circRNA basic information
circBase ID: hsa_circ_0000848
Name: hsa_circ_SMAD7
Synonym: circ_SMAD7 / circ_0000848
Host Gene: SMAD7
Genomic location(hg19): chr18:46470601-46470865:-
Genomic location(hg38): chr18:48944231-48944495:-
Subcellular localization: cytoplasm
 
 
 
 
 
 
 
Disease basic information
MONDO ID:
0005068
MONDO name: myocardial infarction
Disease details: myocardial infarction / MI
Disease DO ID:
5844
Disease MeSH ID:
D009203
Disease NCIt ID:
C27996
Disease ICD11 ID:
-
Disease OMIM ID:
-
Species: Human
Species details: Homo sapiens
Tissue specimen:

-

Cell lines:

H9c2

In vivo animal model:

-

circRNA-disease information
Expression pattern:
DN
Associated gene: ELAVL1, SMAD7
Associated microRNA: miR-513c-5p
Biological function: promotes proliferation; inhibits apoptosis in hypoxia-induced cardiomyocytes
Molecular mechanism: recruits ELAVL1 to stabilize SMAD7 mRNA (RBP-mediated mRNA stability regulation), not via ceRNA with miR-513c-5p
Biological pathway or process:

proliferation (promotes); apoptosis (inhibits); mRNA stability (promotes)

Detected method:
Q
Validation methods:

RT-qPCR; RNase R Treatment; divergent primers PCR; Actinomycin D / DRB Stability Assay; Nuclear-Cytoplasmic Fractionation; FISH / smFISH; RNA Pull-Down; RIP (RNA Immunoprecipitation); Transfection; CCK8; Annexin V/PI Flow Cytometry; Western Blot; IF (Immunofluorescence); Bioinformatics Analysis

Clinical significance:

might function as a novel biomarker in cells under hypoxia

Description:

hsa_circ_0000848 is down-regulated in hypoxia-induced cardiomyocytes. Its knockdown suppresses proliferation and increases apoptosis. Mechanistically, it binds the RBP ELAVL1 to enhance SMAD7 mRNA stability and SMAD7 expression, and SMAD7 overexpression rescues the effects of hsa_circ_0000848 silencing.

Confidence score:

0.7909

Other information
Title:

Circular RNA hsa_circ_0000848 Regulates Cardiomyocyte Proliferation and Apoptosis Under Hypoxia via Recruiting ELAVL1 and Stabilizing SMAD7 mRNA.

Journal: Anatolian journal of cardiology
Published: 2022
PubMed ID: 35346905
Study type:

biological research

Data availability: -
Code availability: -