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Literature summary for 3.1.3.16 extracted from

  • Klumpp, S.; Selke, D.; Fischer, D.; Baumann, A.; Muller, F.; Thanos, S.
    Protein phosphatase type-2C isozymes present in vertebrate retinae: purification, characterization, and localization in photoreceptors (1998), J. Neurosci. Res., 51, 328-338.
    View publication on PubMed

Cloned(Commentary)

Cloned (Comment) Organism
PP2Calpha and PP2Cbeta Bos taurus

Inhibitors

Inhibitors Comment Organism Structure
Ca2+ degree of inhibition depends on concentration of Mg2+ Bos taurus
okadaic acid no inhibition of phosphatase PP2C Bos taurus

Metals/Ions

Metals/Ions Comment Organism Structure
Mg2+
-
Bos taurus
Mn2+
-
Bos taurus

Organism

Organism UniProt Comment Textmining
Bos taurus
-
-
-

Purification (Commentary)

Purification (Comment) Organism
PP2C Bos taurus

Source Tissue

Source Tissue Comment Organism Textmining
photoreceptor outer segment of rod photoreceptors Bos taurus
-
retina outer segment of rod photoreceptors Bos taurus
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
0.003 0.015 phosphatases PP2Calpha, PP2Cbeta, substrate casein Bos taurus

Storage Stability

Storage Stability Organism
4°C, or -20°C, or -70°C, half-life 24 h, inactivation is not prevented by addition of glycerol, bovine serum albumin, divalent cations or SH-reagents Bos taurus

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
phosphocasein + H2O
-
Bos taurus casein + phosphate
-
?
phosphoproteins + H2O
-
Bos taurus proteins + phosphate
-
?

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
45 55 phosphatase PP2C Bos taurus

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
7.5 8 phosphatase PP2C Bos taurus