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Literature summary for 2.8.1.7 extracted from

  • Zheng, L.; White, R.H.; Cash, V.L.; Jack, R.F.; Dean, D.R.
    Cysteine desulfurase activity indicates a role for NIFS in metallocluster biosynthesis (1993), Proc. Natl. Acad. Sci. USA, 90, 2754-2758.
    View publication on PubMedView publication on EuropePMC

Cloned(Commentary)

Cloned (Comment) Organism
-
Azotobacter vinelandii

Inhibitors

Inhibitors Comment Organism Structure
4-chloromercuribenzoate preincubation dramatically inhibits enzyme activity Azotobacter vinelandii
iodoacetamide preincubation dramatically inhibits enzyme activity Azotobacter vinelandii
N-ethylmaleimide preincubation dramatically inhibits enzyme activity Azotobacter vinelandii

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
44000
-
homodimer, 2 * 44000, SDS-PAGE Azotobacter vinelandii
87500
-
gel filtration Azotobacter vinelandii

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
L-cysteine + [enzyme]-cysteine Azotobacter vinelandii
-
L-alanine + [enzyme]-S-sulfanylcysteine
-
?
additional information Azotobacter vinelandii involved in the mobilization of iron or sulfur required for metallocluster formation ?
-
?

Organism

Organism UniProt Comment Textmining
Azotobacter vinelandii
-
-
-

Purification (Commentary)

Purification (Comment) Organism
-
Azotobacter vinelandii

Reaction

Reaction Comment Organism Reaction ID
L-cysteine + acceptor = L-alanine + S-sulfanyl-acceptor mechanism Azotobacter vinelandii

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
L-cysteine + [enzyme]-cysteine
-
Azotobacter vinelandii L-alanine + [enzyme]-S-sulfanylcysteine
-
?
additional information involved in the mobilization of iron or sulfur required for metallocluster formation Azotobacter vinelandii ?
-
?

Subunits

Subunits Comment Organism
dimer homodimer, 2 * 44000, SDS-PAGE Azotobacter vinelandii

Cofactor

Cofactor Comment Organism Structure
pyridoxal 5'-phosphate 0.8 mol per monomer Azotobacter vinelandii