circRNA basic information
circBase ID: hsa_circ_0000284
Name: hsa_circ_HIPK3
Synonym: circHIPK3
Host Gene: HIPK3
Genomic location(hg19): chr11:33307958-33309057:+
Genomic location(hg38): chr11:33286412-33287511:+
Subcellular localization: not tested
 
 
 
 
 
 
 
Disease basic information
MONDO ID:
0005105
MONDO name: melanoma
Disease details: melanoma
Disease DO ID:
1909
Disease MeSH ID:
D008545
Disease NCIt ID:
C3224
Disease ICD11 ID:
-
Disease OMIM ID:
-
Species: Human
Species details: Homo sapiens
Tissue specimen:

melanoma tissues; matched non-tumor tissues; adjacent normal tissues

Cell lines:

CHL-1; A375; HEMa-LP

In vivo animal model:

-

circRNA-disease information
Expression pattern:
UP
Associated gene: YY1, Ki-67, Ago2, Cyclin A1, PCNA, Bax, Cleaved Caspase-3
Associated microRNA: miR-215-5p
Biological function: Promotes melanoma cell proliferation and cell viability; suppresses melanoma cell apoptosis; promotes melanoma progression.
Molecular mechanism: circHIPK3 acts as a ceRNA sponge for miR-215-5p to upregulate YY1, thereby promoting proliferation and inhibiting apoptosis in melanoma cells.
Biological pathway or process:

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

Detected method:
Q
Validation methods:

RT-qPCR; Clinical Sample Validation; Back-Splice Junction PCR / divergent primers PCR; RNase R Treatment; Bioinformatics Analysis; Transfection; Luciferase Reporter Assay; RIP (RNA Immunoprecipitation); CCK8; Colony Formation Assay; Annexin V/PI Flow Cytometry; Cell Cycle Assay; Western Blot

Clinical significance:

circHIPK3 expression was positively correlated with Ki-67 and may serve as a novel therapeutic target or potential diagnostic and prognostic index for melanoma.

Description:

circHIPK3 is upregulated in melanoma tissues and cell lines and appears to act as an oncogenic circRNA. Mechanistically, it sponges miR-215-5p and increases YY1 expression, thereby promoting melanoma cell proliferation and suppressing apoptosis. Its expression correlates positively with Ki-67, suggesting potential relevance to melanoma progression and therapeutic targeting.

Confidence score:

0.7945

Other information
Title:

CircHIPK3 regulates melanoma cell behaviors by binding with miR-215-5p to upregulate YY1.

Journal: Molecular and cellular probes
Published: 2020
PubMed ID: 32800940
Study type:

combined biological and clinical study

Data availability: Supplementary data: https://doi.org/10.1016/j.mcp.2020.101644
Code availability: -