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Literature summary extracted from

  • Okada, M.; Owada, K.; Nakagawa, H.
    [Phosphotyrosine]protein phosphatase in rat brain. A major [phosphotyrosine]protein phosphatase is a 23 kDa protein distinct from acid phosphatase (1986), Biochem. J., 239, 155-162.
    View publication on PubMedView publication on EuropePMC

Activating Compound

EC Number Activating Compound Comment Organism Structure
3.1.3.48 EDTA activation Rattus norvegicus

Inhibitors

EC Number Inhibitors Comment Organism Structure
3.1.3.48 H3VO4
-
Rattus norvegicus
3.1.3.48 Mg2+
-
Rattus norvegicus
3.1.3.48 Zn2+
-
Rattus norvegicus

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
3.1.3.48 2
-
4-nitrophenyl phosphate
-
Rattus norvegicus
3.1.3.48 2
-
phosphotyrosine
-
Rattus norvegicus

Metals/Ions

EC Number Metals/Ions Comment Organism Structure
3.1.3.48 additional information activity not dependent on divalent cations Rattus norvegicus

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
3.1.3.48 23000
-
gel filtration Rattus norvegicus

Organism

EC Number Organism UniProt Comment Textmining
3.1.3.48 Rattus norvegicus
-
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
3.1.3.48
-
Rattus norvegicus

Source Tissue

EC Number Source Tissue Comment Organism Textmining
3.1.3.48 brain
-
Rattus norvegicus
-

Storage Stability

EC Number Storage Stability Organism
3.1.3.48 0°C, highly purified preparation, complete loss of activity after 1 week Rattus norvegicus

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
3.1.3.48 4-nitrophenyl phosphate + H2O
-
Rattus norvegicus 4-nitrophenol + phosphate
-
?
3.1.3.48 phosphotyrosine + H2O
-
Rattus norvegicus tyrosine + phosphate
-
?

Subunits

EC Number Subunits Comment Organism
3.1.3.48 monomer 1 * 23000, SDS-PAGE Rattus norvegicus

Synonyms

EC Number Synonyms Comment Organism
3.1.3.48 PTPase
-
Rattus norvegicus
3.1.3.48 PTPPase
-
Rattus norvegicus

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
3.1.3.48 5 5.5
-
Rattus norvegicus

pH Range

EC Number pH Minimum pH Maximum Comment Organism
3.1.3.48 4.5 7
-
Rattus norvegicus