G3BP2

G3BP stress granule assembly factor 2

Ensembl:
ENSG00000138757
UniProt:
Q9UN86
OMIM:
620020
Synonyms:
KIAA0660

Cilia effects upon perturbation of G3BP2

Cilia number / % ciliated:
No effect
Loss-of-function effect:
Longer cilia
Overexpression effect:
Unknown

Ciliogenesis screen results (4 screens)

  • Kim2016: Not Reported
  • Wheway et al. 2015 (siRNA) [siRNA]: No effect PMID:26167766
  • Breslow et al. 2018 (CRISPR) [CRISPR]: No Significant Effect PMID:29459680
  • Roosing et al. 2015 (siRNA) [siRNA]: No effect PMID:26595381

Phenotypes

Mouse phenotype:
preweaning lethality, complete penetrance

Subcellular localization

cilia associated gene

Functional category

  • Ciliary assembly/disassembly
  • Trafficking (BBSome, small GTPases, vesicular transport, ATPases)
  • Viral interactions
  • Signaling (Hedgehog, GPCRs, ion channels)
  • Transcription regulation

Function

G3BP1 and G3BP2 do not affect cilium formation but regulate cilium length. In addition, the extent of cilium elongation in G3BP dKO cells was greater than that in G3BP1 KO or G3BP2 KO cells , suggesting that both G3BP1 and G3BP2 may regulate cilium elongation in parallel(38088586).