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Literature summary for 1.6.1.1 extracted from

  • Rydström, J.; Hoek, J.B.; Ernster, L.
    Nicotinamide nucleotide transhydrogenases (1976), The Enzymes, 3rd Ed. (Boyer, P. D. , ed. ), 13, 51-88.
No PubMed abstract available

Activating Compound

Activating Compound Comment Organism Structure
2'-AMP
-
Pseudomonas fluorescens
2'-AMP
-
Pseudomonas aeruginosa
2'-AMP
-
Azotobacter vinelandii
2'-AMP
-
Azotobacter agilis
2'-AMP
-
Azotobacter chroococcum
p-hydroxymercuribenzoate activation, depending on presence of oxidized or reduced substrates Pseudomonas fluorescens

Inhibitors

Inhibitors Comment Organism Structure
2'-AMP
-
Chromatium sp.
p-hydroxymercuribenzoate
-
Azotobacter vinelandii
p-hydroxymercuribenzoate
-
Pseudomonas aeruginosa
p-hydroxymercuribenzoate dependent on presence of oxidized or reduced substrate Pseudomonas fluorescens

Metals/Ions

Metals/Ions Comment Organism Structure
Ca2+
-
Pseudomonas fluorescens
Ca2+
-
Pseudomonas aeruginosa
Ca2+
-
Azotobacter vinelandii
Ca2+
-
Azotobacter agilis
Ca2+
-
Azotobacter chroococcum

Organism

Organism UniProt Comment Textmining
Azotobacter agilis
-
-
-
Azotobacter chroococcum
-
-
-
Azotobacter vinelandii
-
-
-
Chromatium sp.
-
-
-
Pseudomonas aeruginosa
-
-
-
Pseudomonas fluorescens
-
-
-

Purification (Commentary)

Purification (Comment) Organism
overview Pseudomonas fluorescens

Reaction

Reaction Comment Organism Reaction ID
NADPH + NAD+ = NADP+ + NADH mechanism Pseudomonas fluorescens
NADPH + NAD+ = NADP+ + NADH mechanism Azotobacter agilis
NADPH + NAD+ = NADP+ + NADH mechanism Azotobacter chroococcum

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
11.5
-
-
Pseudomonas fluorescens
24
-
-
Chromatium sp.
217
-
-
Pseudomonas aeruginosa
220 362
-
Azotobacter vinelandii

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
NADP+ + NADH
-
Pseudomonas aeruginosa NADPH + NAD+
-
r
NADP+ + NADH
-
Azotobacter vinelandii NADPH + NAD+
-
r
NADP+ + NADH poorly reversible Chromatium sp. NADPH + NAD+
-
r
NADP+ + NADH degree of reversibility depends on source of enzyme Pseudomonas fluorescens NADPH + NAD+
-
r
NADP+ + NADH degree of reversibility depends on source of enzyme Azotobacter agilis NADPH + NAD+
-
r
NADP+ + NADH degree of reversibility depends on source of enzyme Azotobacter chroococcum NADPH + NAD+
-
r
NADPH + 3-acetylpyridine-NAD+
-
Pseudomonas fluorescens NADP+ + 3-acetylpyridine-NADH
-
?
NADPH + 3-acetylpyridine-NAD+
-
Pseudomonas aeruginosa NADP+ + 3-acetylpyridine-NADH
-
?
NADPH + deamino-NAD+
-
Pseudomonas fluorescens NADP+ + deamino-NADH
-
?
NADPH + deamino-NAD+
-
Pseudomonas aeruginosa NADP+ + deamino-NADH
-
?
NADPH + deamino-NAD+
-
Azotobacter vinelandii NADP+ + deamino-NADH
-
?
NADPH + pyridine aldehyde-NAD+
-
Pseudomonas fluorescens NADP+ + pyridine aldehyde-NADH
-
?
NADPH + pyridine aldehyde-NAD+
-
Pseudomonas aeruginosa NADP+ + pyridine aldehyde-NADH
-
?

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
7 8
-
Pseudomonas fluorescens
7 8
-
Azotobacter vinelandii
7 8
-
Azotobacter agilis
7 8
-
Azotobacter chroococcum

Cofactor

Cofactor Comment Organism Structure
FAD inactivation by heat treatment can be reversed by addition of FAD Pseudomonas fluorescens
FAD inactivation by heat treatment can be reversed by addition of FAD Pseudomonas aeruginosa
FAD inactivation by heat treatment can be reversed by addition of FAD Azotobacter vinelandii
FAD inactivation by heat treatment can be reversed by addition of FAD Azotobacter agilis
FAD inactivation by heat treatment can be reversed by addition of FAD Azotobacter chroococcum