circRNA basic information
circBase ID: hsa_circ_0017076
Name: hsa_circ_GNG4
Synonym: circGNG4
Host Gene: GNG4
Genomic location(hg19): chr1:235747039-235758811:-
Genomic location(hg38): chr1:235583739-235595511:-
Subcellular localization: cytoplasm
 
 
 
 
 
 
 
Disease basic information
MONDO ID:
0008315
MONDO name: prostate cancer
Disease details: prostate cancer
Disease DO ID:
10283
Disease MeSH ID:
D011471
Disease NCIt ID:
C7378
Disease ICD11 ID:
-
Disease OMIM ID:
-
Species: Human
Species details: Homo sapiens
Tissue specimen:

prostate cancer tissues; adjacent normal tissues; tumor tissues

Cell lines:

PC-3; LNCaP; VCaP; DUL145; RWPE-1

In vivo animal model:

cell line-derived xenograft

circRNA-disease information
Expression pattern:
UP
Associated gene: EYA3, c-Myc, Ago2
Associated microRNA: miR-223, miR-646
Biological function: Promotes malignant progression of prostate cancer by enhancing proliferation, colony formation, migration, invasion, and tumor growth in vivo.
Molecular mechanism: Acts as a ceRNA to sponge miR-223, thereby increasing EYA3 expression and enhancing c-Myc expression/stability; involves Ago2-containing RISC interaction.
Biological pathway or process:

proliferation (promotes); migration (promotes); invasion (promotes); cell cycle (promotes); ceRNA regulation (promotes)

Detected method:
Q
Validation methods:

RT-qPCR; Sanger Sequencing; RNase R Treatment; Actinomycin D / DRB Stability Assay; divergent primers PCR; FISH / smFISH; RIP (RNA Immunoprecipitation); RNA Pull-Down; Luciferase Reporter Assay; Transfection; CCK8; Colony Formation Assay; Transwell Assay; Wound Healing Assay; Western Blot; IHC (Immunohistochemistry); In Vivo Animal Model

Clinical significance:

Potential new targets for the diagnosis or treatment of prostate cancer.

Description:

circGNG4 is upregulated in prostate cancer and functions as an oncogenic circRNA. It mainly localizes to the cytoplasm and sponges miR-223, thereby increasing EYA3 and promoting c-Myc expression/stability to drive cell-cycle progression and malignant phenotypes (proliferation, migration/invasion, and xenograft growth).

Confidence score:

0.8365

Other information
Title:

CircGNG4 Promotes the Progression of Prostate Cancer by Sponging miR-223 to Enhance EYA3/c-myc Expression.

Journal: Frontiers in cell and developmental biology
Published: 2021
PubMed ID: 34395419
Study type:

combined biological and clinical study

Data availability: The raw data supporting the conclusions of this article will be made available by the authors, without undue reservation.
Code availability: -