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Literature summary for 2.7.10.2 extracted from

  • Williams, N.K.; Lucet, I.S.; Klinken, S.P.; Ingley, E.; Rossjohn, J.
    Crystal structures of the Lyn protein tyrosine kinase domain in its apo- and inhibitor-bound state (2009), J. Biol. Chem., 284, 284-291.
    View publication on PubMed

Activating Compound

Activating Compound Comment Organism Structure
additional information phosphorylation of Tyr397 in Lyn results in activation of the enzyme Mus musculus

Application

Application Comment Organism
medicine Lyn kinase inhibitors are becoming an increasingly important class of chemotherapeutic agents Mus musculus

Cloned(Commentary)

Cloned (Comment) Organism
the murine Lyn kinase domain, amino acids 239-512, is subcloned into the baculovirus expression vector pFastBacHTA generating a His6-tagged fusion resulting in a 5 amino acid N-terminal extension to the Lyn kinase domain after tobacco etch virus cleavage Mus musculus

Crystallization (Commentary)

Crystallization (Comment) Organism
the crystal structures of the kinase domain of Lyn are determined in complex with three different inhibitors, AMP-PNP, 4-amino-5-(4-chlorophenyl)-7-(t-butyl)pyrazolo[3,4-d]pyrimidine and dasatinib, as well as the non-liganded form of the enzyme, at 2.5 to 2.7 A resolution Mus musculus

Inhibitors

Inhibitors Comment Organism Structure
4-amino-5-(4-chlorophenyl)-7-(t-butyl)pyrazolo[3,4-d]pyrimidine PP2, AG-1897 Mus musculus
AMP-PNP
-
Mus musculus
dasatinib
-
Mus musculus
additional information phosphorylation of Tyr508 in Lyn inhibits activity of the enzyme Mus musculus
SU6656
-
Mus musculus

Localization

Localization Comment Organism GeneOntology No. Textmining
membrane
-
Mus musculus 16020
-

Metals/Ions

Metals/Ions Comment Organism Structure
Mg2+
-
Mus musculus

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
ATP + [protein]-L-tyrosine Mus musculus
-
ADP + [protein]-L-tyrosine phosphate
-
?

Organism

Organism UniProt Comment Textmining
Mus musculus
-
-
-

Purification (Commentary)

Purification (Comment) Organism
using nickel-chelating resin, a HiTrap Q column and gel filtration Mus musculus

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
ATP + Cbp murine Csk binding protein, Cbp, amino acids 74-474, substrate used in kinase activity assay Mus musculus ? + ADP
-
?
ATP + [protein]-L-tyrosine
-
Mus musculus ADP + [protein]-L-tyrosine phosphate
-
?

Synonyms

Synonyms Comment Organism
Lyn protein tyrosine kinase
-
Mus musculus

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
30
-
kinase assay Mus musculus

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
7.4
-
kinase assay Mus musculus

Cofactor

Cofactor Comment Organism Structure
ATP
-
Mus musculus

IC50 Value

IC50 Value IC50 Value Maximum Comment Organism Inhibitor Structure
0.000009
-
substrate Csk binding protein, Cbp Mus musculus 4-amino-5-(4-chlorophenyl)-7-(t-butyl)pyrazolo[3,4-d]pyrimidine
0.000011
-
substrate Csk binding protein, Cbp Mus musculus dasatinib
0.000035
-
substrate Csk binding protein, Cbp Mus musculus SU6656