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Literature summary extracted from

  • Magasanik, B.; Kaminskas, E.; Kimhi, Y.
    Histidase (histidine ammonia-lyase) (Bacillus subtilis) (1971), Methods Enzymol., 17B, 47-50.
No PubMed abstract available

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
4.3.1.3 6.7
-
L-histidine
-
Bacillus subtilis

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
4.3.1.3 220000
-
sucrose density gradient centrifugation Bacillus subtilis

Organism

EC Number Organism UniProt Comment Textmining
4.3.1.3 Bacillus subtilis
-
W23G
-
4.3.1.3 Bacillus subtilis W23G
-
W23G
-
4.3.1.3 Klebsiella aerogenes
-
-
-
4.3.1.3 Salmonella enterica subsp. enterica serovar Typhimurium
-
-
-

Specific Activity [micromol/min/mg]

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

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
4.3.1.3 L-histidine natural substrate Salmonella enterica subsp. enterica serovar Typhimurium urocanate + NH3
-
?
4.3.1.3 L-histidine natural substrate Bacillus subtilis urocanate + NH3
-
?
4.3.1.3 L-histidine natural substrate Klebsiella aerogenes urocanate + NH3
-
?
4.3.1.3 L-histidine natural substrate Bacillus subtilis W23G urocanate + NH3
-
?

Temperature Stability [°C]

EC Number Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
4.3.1.3 80
-
15 min, no loss of activity Bacillus subtilis

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
4.3.1.3 8.5 9.1 maximal activity between Bacillus subtilis