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Literature summary for 2.3.1.37 extracted from

  • Ramaswamy, N.K.; Madhusudanan Nair, P.
    delta-Aminolevulinic acid synthetase from cold-stored potatoes (1973), Biochim. Biophys. Acta, 293, 269-277.
    View publication on PubMed

Activating Compound

Activating Compound Comment Organism Structure
ATP activates in assays with crude enzyme extracts Solanum tuberosum
CoA activates Solanum tuberosum

Inhibitors

Inhibitors Comment Organism Structure
chlorophyllide a
-
Solanum tuberosum
hemin
-
Solanum tuberosum
light above 30 lux intensity Solanum tuberosum
additional information pheophytin and chlorophyll are not inhibitory Solanum tuberosum

Metals/Ions

Metals/Ions Comment Organism Structure
Mg2+ activates Solanum tuberosum

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
succinyl-CoA + glycine Solanum tuberosum
-
5-aminolevulinate + CoA + CO2 common intermediate in the biosynthesis of chlorophyll and heme ?

Organism

Organism UniProt Comment Textmining
Solanum tuberosum
-
-
-

Source Tissue

Source Tissue Comment Organism Textmining
tuber dim light and cold-stored, green skin peeling Solanum tuberosum
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
additional information
-
EDTA required for the assay to inhibit 5-aminolevulinate dehydratase Solanum tuberosum
0.0057
-
maximal enzyme activity after 3 weeks of storage of tubers at 0-15°C at 30 lux Solanum tuberosum

Storage Stability

Storage Stability Organism
-30°C, complete loss of activity overnight Solanum tuberosum

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
succinyl-CoA + glycine
-
Solanum tuberosum 5-aminolevulinate + CoA + CO2
-
?
succinyl-CoA + glycine
-
Solanum tuberosum 5-aminolevulinate + CoA + CO2 common intermediate in the biosynthesis of chlorophyll and heme ?

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
15
-
-
Solanum tuberosum

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
additional information
-
room temperature, inactivation within 30 min Solanum tuberosum

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
7
-
-
Solanum tuberosum

Cofactor

Cofactor Comment Organism Structure
pyridoxal 5'-phosphate required Solanum tuberosum
pyridoxal 5'-phosphate activates Solanum tuberosum