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Literature summary for 1.1.1.25 extracted from

  • Zhang, X.; Zhang, S.; Hao, F.; Lai, X.; Yu, H.; Huang, Y.; Wang, H.
    Expression, purification and properties of shikimate dehydrogenase from Mycobacterium tuberculosis (2005), J. Biochem. Mol. Biol., 38, 624-631.
    View publication on PubMed

Activating Compound

Activating Compound Comment Organism Structure
Nonidet P-40 120-190% activity of AroE at 0.1-0.5% Mycobacterium tuberculosis
Triton X-100 120-190% activity at 0.1-0.5% Mycobacterium tuberculosis

Cloned(Commentary)

Cloned (Comment) Organism
gene aroE, expression of His-tagged AroE in Escherichia coli strain BL21(DE3) Mycobacterium tuberculosis

General Stability

General Stability Organism
the purified recombinant enzyme is stable to freezing Mycobacterium tuberculosis

Inhibitors

Inhibitors Comment Organism Structure
SDS nearly complete inactivation of AroE at 0.02% Mycobacterium tuberculosis

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
additional information
-
additional information kinetic profile of the recombinant AroE, overview Mycobacterium tuberculosis
0.0295
-
NADP+ pH 9.0, 25°C Mycobacterium tuberculosis
0.063
-
shikimate pH 9.0, 25°C Mycobacterium tuberculosis

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
shikimate + NADP+ Mycobacterium tuberculosis
-
3-dehydroshikimate + NADPH + H+
-
r

Organism

Organism UniProt Comment Textmining
Mycobacterium tuberculosis
-
gene aroE
-

Purification (Commentary)

Purification (Comment) Organism
recombinant His-tagged ARoE from Escherichia coli strain BL21(DE3) by nickel affinity chromatograohy Mycobacterium tuberculosis

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
826
-
purified recombinant AroE Mycobacterium tuberculosis

Storage Stability

Storage Stability Organism
-70°C, purified recombinant enzyme, stable for several months Mycobacterium tuberculosis
4°C, purified recombinant enzyme, stable for 2 weeks Mycobacterium tuberculosis

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
shikimate + NADP+
-
Mycobacterium tuberculosis 3-dehydroshikimate + NADPH + H+
-
r

Subunits

Subunits Comment Organism
More secondary structure analysis of ARoE, percentages for alpha-helix, beta-sheet, beta-turn, and random coil are 29.2%, 9.3%, 32.7%, and 28.8%, respectively, contains the highly conserved motif G-X-(N/S)-V-(T/S)-X-PX-K Mycobacterium tuberculosis

Synonyms

Synonyms Comment Organism
AroE
-
Mycobacterium tuberculosis
SD
-
Mycobacterium tuberculosis

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
63
-
-
Mycobacterium tuberculosis

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
87
-
purified recombinant AroE, half-life: 2 h Mycobacterium tuberculosis

Turnover Number [1/s]

Turnover Number Minimum [1/s] Turnover Number Maximum [1/s] Substrate Comment Organism Structure
399
-
NADP+ pH 9.0, 25°C Mycobacterium tuberculosis
399
-
shikimate pH 9.0, 25°C Mycobacterium tuberculosis

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
9 12
-
Mycobacterium tuberculosis

Cofactor

Cofactor Comment Organism Structure
NADP+
-
Mycobacterium tuberculosis
NADPH
-
Mycobacterium tuberculosis