circRNA basic information
circBase ID: hsa_circ_0028173
Name: hsa_circ_ATP2A2
Synonym: circATP2A2
Host Gene: ATP2A2
Genomic location(hg19): chr12:110764194-110780253:+
Genomic location(hg38): chr12:110326389-110342448:+
Subcellular localization: cytoplasm
 
 
 
 
 
 
 
Disease basic information
MONDO ID:
0009807
MONDO name: osteosarcoma
Disease details: osteosarcoma
Disease DO ID:
3347
Disease MeSH ID:
D012516
Disease NCIt ID:
C9145
Disease ICD11 ID:
-
Disease OMIM ID:
-
Species: Human
Species details: Homo sapiens
Tissue specimen:

OS tissues; adjacent normal bone tissues; serum; xenograft tumors

Cell lines:

U2OS; HOS; Saos-2; hFOB1.19

In vivo animal model:

cell line-derived xenograft

circRNA-disease information
Expression pattern:
UP
Associated gene: MYH9
Associated microRNA: miR-335-5p
Biological function: Promotes osteosarcoma cell proliferation, glycolysis, migration, and invasion; accelerates tumor growth in vivo.
Molecular mechanism: Acts as a ceRNA/miRNA sponge for miR-335-5p to upregulate MYH9.
Biological pathway or process:

proliferation (promotes); migration (promotes); invasion (promotes); glycolysis (promotes); ceRNA regulation (promotes)

Detected method:
Q
M
Validation methods:

Microarray; RT-qPCR; RNase R Treatment; Nuclear-Cytoplasmic Fractionation; Clinical Sample Validation; Survival Analysis; ROC Analysis; Bioinformatics Analysis; RNA Pull-Down; Luciferase Reporter Assay; RIP (RNA Immunoprecipitation); Transfection; MTT; Colony Formation Assay; Cell Cycle Assay; Transwell Assay; Western Blot; IHC (Immunohistochemistry); In Vivo Animal Model

Clinical significance:

High circATP2A2 expression was associated with shorter overall survival; serum circATP2A2 showed diagnostic value with AUC=0.77.

Description:

circATP2A2 is upregulated in osteosarcoma tissues/cells and patient serum and mainly localizes to the cytoplasm. It promotes osteosarcoma malignant behaviors and glycolysis by sponging miR-335-5p to upregulate MYH9, and its high expression indicates worse overall survival and has diagnostic potential.

Confidence score:

0.8621

Other information
Title:

circATP2A2 promotes osteosarcoma progression by upregulating MYH9.

Journal: Open medicine (Warsaw, Poland)
Published: 2021
PubMed ID: 34901459
Study type:

combined biological and clinical study

Data availability: GSE96964
Code availability: -