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Literature summary for 4.2.1.24 extracted from

  • Sarangthem, J.; Jain, M.; Gadre, R.
    Inhibition of delta-aminolevulinic acid dehydratase activity by cadmium in excised etiolated maize leaf segments during greening (2011), Plant Soil Environ., 57, 332-337.
No PubMed abstract available

Inhibitors

Inhibitors Comment Organism Structure
Cd2+ enzyme inhibition in excised etiolated leaf segments during greening. Cd2+ inhibits ALAD activity by affecting the ALA bind­ing to the enzyme and/or disrupting thiol interaction. Inhibition of ALAD activity by Cd2+ is decreased in the presence of nitrogenous compounds, glutamine and NH4NO3, overview. Supply of some essential metal ions, such as Mg2+, Zn2+, and Mn2+, also reduces the inhibition of enzyme activity by Cd2+ Zea mays
GSH a weak inhibitor Zea mays
levulinic acid a weak competitive inhibitor Zea mays

Metals/Ions

Metals/Ions Comment Organism Structure
Mg2+ activates Zea mays
Mn2+ activates Zea mays
Zn2+ activates Zea mays

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
2 5-aminolevulinate Zea mays
-
porphobilinogen + 2 H2O
-
?

Organism

Organism UniProt Comment Textmining
Zea mays
-
cv. Ganga
-

Source Tissue

Source Tissue Comment Organism Textmining
leaf etiolated Zea mays
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2 5-aminolevulinate
-
Zea mays porphobilinogen + 2 H2O
-
?

Synonyms

Synonyms Comment Organism
ALAD
-
Zea mays
delta-aminolevulinic acid dehydratase
-
Zea mays