circRNA basic information
circBase ID: hsa_circ_0000740
Name: hsa_circ_DHX33
Synonym: circDHX33
Host Gene: DHX33
Genomic location(hg19): chr17:5364258-5365866:-
Genomic location(hg38): chr17:5460938-5462546:-
Subcellular localization: cytoplasm
 
 
 
 
 
 
 
Disease basic information
MONDO ID:
0005005
MONDO name: clear cell renal carcinoma
Disease details: clear cell renal cell carcinoma
Disease DO ID:
4467
Disease MeSH ID:
-
Disease NCIt ID:
C4033
Disease ICD11 ID:
-
Disease OMIM ID:
-
Species: Human
Species details: Homo sapiens
Tissue specimen:

ccRCC tissues; adjacent normal tissues

Cell lines:

ACHN; Caki2; A498; Caki1; 786O; HK2

In vivo animal model:

cell line-derived xenograft

circRNA-disease information
Expression pattern:
UP
Associated gene: MEK1, AGO2
Associated microRNA: miR-489-3p
Biological function: promotes proliferation, invasion, metastasis and tumor growth in ccRCC
Molecular mechanism: acts as a miRNA sponge (ceRNA) for miR-489-3p to modulate MEK1 expression
Biological pathway or process:

proliferation (promotes); invasion (promotes); metastasis (promotes); ceRNA regulation (promotes)

Detected method:
Q
M
Validation methods:

Microarray; RT-qPCR; divergent primers PCR; RNase R Treatment; Nuclear-Cytoplasmic Fractionation; RNA Pull-Down; Luciferase Reporter Assay; RIP (RNA Immunoprecipitation); Transfection; CCK8; Colony Formation Assay; Transwell Assay; EdU Staining; In Vivo Animal Model; IHC (Immunohistochemistry); Bioinformatics Analysis; Clinical Sample Validation

Clinical significance:

Upregulated circDHX33 in ccRCC patients significantly correlates with advanced TNM stage and metastasis.

Description:

circDHX33 (hsa_circ_0000740), derived from DHX33, is up-regulated in ccRCC tissues and cell lines and correlates with advanced TNM stage and metastasis. Functionally, circDHX33 promotes ccRCC proliferation, invasion and in vivo tumor growth by acting as a cytoplasmic ceRNA that sponges miR-489-3p and thereby increases MEK1 expression.

Confidence score:

0.8632

Other information
Title:

Circular RNA DHX33 promotes malignant behavior in ccRCC by targeting miR-489-3p/MEK1 axis.

Journal: Aging
Published: 2020
PubMed ID: 32717723
Study type:

combined biological and clinical study

Data availability: GSE137836
Code availability: -