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Literature summary extracted from

  • Shirokane, Y.; Nakajima, M.; Mizusawa, K.
    Purification and properties of guanidinoacetate kinase from a polychaete, Perineis sp. (1991), Agric. Biol. Chem., 55, 2235-2242.
No PubMed abstract available

Inhibitors

EC Number Inhibitors Comment Organism Structure
2.7.3.1 3-guanidinopropionate slight Perinereis sp.
2.7.3.1 4-Guanidinobutyrate slight Perinereis sp.
2.7.3.1 5,5'-dithiobis(2-nitrobenzoate)
-
Perinereis sp.
2.7.3.1 agmatine
-
Perinereis sp.
2.7.3.1 AMP
-
Perinereis sp.
2.7.3.1 Ca2+
-
Perinereis sp.
2.7.3.1 Creatine slight Perinereis sp.
2.7.3.1 guanidine slight Perinereis sp.
2.7.3.1 Hg2+
-
Perinereis sp.
2.7.3.1 iodoacetamide
-
Perinereis sp.
2.7.3.1 L-arginine slight Perinereis sp.
2.7.3.1 methylguanidine slight Perinereis sp.
2.7.3.1 N-bromosuccinimide
-
Perinereis sp.
2.7.3.1 p-chloromercuribenzoate
-
Perinereis sp.
2.7.3.1 Taurocyamine slight Perinereis sp.

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
2.7.3.1 0.8
-
ATP pH 8.1, 25°C Perinereis sp.
2.7.3.1 4.1
-
Guanidinoacetate pH 8.1, 25°C Perinereis sp.

Metals/Ions

EC Number Metals/Ions Comment Organism Structure
2.7.3.1 Ca2+ 29% of Mg2+-activation Perinereis sp.
2.7.3.1 Mg2+ 5 mM, activation Perinereis sp.
2.7.3.1 Mn2+ 5 mM, activation Perinereis sp.

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
2.7.3.1 45000
-
1 * 47000 + 1 * 45000, SDS-PAGE Perinereis sp.
2.7.3.1 47000
-
1 * 47000 + 1 * 45000, SDS-PAGE Perinereis sp.
2.7.3.1 90000
-
gel filtration Perinereis sp.

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
2.7.3.1 ATP + guanidinoacetate Perinereis sp.
-
ADP + phosphoguanidinoacetate
-
?

Organism

EC Number Organism UniProt Comment Textmining
2.7.3.1 Perinereis sp.
-
polychaete
-

Purification (Commentary)

EC Number Purification (Comment) Organism
2.7.3.1
-
Perinereis sp.

Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
2.7.3.1 45.3
-
pH 8.1, 25°C Perinereis sp.

Storage Stability

EC Number Storage Stability Organism
2.7.3.1 -20°C, 20 mM Tris-acetate buffer, pH 8.0, 1 mM dithiothreitol, 5% glycerol, several months Perinereis sp.

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2.7.3.1 ATP + guanidinoacetate
-
Perinereis sp. ADP + phosphoguanidinoacetate
-
?
2.7.3.1 ATP + guanidinoacetate specific for guanidinoacetate, ITP 2%, GTP 0.5% of ATP activity Perinereis sp. ADP + phosphoguanidinoacetate
-
?

Subunits

EC Number Subunits Comment Organism
2.7.3.1 dimer 1 * 47000 + 1 * 45000, SDS-PAGE Perinereis sp.

Temperature Optimum [°C]

EC Number Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
2.7.3.1 35
-
phosphorylation of guanidinoacetate Perinereis sp.

Temperature Stability [°C]

EC Number Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
2.7.3.1 35
-
stable up to Perinereis sp.
2.7.3.1 40
-
20 min, 4% loss of activity Perinereis sp.
2.7.3.1 45
-
20 min, 28% loss of activity Perinereis sp.
2.7.3.1 50
-
inactivation Perinereis sp.

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
2.7.3.1 8.1
-
phosphorylation of guanidinoacetate Perinereis sp.

pH Range

EC Number pH Minimum pH Maximum Comment Organism
2.7.3.1 6.5 9 less than 50% of maximal activity above and below Perinereis sp.

pH Stability

EC Number pH Stability pH Stability Maximum Comment Organism
2.7.3.1 5.5 9.5
-
Perinereis sp.