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Literature summary for 2.4.1.1 extracted from

  • Sivak, M.N.; Tandecarz, J.S.; Cardini, C.E.
    Studies on potato tuber phosphorylase-catalyzed reaction in the absence of an exogenous acceptor. I. Characterization and properties of the enzyme (1981), Arch. Biochem. Biophys., 212, 525-536.
    View publication on PubMed

Activating Compound

Activating Compound Comment Organism Structure
albumin activation, reaction without primer glucan Solanum tuberosum

Inhibitors

Inhibitors Comment Organism Structure
Mn2+ reaction without glucan primer Solanum tuberosum

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
96000
-
2 * 96000, phosphorylase II, SDS-urea-PAGE Solanum tuberosum
135000
-
phosphorylase I, native PAGE Solanum tuberosum

Organism

Organism UniProt Comment Textmining
Solanum tuberosum
-
-
-

Purification (Commentary)

Purification (Comment) Organism
phosphorylase II Solanum tuberosum

Source Tissue

Source Tissue Comment Organism Textmining
tuber
-
Solanum tuberosum
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
glycogen + glucose 1-phosphate
-
Solanum tuberosum glycogen + phosphate
-
r
[(1->4)-alpha-D-glucosyl]n + phosphate
-
Solanum tuberosum [(1->4)-alpha-D-glucosyl]n-1 + alpha-D-glucose 1-phosphate
-
r

Subunits

Subunits Comment Organism
dimer 2 * 96000, phosphorylase II, SDS-urea-PAGE Solanum tuberosum

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
55
-
10 min, 80% loss of activity Solanum tuberosum