circRNA basic information
circBase ID: hsa_circ_0001346
Name: hsa_circ_RNF13
Synonym: circRNF13
Host Gene: RNF13
Genomic location(hg19): chr3:149563797-149639014:+
Genomic location(hg38): chr3:149846010-149921227:+
Subcellular localization: cytoplasm
 
 
 
 
 
 
 
Disease basic information
MONDO ID:
0002974
MONDO name: cervical cancer
Disease details: cervical cancer / CC
Disease DO ID:
4362
Disease MeSH ID:
-
Disease NCIt ID:
C9311
Disease ICD11 ID:
1256072522
Disease OMIM ID:
603956
Species: Human
Species details: Homo sapiens
Tissue specimen:

biopsy specimens of CC tissue

Cell lines:

HeLa; SiHa; C-4I; C-33A; End1/E6E7

In vivo animal model:

cell line-derived xenograft

circRNA-disease information
Expression pattern:
UP
Associated gene: METTL3, YTHDF2, CXCL1
Associated microRNA: -
Biological function: enhances radioresistance; decreases irradiation-induced apoptosis; promotes cell survival after irradiation
Molecular mechanism: m6A-dependent regulation: METTL3 and YTHDF2 promote circRNF13 degradation; circRNF13 increases CXCL1 mRNA stability to enhance radioresistance
Biological pathway or process:

m6A modification (other); mRNA stability (promotes); radioresistance (promotes); apoptosis (inhibits)

Detected method:
Q
S
Validation methods:

RNA-seq; RT-qPCR; MeRIP / MeRIP-seq; RIP (RNA Immunoprecipitation); Luciferase Reporter Assay; RNase R Treatment; Sanger Sequencing; divergent primers PCR; Nuclear-Cytoplasmic Fractionation; FISH / smFISH; Transfection; Colony Formation Assay; Annexin V/PI Flow Cytometry; Western Blot; Actinomycin D / DRB Stability Assay; In Vivo Animal Model; Clinical Sample Validation; Bioinformatics Analysis

Clinical significance:

CircRNF13 was poorly expressed in CC patients that were sensitive to concurrent radiochemotherapy.

Description:

circRNF13 (hsa_circ_0001346), derived from RNF13, is up-regulated in radioresistant cervical cancer tissues/cells and promotes radioresistance. Mechanistically, it increases CXCL1 mRNA stability, while its own abundance is regulated by METTL3/YTHDF2-mediated m6A modification and degradation.

Confidence score:

0.8564

Other information
Title:

circRNF13, a novel N6-methyladenosine-modified circular RNA, enhances radioresistance in cervical cancer by increasing CXCL1 mRNA stability.

Journal: Cell death discovery
Published: 2023
PubMed ID: 37468464
Study type:

combined biological and clinical study

Data availability: HRA004321
Code availability: -