circRNA basic information
circBase ID: hsa_circ_0000517
Name: hsa_circ_RPPH1
Synonym: circ_0000517
Host Gene: RPPH1
Genomic location(hg19): chr14:20811404-20811492:-
Genomic location(hg38): chr14:20343245-20343333:-
Subcellular localization: cytoplasm
 
 
 
 
 
 
 
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

Cell lines:

THLE-2; SNU-387; Huh7

In vivo animal model:

cell line-derived xenograft

circRNA-disease information
Expression pattern:
UP
Associated gene: TXNDC5
Associated microRNA: miR-1296-5p
Biological function: Promotes HCC cell viability and colony formation, facilitates cell cycle progression, inhibits apoptosis, and promotes tumor growth in vivo.
Molecular mechanism: Acts as a ceRNA to sponge miR-1296-5p, thereby upregulating TXNDC5.
Biological pathway or process:

proliferation (promotes); cell cycle (promotes); apoptosis (inhibits); ceRNA regulation (promotes)

Detected method:
Q
Validation methods:

RT-qPCR; RNase R Treatment; Actinomycin D / DRB Stability Assay; Nuclear-Cytoplasmic Fractionation; Transfection; CCK8; Colony Formation Assay; Cell Cycle Assay; Annexin V/PI Flow Cytometry; RIP (RNA Immunoprecipitation); Luciferase Reporter Assay; Western Blot; In Vivo Animal Model; Clinical Sample Validation

Clinical significance:

High circ_0000517 expression is associated with worse TNM stage.

Description:

circ_0000517 is up-regulated in HCC tissues and cell lines and mainly localizes to the cytoplasm. It promotes HCC progression by sponging miR-1296-5p to relieve repression of TXNDC5, thereby enhancing proliferation/colony formation and cell-cycle progression and inhibiting apoptosis, with supportive xenograft evidence.

Confidence score:

0.7983

Other information
Title:

Circ_0000517 Contributes to Hepatocellular Carcinoma Progression by Upregulating TXNDC5 via Sponging miR-1296-5p.

Journal: Cancer management and research
Published: 2020
PubMed ID: 32523376
Study type:

combined biological and clinical study

Data availability: -
Code availability: -