circRNA basic information
circBase ID: hsa_circ_0008732
Name: hsa_circ_BNC2
Synonym: circBNC2
Host Gene: BNC2
Genomic location(hg19): chr9:16727794-16738483:-
Genomic location(hg38): chr9:16727796-16738485:-
Subcellular localization: cytoplasm
 
 
 
 
 
 
 
Disease basic information
MONDO ID:
0008315
MONDO name: prostate cancer
Disease details: prostate cancer / PCa
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:

PCa tissues; adjacent paracancerous normal prostate tissues; lung metastases nodules

Cell lines:

RWPE-1; LNCaP; 22Rv1; VCaP; C4-2; DU145; PC3; DU145-luciferase

In vivo animal model:

cell line-derived xenograft

circRNA-disease information
Expression pattern:
DN
Associated gene: ACSL6, AGO2
Associated microRNA: miR-4298
Biological function: inhibits proliferation; inhibits migration; inhibits invasion; promotes ferroptosis; suppresses tumor growth and metastasis
Molecular mechanism: ceRNA/miRNA sponge mechanism: circBNC2 sponges miR-4298 to upregulate ACSL6, which mediates circBNC2-induced ferroptosis
Biological pathway or process:

ferroptosis (promotes); proliferation (inhibits); migration (inhibits); invasion (inhibits); metastasis (inhibits); ceRNA regulation (promotes)

Detected method:
Q
Validation methods:

Bioinformatics Analysis; RT-qPCR; Back-Splice Junction PCR / divergent primers PCR; RNase R Treatment; Sanger Sequencing; Actinomycin D / DRB Stability Assay; Nuclear-Cytoplasmic Fractionation; FISH / smFISH; RIP (RNA Immunoprecipitation); Luciferase Reporter Assay; Transfection; CCK8; Transwell Assay; Wound Healing Assay; Cell Cycle Assay; Western Blot; IHC (Immunohistochemistry); In Vivo Animal Model; H&E Staining; Survival Analysis

Clinical significance:

Low circBNC2 expression was associated with tumor stage and Gleason grade; circBNC2 has the potential to be a biomarker for the diagnosis and prognosis of PCa

Description:

circBNC2 (hsa_circ_0008732), derived from BNC2, is downregulated in prostate cancer tissues and cell lines. It suppresses tumor cell proliferation, migration and invasion and promotes ferroptosis by sponging miR-4298 to release ACSL6, and its low expression correlates with more advanced clinicopathological features.

Confidence score:

0.8685

Other information
Title:

Circular RNA circBNC2 inhibits tumorigenesis by modulating ferroptosis and acts as a nanotherapeutic target in prostate cancer.

Journal: Molecular cancer
Published: 2025
PubMed ID: 39856701
Study type:

combined biological and clinical study

Data availability: -
Code availability: -