circRNA basic information
circBase ID: hsa_circ_0001136
Name: hsa_circ_ASXL1
Synonym: circASXL1
Host Gene: ASXL1
Genomic location(hg19): chr20:30954186-30956926:+
Genomic location(hg38): chr20:32366383-32369123:+
Subcellular localization: not tested
 
 
 
 
 
 
 
Disease basic information
MONDO ID:
0005575
MONDO name: colorectal cancer
Disease details: colorectal cancer
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; paracancerous normal intestinal tissues; normal intestinal tissues; neoplasms

Cell lines:

SW480; SW620; NCM460

In vivo animal model:

cell line-derived xenograft

circRNA-disease information
Expression pattern:
UP
Associated gene: GRIK3
Associated microRNA: miR-1205
Biological function: Promotes colorectal cancer malignant progression by enhancing proliferation/colony formation, migration and invasion, and inhibiting G0/G1 arrest and apoptosis; supports tumor growth in vivo.
Molecular mechanism: Acts as a ceRNA (miRNA sponge) for miR-1205 to induce GRIK3 expression.
Biological pathway or process:

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

Detected method:
Q
Validation methods:

RT-qPCR; RNase R Treatment; Luciferase Reporter Assay; Transfection; Colony Formation Assay; Cell Cycle Assay; Annexin V/PI Flow Cytometry; Wound Healing Assay; Transwell Assay; Western Blot; IHC (Immunohistochemistry); In Vivo Animal Model; Clinical Sample Validation; Survival Analysis; Bioinformatics Analysis

Clinical significance:

CRC sufferers with high circASXL1 expression had poor prognosis compared with those with low circASXL1 expression.

Description:

circASXL1 is up-regulated in colorectal cancer and promotes malignant phenotypes (proliferation/colony formation, migration, invasion) while inhibiting G0/G1 arrest and apoptosis. Mechanistically, it functions as a ceRNA that sponges miR-1205 to increase GRIK3 expression, and circASXL1 knockdown suppresses xenograft tumor growth.

Confidence score:

0.7892

Other information
Title:

CircASXL1 knockdown represses the progression of colorectal cancer by downregulating GRIK3 expression by sponging miR-1205.

Journal: World journal of surgical oncology
Published: 2021
PubMed ID: 34127015
Study type:

combined biological and clinical study

Data availability: GSE142837; 10.1186/s12957-021-02275-6
Code availability: -