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Literature summary for 6.3.4.4 extracted from

  • Markham, G.D.; Reed, G.H.
    Adenylosuccinate synthetase from Azotobacter vinelandii: purification, properties and steady-state kinetics (1977), Arch. Biochem. Biophys., 184, 24-35.
    View publication on PubMed

Inhibitors

Inhibitors Comment Organism Structure
2-mercaptosuccinate
-
Azotobacter vinelandii
AMP
-
Azotobacter vinelandii
Cl-
-
Azotobacter vinelandii
Cl3CCO2-
-
Azotobacter vinelandii
fumarate
-
Azotobacter vinelandii
HCO2-
-
Azotobacter vinelandii
I-
-
Azotobacter vinelandii
Maleate
-
Azotobacter vinelandii
NO2-
-
Azotobacter vinelandii
NO3-
-
Azotobacter vinelandii
oxaloacetate
-
Azotobacter vinelandii
phosphate
-
Azotobacter vinelandii
SCN- i.e. thiocyanate Azotobacter vinelandii
SO32-
-
Azotobacter vinelandii
succinate
-
Azotobacter vinelandii

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
54000
-
2 * 54000, SDS-PAGE Azotobacter vinelandii
110000
-
gel filtration Azotobacter vinelandii

Organism

Organism UniProt Comment Textmining
Azotobacter vinelandii
-
-
-

Purification (Commentary)

Purification (Comment) Organism
-
Azotobacter vinelandii

Reaction

Reaction Comment Organism Reaction ID
GTP + IMP + L-aspartate = GDP + phosphate + N6-(1,2-dicarboxyethyl)-AMP sequential mechanism with a fully random order of substrate addition Azotobacter vinelandii

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
GTP + IMP + L-Asp r Azotobacter vinelandii GDP + phosphate + adenylosuccinate
-
?

Subunits

Subunits Comment Organism
dimer 2 * 54000, SDS-PAGE Azotobacter vinelandii

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
6.5 7.4
-
Azotobacter vinelandii

pH Range

pH Minimum pH Maximum Comment Organism
6 8 50% of maximal activity at pH 6.0 and 8.0 Azotobacter vinelandii