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Literature summary for 3.4.17.13 extracted from

  • DasGupta, H.; Fan, D.P.
    Purification and characterization of a carboxypeptidase-transpeptidase of Bacillus megaterium acting on the tetrapeptide moiety of the peptidoglycan (1979), J. Biol. Chem., 254, 5672-5683.
    View publication on PubMed

Inhibitors

Inhibitors Comment Organism Structure
iodoacetamide
-
Priestia megaterium
Mg2+ optimal concentration for stimulation: 10 mM, inhibition above Priestia megaterium
NEM weak Priestia megaterium

Metals/Ions

Metals/Ions Comment Organism Structure
Ca2+ can replace Mg2+ in stimulation Priestia megaterium
Mg2+ stimulates, optimal concentration: 10 mM, inhibition above Priestia megaterium
Mn2+ can replace Mg2+ in stimulation Priestia megaterium
additional information no stimulation by Zn2+, Cu2+ Priestia megaterium

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
56000
-
gel filtration Priestia megaterium
60000
-
1 * 60000, Bacillus megaterium, gel filtration Priestia megaterium

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
additional information Priestia megaterium incorporation of diaminopimelate into cell walls ?
-
?

Organism

Organism UniProt Comment Textmining
Priestia megaterium
-
-
-

Purification (Commentary)

Purification (Comment) Organism
-
Priestia megaterium

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
additional information incorporation of diaminopimelate into cell walls Priestia megaterium ?
-
?
UDP-N-acetylmuramyl-Ala-D-Glu-Dap-D-Ala + H2O enzyme can also replace the terminal D-alanine with a variety of amino acids with D-asymmetric centers for transpeptidation Priestia megaterium UDP-N-acetylmuramyl-Ala-D-Glu-Dap + D-Ala
-
?

Subunits

Subunits Comment Organism
monomer 1 * 60000, Bacillus megaterium, gel filtration Priestia megaterium

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
30
-
assay at Priestia megaterium
30 60 incorporation of diaminopimelate into cell walls Priestia megaterium

Temperature Range [°C]

Temperature Minimum [°C] Temperature Maximum [°C] Comment Organism
10 60 10°C: 27% of activity maximum, 60°C: 99% of activity maximum Priestia megaterium

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
7.5 8.2
-
Priestia megaterium

pH Range

pH Minimum pH Maximum Comment Organism
5.8 9.5 5.8: about 40% of activity maximum, 9.5: about 30% of activity maximum Priestia megaterium