circRNA basic information
circBase ID: hsa_circ_0002938
Name: hsa_circ_CRIM1
Synonym: circCRIM1 / hsa_circRNA_102687
Host Gene: CRIM1
Genomic location(hg19): chr2:36726361-36749456:+
Genomic location(hg38): chr2:36499218-36522313:+
Subcellular localization: not tested
 
 
 
 
 
 
 
Disease basic information
MONDO ID:
0005147
MONDO name: type 1 diabetes mellitus
Disease details: type 1 diabetes mellitus / T1DM
Disease DO ID:
9744
Disease MeSH ID:
D003922
Disease NCIt ID:
C2986
Disease ICD11 ID:
1651053999
Disease OMIM ID:
222100
Species: Human
Species details: Homo sapiens
Tissue specimen:

human pancreatic islets

Cell lines:

EndoC-betaH1

In vivo animal model:

-

circRNA-disease information
Expression pattern:
UP
Associated gene: Ago1, Ago2, Hur, FMRP, EIF4A3
Associated microRNA: hsa-miR-320a, hsa-miR-320b, hsa-miR-320c, hsa-miR-320d, hsa-miR-4429
Biological function: Cytokine-induced circRNA in human beta cells; predicted to bind beta-cell-enriched miRNAs (including miR-320 family) and RBPs, suggesting potential sponge/decoy roles.
Molecular mechanism: Predicted circCRIM1-miRNA interactions (StarBase/CLIP-based) and predicted RBP binding sites on junction sequences (CircInteractome).
Biological pathway or process:

ceRNA regulation (other)

Detected method:
Q
M
Validation methods:

Microarray; RNase R Treatment; RT-qPCR; Back-Splice Junction PCR / divergent primers PCR; Sanger Sequencing; Clinical Sample Validation; Bioinformatics Analysis

Clinical significance:

-

Description:

circCRIM1 (hsa_circ_0002938) is upregulated by cytokines in EndoC-betaH1 cells and validated as circular by RT-qPCR/Sanger sequencing. It is predicted to bind beta-cell-enriched miRNAs (notably the miR-320 family and miR-4429), suggesting a potential sponge/decoy regulatory role during inflammatory stress relevant to T1D.

Confidence score:

0.6193

Other information
Title:

Pro-Inflammatory Cytokines Promote the Transcription of Circular RNAs in Human Pancreatic beta Cells.

Journal: Non-coding RNA
Published: 2022
PubMed ID: 36287121
Study type:

combined biological and clinical study

Data availability: GSE209612; GSE137136; PXD011902
Code availability: -