PI4KA

Description

phosphatidylinositol 4-kinase alpha

Summary

This gene encodes a phosphatidylinositol (PI) 4-kinase which catalyzes the first committed step in the biosynthesis of phosphatidylinositol 4,5-bisphosphate. The mammalian PI 4-kinases have been classified into two types, II and III, based on their molecular mass, and modulation by detergent and adenosine. The protein encoded by this gene is a type III enzyme that is not inhibited by adenosine. [provided by RefSeq, Sep 2014]

Location

22q11.21

External Links
GeneCards , NCBI

Executive summary

  • PI4KA was screened in 216 cell lines with 12 shRNAs, and 285 cell lines with 20 shRNAs.
  • PI4KA was a six-sigma dependency in 1 cell lines.
  • The search for "Unbiased" MDPs resulted in the most predictive model for PI4KA which had an out-of-bag R^2 of 0.27 (FDR 3.93e-02). In addition, this gene had a significant model when searching for the following MDPs: "Unbiased", "Related features", "CYCLOPS".
  • PI4KA 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 PI4KA's dependency profile

Table genes' correlated

Correlated gene dependency Correlation (r) Z_score

Correlation graph for PI4KA

Biomarkers for dependency on PI4KA (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