circRNA basic information
circBase ID: hsa_circ_0005397
Name: hsa_circ_RHOT1
Synonym: circRHOT1
Host Gene: RHOT1
Genomic location(hg19): chr17:30500849-30503232:+
Genomic location(hg38): chr17:32173830-32176213:+
Subcellular localization: not tested
 
 
 
 
 
 
 
Disease basic information
MONDO ID:
0007256
MONDO name: hepatocellular carcinoma
Disease details: hepatocellular carcinoma
Disease DO ID:
684, 686
Disease MeSH ID:
D006528
Disease NCIt ID:
C3099
Disease ICD11 ID:
1294035808
Disease OMIM ID:
114550
Species: Human
Species details: Homo sapiens
Tissue specimen:

HCC tissues; adjacent normal tissues; tumor tissues

Cell lines:

THLE-2; HCCLM3; Huh7

In vivo animal model:

cell line-derived xenograft

circRNA-disease information
Expression pattern:
UP
Associated gene: PDK2
Associated microRNA: miR-326
Biological function: Promotes HCC cell proliferation, colony formation, cell cycle progression, migration, invasion, metastasis and tumor growth, and inhibits apoptosis.
Molecular mechanism: hsa_circ_0005397 functions as a ceRNA/miRNA sponge for miR-326, thereby positively regulating PDK2 expression and facilitating HCC progression.
Biological pathway or process:

proliferation (promotes); cell cycle (promotes); migration (promotes); invasion (promotes); metastasis (promotes); apoptosis (inhibits); ceRNA regulation (promotes)

Detected method:
Q
M
Validation methods:

RNase R Treatment; RT-qPCR; Clinical Sample Validation; RIP (RNA Immunoprecipitation); RNA Pull-Down; Luciferase Reporter Assay; Transfection; CCK8; Colony Formation Assay; Annexin V/PI Flow Cytometry; Cell Cycle Assay; Transwell Assay; Wound Healing Assay; In Vivo Animal Model; H&E Staining; IHC (Immunohistochemistry); Western Blot; Survival Analysis; Bioinformatics Analysis

Clinical significance:

High hsa_circ_0005397 expression was associated with poor survival and with tumor size, TNM stages, lymph node metastasis and distant metastasis in HCC patients; the hsa_circ_0005397/miR-326/PDK2 axis might be a promising therapeutic strategy for HCC.

Description:

hsa_circ_0005397 is up-regulated in HCC tissues and cell lines and high expression predicts poor survival. Functionally, it promotes HCC progression by enhancing proliferation, migration, invasion, metastasis and tumor growth while suppressing apoptosis. Mechanistically, hsa_circ_0005397 sponges miR-326 to up-regulate PDK2, forming the hsa_circ_0005397/miR-326/PDK2 axis.

Confidence score:

0.8351

Other information
Title:

Circular RNA hsa_circ_0005397 promotes hepatocellular carcinoma progression by regulating the miR-326/PDK2 axis.

Journal: The journal of gene medicine
Published: 2021
PubMed ID: 33783904
Study type:

combined biological and clinical study

Data availability: GSE97332; GSE94508; GSE78520; data sets available from the corresponding author upon reasonable request
Code availability: -