circRNA basic information
circBase ID: hsa_circ_0001742
Name: hsa_circ_SMO
Synonym: circ_0001742
Host Gene: SMO
Genomic location(hg19): chr7:128845043-128846428:+
Genomic location(hg38): chr7:129205202-129206587:+
Subcellular localization: cytoplasm
 
 
 
 
 
 
 
Disease basic information
MONDO ID:
0005575
MONDO name: colorectal cancer
Disease details: colorectal cancer / CRC
Disease DO ID:
5672, 9256
Disease MeSH ID:
-
Disease NCIt ID:
C4978
Disease ICD11 ID:
-
Disease OMIM ID:
114500
Species: Human
Species details: Homo sapiens
Tissue specimen:

CRC tissues; normal colorectal tissues

Cell lines:

LoVo; HCT116; SW480; DLD1; SW620; RKO; HEK-293T; HEK293; HEK293T

In vivo animal model:

cell line-derived xenograft

circRNA-disease information
Expression pattern:
UP
Associated gene: ALG8, AGO2
Associated microRNA: miR-431-5p
Biological function: Promotes CRC cell proliferation, migration, invasion, and metastasis; inhibits apoptosis; promotes tumor growth in vivo.
Molecular mechanism: Acts as a miRNA sponge (ceRNA) for miR-431-5p to regulate ALG8 expression.
Biological pathway or process:

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

Detected method:
Q
S
Validation methods:

RNA-seq; RT-qPCR; RNase R Treatment; FISH / smFISH; Back-Splice Junction PCR / divergent primers PCR; RIP (RNA Immunoprecipitation); Luciferase Reporter Assay; Transfection; CCK8; Annexin V/PI Flow Cytometry; Cell Cycle Assay; Transwell Assay; Wound Healing Assay; In Vivo Animal Model; H&E Staining; IHC (Immunohistochemistry); Western Blot; Clinical Sample Validation; Survival Analysis; Bioinformatics Analysis

Clinical significance:

High circ_0001742 expression is correlated with poor prognosis in CRC patients.

Description:

circ_0001742 (hsa_circ_0001742) is up-regulated in CRC cells/tissues and promotes proliferation, migration/invasion, and metastasis while inhibiting apoptosis. It mainly localizes to the cytoplasm and acts as a ceRNA sponge for miR-431-5p to de-repress ALG8, forming the circ_0001742/miR-431-5p/ALG8 axis. High circ_0001742 expression is associated with poor overall survival in CRC patients.

Confidence score:

0.8658

Other information
Title:

The circular RNA circ_0001742 regulates colorectal carcinoma proliferation and migration via the MicroRNA-431-5p/ALG8 axis.

Journal: Heliyon
Published: 2024
PubMed ID: 39170557
Study type:

combined biological and clinical study

Data availability: Supplementary Information; https://doi.org/10.1016/j.heliyon.2024.e34660; available from the corresponding authors (tangweizhong@gxmu.edu.cn) on reasonable request
Code availability: -