circRNA basic information
circBase ID: -
Name: hsa_circ_AMOTL1
Synonym: circular angiomotin-like 1
Host Gene: AMOTL1
Genomic location(hg19): -
Genomic location(hg38): -
Subcellular localization: not tested
 
 
 
 
 
 
 
Disease basic information
MONDO ID:
0007254
MONDO name: breast cancer
Disease details: breast cancer
Disease DO ID:
1612
Disease MeSH ID:
-
Disease NCIt ID:
C9335
Disease ICD11 ID:
1047754165
Disease OMIM ID:
-
Species: Human
Species details: Homo sapiens
Tissue specimen:

-

Cell lines:

MDA-MB-231; MCF-7; 293T; HepG2; SNU449; BEAS-2B; HaCaT

In vivo animal model:

-

circRNA-disease information
Expression pattern:
UP
Associated gene: AKT, phosphorylated AKT (Ser473), BCL2, BAX, BAK
Associated microRNA: -
Biological function: Promotes paclitaxel chemoresistance, increases cell viability/survival, inhibits apoptosis, and enhances invasion in breast cancer cells.
Molecular mechanism: circAMOTL1 binds phosphorylated AKT and increases total/phosphorylated AKT levels, altering downstream apoptosis-related gene/protein expression (upregulating BCL2 and downregulating BAX/BAK) to promote paclitaxel resistance.
Biological pathway or process:

PI3K/AKT (promotes); apoptosis (inhibits); invasion (promotes); drug resistance (promotes)

Detected method:
Q
Validation methods:

RT-qPCR; Back-Splice Junction PCR / divergent primers PCR; Sanger Sequencing; Transfection; CCK8; Annexin V/PI Flow Cytometry; Transwell Assay; Western Blot; RIP (RNA Immunoprecipitation)

Clinical significance:

-

Description:

circAMOTL1 increases paclitaxel resistance in triple-negative breast cancer cells by binding to phosphorylated AKT and elevating total/phosphorylated AKT levels. It shifts apoptosis regulators (BCL2 up, BAX/BAK down), thereby promoting survival and invasion under paclitaxel treatment.

Confidence score:

0.6718

Other information
Title:

Posttranscriptional regulation of AKT by circular RNA angiomotin- like 1 mediates chemoresistance against paclitaxel in breast cancer cells.

Journal: Aging
Published: 2019
PubMed ID: 31819016
Study type:

biological research

Data availability: -
Code availability: -