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Literature summary for 1.4.1.12 extracted from

  • Tsuda, Y.; Friedmann, H.C.
    Ornithine metabolism by Clostridium sticklandii. Oxidation of ornithine to 2-amino-4-ketopentanoic acid via 2,4-diaminopentanoic acid; participation of B12 coenzyme, pyridoxal phosphate, and pyridine nucleotide (1970), J. Biol. Chem., 245, 5914-5926.
    View publication on PubMed

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.6 3.3 NAD+
-
Acetoanaerobium sticklandii
1.2 1.8 2,4-Diaminopentanoate
-
Acetoanaerobium sticklandii

Metals/Ions

Metals/Ions Comment Organism Structure
additional information no stimulation of activity by Mg2+, Zn2+, Mn2+, Fe2+, Cd2+, Ni2+, Cu2+ Acetoanaerobium sticklandii

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
2,4-diaminopentanoate + H2O + NAD(P)+ Acetoanaerobium sticklandii
-
2-amino-4-oxopentanoate + NH3 + NAD(P)H
-
r

Organism

Organism UniProt Comment Textmining
Acetoanaerobium sticklandii
-
-
-

Purification (Commentary)

Purification (Comment) Organism
-
Acetoanaerobium sticklandii

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
68.5
-
-
Acetoanaerobium sticklandii

Storage Stability

Storage Stability Organism
4°C, phosphate buffer, pH 7,5, 10-20% glycerol, one month Acetoanaerobium sticklandii

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2,4-diaminopentanoate + H2O + NAD(P)+
-
Acetoanaerobium sticklandii 2-amino-4-oxopentanoate + NH3 + NAD(P)H
-
r
2,4-diaminopentanoate + H2O + NAD+
-
Acetoanaerobium sticklandii 2-amino-4-oxopentanoate + NH3 + NADH
-
?

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
8.8
-
2,4-diaminopentanoate + NAD+ + H2O Acetoanaerobium sticklandii

pH Range

pH Minimum pH Maximum Comment Organism
8 10 half maximal activity at pH 8.0 and 10.0, 2,4-diaminopentanoate + NAD+ + H2O Acetoanaerobium sticklandii

Cofactor

Cofactor Comment Organism Structure
NAD+
-
Acetoanaerobium sticklandii
NADP+
-
Acetoanaerobium sticklandii