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Literature summary extracted from

  • Miyatake, K.; Nakano, Y.; Kitaoka, S.
    Some properties of pantothenate synthetase partially purified from Escherichia coli B (1975), Bull. Univ. Osaka Prefect, 27, 57-67.
No PubMed abstract available

Inhibitors

EC Number Inhibitors Comment Organism Structure
6.3.2.1 1,10-phenanthroline
-
Escherichia coli
6.3.2.1 4-aminobutanoate
-
Escherichia coli
6.3.2.1 5-Aminopentanoate
-
Escherichia coli
6.3.2.1 Ag+
-
Escherichia coli
6.3.2.1 AMP
-
Escherichia coli
6.3.2.1 Asp uncompetitive Escherichia coli
6.3.2.1 Ca2+
-
Escherichia coli
6.3.2.1 Cu2+
-
Escherichia coli
6.3.2.1 cysteine weak Escherichia coli
6.3.2.1 diphosphate
-
Escherichia coli
6.3.2.1 DTT weak Escherichia coli
6.3.2.1 Fe2+
-
Escherichia coli
6.3.2.1 Hg2+
-
Escherichia coli
6.3.2.1 iodoacetate weak Escherichia coli
6.3.2.1 L-Ala
-
Escherichia coli
6.3.2.1 L-Val uncompetitive Escherichia coli
6.3.2.1 Li+
-
Escherichia coli
6.3.2.1 mercaptoethanol weak Escherichia coli
6.3.2.1 Mercaptoethanolamine weak Escherichia coli
6.3.2.1 Mercaptopurine weak Escherichia coli
6.3.2.1 Ni2+
-
Escherichia coli
6.3.2.1 pantothenic acid
-
Escherichia coli
6.3.2.1 Pb2+
-
Escherichia coli
6.3.2.1 PCMB
-
Escherichia coli
6.3.2.1 taurine
-
Escherichia coli
6.3.2.1 Zn2+
-
Escherichia coli

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
6.3.2.1 0.063
-
D-pantoate beta-alanine Escherichia coli
6.3.2.1 0.091
-
ATP
-
Escherichia coli
6.3.2.1 0.12
-
(R)-pantoate
-
Escherichia coli

Metals/Ions

EC Number Metals/Ions Comment Organism Structure
6.3.2.1 K+ Km: 5.5 mM Escherichia coli
6.3.2.1 Mg2+ divalent cation required, Mg2+ or Mn2+, Km: 2.0 mM. Optimal concentration: 10 mM, inhibition above Escherichia coli

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
6.3.2.1 69000
-
gel filtration Escherichia coli

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
6.3.2.1 ATP + (R)-pantoate + beta-alanine Escherichia coli formation of pantothenic acid, an important member of the B vitamins ?
-
?

Organism

EC Number Organism UniProt Comment Textmining
6.3.2.1 Escherichia coli
-
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
6.3.2.1 partial Escherichia coli

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
6.3.2.1 ATP + (R)-pantoate + beta-alanine
-
Escherichia coli AMP + diphosphate + (R)-pantothenate
-
?
6.3.2.1 ATP + (R)-pantoate + beta-alanine formation of pantothenic acid, an important member of the B vitamins Escherichia coli ?
-
?

Temperature Optimum [°C]

EC Number Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
6.3.2.1 30
-
-
Escherichia coli

Temperature Range [°C]

EC Number Temperature Minimum [°C] Temperature Maximum [°C] Comment Organism
6.3.2.1 20 50 20°C: about 60% of maximal activity, 50°C, about 25% of maximal activity Escherichia coli

Temperature Stability [°C]

EC Number Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
6.3.2.1 37
-
pH 5.0-10.0, 15 min stable Escherichia coli

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
6.3.2.1 10
-
-
Escherichia coli

pH Range

EC Number pH Minimum pH Maximum Comment Organism
6.3.2.1 8 12 about 50% of maximal activity at pH 8 and 12 Escherichia coli