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Literature summary extracted from

  • Mori, Y.; Kimura, Y.
    Myxococcus xanthus low-molecular-weight protein tyrosine phosphatase homolog, ArsA, possesses arsenate reductase activity (2014), J. Biosci. Bioeng., 118, 10-13 .
    View publication on PubMed

Activating Compound

EC Number Activating Compound Comment Organism Structure
1.20.4.1 dithiothreitol enzyme activity is increased about 1.5fold by the addition of 2 mM dithiothreitol Myxococcus xanthus
1.20.4.1 additional information 1 mM EDTA has no apparent effect on enzyme activity Myxococcus xanthus

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
1.20.4.1 4.3
-
 arsenate at pH 9.0, temperature not specified in the publication Myxococcus xanthus

Metals/Ions

EC Number Metals/Ions Comment Organism Structure
1.20.4.1 additional information the enzyme is not stimulated by 1 mM MgCl2, MnCl2, CuCl2, CaCl2, ZnCl2, NiCl2, FeCl2 or FeCl3 Myxococcus xanthus

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
1.20.4.1 arsenite + acceptor Myxococcus xanthus high activity arsenate + reduced acceptor
-
 ?

Organism

EC Number Organism UniProt Comment Textmining
1.20.4.1 Myxococcus xanthus
-
-
-

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
1.20.4.1 arsenate + glutaredoxin
-
 Myxococcus xanthus arsenite + glutaredoxin disulfide + H2O
-
 ?
1.20.4.1 arsenate + glutathione
-
 Myxococcus xanthus arsenite + glutathione disulfide + H2O
-
 ?
1.20.4.1 arsenite + acceptor high activity Myxococcus xanthus arsenate + reduced acceptor
-
 ?
1.20.4.1 additional information the enzyme exhibits weak phosphatase activity toward 4-nitrophenyl phosphate Myxococcus xanthus ?
-
 ?

Subunits

EC Number Subunits Comment Organism
1.20.4.1 ? x * 16000, SDS-PAGE Myxococcus xanthus

Synonyms

EC Number Synonyms Comment Organism
1.20.4.1 ARSA
-
 Myxococcus xanthus
1.20.4.1 MXAN_0575
-
 Myxococcus xanthus

Temperature Optimum [°C]

EC Number Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
1.20.4.1 50
-
-
 Myxococcus xanthus

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
1.20.4.1 9
-
-
 Myxococcus xanthus