circRNA basic information
circBase ID: hsa_circ_0009043
Name: hsa_circ_EXOC6B
Synonym: circEXOC6B
Host Gene: EXOC6B
Genomic location(hg19): chr2:72945231-72960247:-
Genomic location(hg38): chr2:72718102-72733118:-
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 tissue; ANP tissue; BPH tissue

Cell lines:

DU 145; PC-3; 22RV1; LNCaP; RWPE-1; HEK293T

In vivo animal model:

cell line-derived xenograft

circRNA-disease information
Expression pattern:
DN
Associated gene: RBMS1, HuR, AKAP12
Associated microRNA: -
Biological function: inhibits migration and invasion; inhibits metastasis
Molecular mechanism: acts as a protein scaffold enhancing RBMS1-HuR binding and increasing AKAP12 mRNA stability/expression
Biological pathway or process:

migration (inhibits); invasion (inhibits); metastasis (inhibits); mRNA stability (promotes)

Detected method:
Q
H
S
M
Validation methods:

circRNA-seq; Microarray; RT-qPCR; Clinical Sample Validation; ISH (In Situ Hybridization); Back-Splice Junction PCR / divergent primers PCR; Sanger Sequencing; RNase R Treatment; Actinomycin D / DRB Stability Assay; FISH / smFISH; Nuclear-Cytoplasmic Fractionation; RNA Pull-Down; RIP (RNA Immunoprecipitation); Co-IP; Western Blot; CLIP; RNA-seq; Transfection; Transwell Assay; Wound Healing Assay; IF (Immunofluorescence); In Vivo Animal Model; H&E Staining; Survival Analysis

Clinical significance:

low expression of circEXOC6B predicted advanced pT stage and worse prognosis

Description:

circEXOC6B is down-regulated in prostate cancer and acts as a metastasis suppressor. It functions as a protein scaffold to enhance RBMS1-HuR complex formation, increasing AKAP12 mRNA stability and AKAP12 expression, thereby inhibiting migration, invasion, and lung metastasis.

Confidence score:

0.8805

Other information
Title:

The short inverted repeats-induced circEXOC6B inhibits prostate cancer metastasis by enhancing the binding of RBMS1 and HuR.

Journal: Molecular therapy : the journal of the American Society of Gene Therapy
Published: 2023
PubMed ID: 35974702
Study type:

combined biological and clinical study

Data availability: https://doi.org/10.1016/j.ymthe.2022.08.006
Code availability: -