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Literature summary extracted from

  • Van Marrewijk, W.J.A.; Van den Broek, A.T.M.; Beenakkers, A.M.T.
    Isolation and partial characterization of three forms of glycogen phosphorylase from fat body of Locusta migratoria (1988), Insect Biochem., 18, 37-44.
No PubMed abstract available

Activating Compound

EC Number Activating Compound Comment Organism Structure
2.4.1.1 5'-AMP activation Locusta migratoria
2.4.1.1 5'-AMP 0.01 mM, 1.0 mM or 2 mM, maximal stimulation of isozymes a, ab or b, respectively Locusta migratoria
2.4.1.1 IMP activation of isozyme a and ab, not b Locusta migratoria

Inhibitors

EC Number Inhibitors Comment Organism Structure
2.4.1.1 ADP
-
 Locusta migratoria
2.4.1.1 ATP
-
 Locusta migratoria
2.4.1.1 D-glucose
-
 Locusta migratoria
2.4.1.1 trehalose weak Locusta migratoria
2.4.1.1 UDPglucose weak inhibition Locusta migratoria

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
2.4.1.1 92500
-
 2 * 92500, SDS-PAGE Locusta migratoria
2.4.1.1 180000 193000 isozymes a, ab, and b, gel filtration Locusta migratoria

Organism

EC Number Organism UniProt Comment Textmining
2.4.1.1 Locusta migratoria
-
 locust
-

Purification (Commentary)

EC Number Purification (Comment) Organism
2.4.1.1 isozymes a, ab and b, acid treatment, DEAE-Sephacel, 5'-AMP-Sepharose Locusta migratoria

Source Tissue

EC Number Source Tissue Comment Organism Textmining
2.4.1.1 fat body
-
 Locusta migratoria
-

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2.4.1.1 [(1->4)-alpha-D-glucosyl]n + phosphate
-
 Locusta migratoria [(1->4)-alpha-D-glucosyl]n-1 + alpha-D-glucose 1-phosphate
-
 r

Subunits

EC Number Subunits Comment Organism
2.4.1.1 dimer 2 * 92500, SDS-PAGE Locusta migratoria

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
2.4.1.1 6.9 7.2
-
 Locusta migratoria