus subtilis cell walls Bacillus subtilis
4.5 5.5 Micrococcus luteus cell walls as substrate, in 50 mM acetic acid/acetate buffer or succinate/NaOH buffer Bacillus subtilis
5
-
-
Bacillus subtilis