PTK2

Description

protein tyrosine kinase 2

Summary

This gene encodes a cytoplasmic protein tyrosine kinase which is found concentrated in the focal adhesions that form between cells growing in the presence of extracellular matrix constituents. The encoded protein is a member of the FAK subfamily of protein tyrosine kinases but lacks significant sequence similarity to kinases from other subfamilies. Activation of this gene may be an important early step in cell growth and intracellular signal transduction pathways triggered in response to certain neural peptides or to cell interactions with the extracellular matrix. Several transcript variants encoding different isoforms have been found for this gene, but the full-length natures of only four of them have been determined. [provided by RefSeq, Oct 2015]

Location

8q24.3

External Links
GeneCards , NCBI

Executive summary

  • PTK2 was screened in 216 cell lines with 5 shRNAs, and 285 cell lines with 22 shRNAs.
  • PTK2 was a six-sigma dependency in 3 cell lines.
  • The search for "Related features" MDPs resulted in the most predictive model for PTK2 which had an out-of-bag R^2 of 0.15 (FDR 4.69e-02). In addition, this gene had a significant model when searching for the following MDPs: "Related features".
  • PTK2 was annotated as potentially druggable (either in DGIDB or IUPHAR/BPS Guide to PHARMACOLOGY).

Dependency profile

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Scatterplots of dependency vs Expression/Copy Number

Scatterplot Dependency vs Expression

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Scatterplot Dependency vs Copy Number

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Gene's correlated to PTK2's dependency profile

Table genes' correlated

Correlated gene dependency Correlation (r) Z_score

Correlation graph for PTK2

Biomarkers for dependency on PTK2 (ATLANTIS)

Context Dependency dataset Biomarker types Biomarker subset Score transform Top biomarker R^2 P-Value FDR Reports

ShRNA Hairpin level scores

55k shRNA library (v2.4.6)

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98k shRNA library (v2.19.2)

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ShRNA Quality

shRNA ID Gene Symbol Seed1 Sequence Seed2 Sequence Gene Rsquared Seed1 Rsquared Seed2 Rsquared Seeds Rsquared Other Gene Rsquared Total Rsquared Alpha1 Alpha2 Beta Other Gene Symbol