circRNA basic information
circBase ID: hsa_circ_0001421
Name: hsa_circ_SEC31A
Synonym: circ-SEC31A
Host Gene: SEC31A
Genomic location(hg19): chr4:83799882-83803090:-
Genomic location(hg38): chr4:82878729-82881937:-
Subcellular localization: not tested
 
 
 
 
 
 
 
Disease basic information
MONDO ID:
0005233
MONDO name: non-small cell lung carcinoma
Disease details: non-small cell lung cancer
Disease DO ID:
3908
Disease MeSH ID:
D002289
Disease NCIt ID:
C2926
Disease ICD11 ID:
-
Disease OMIM ID:
-
Species: Human
Species details: Homo sapiens
Tissue specimen:

NSCLC tissues; adjacent noncancerous lung tissues

Cell lines:

BEAS-2B; A549; PC9; H1650; HEK293T

In vivo animal model:

cell line-derived xenograft

circRNA-disease information
Expression pattern:
UP
Associated gene: GOT2
Associated microRNA: miR-520a-5p
Biological function: promotes NSCLC cell proliferation, migration, invasion, and malate-aspartate metabolism
Molecular mechanism: circ-SEC31A acts as a miRNA sponge for miR-520a-5p to upregulate GOT2, thereby enhancing malate-aspartate metabolism
Biological pathway or process:

proliferation (promotes); migration (promotes); invasion (promotes); cell cycle (promotes); other pathway/process (promotes); ceRNA regulation (promotes)

Detected method:
Q
H
S
Validation methods:

RNA-seq; RNase R Treatment; RT-qPCR; FISH / smFISH; Bioinformatics Analysis; Luciferase Reporter Assay; Transfection; CCK8; Colony Formation Assay; Transwell Assay; Cell Cycle Assay; Western Blot; In Vivo Animal Model; IHC (Immunohistochemistry); Clinical Sample Validation; Cohort Study; Survival Analysis

Clinical significance:

High circ-SEC31A expression predicted a poor prognosis and served as an independent risk factor for the post-surgical overall survival of NSCLC patients

Description:

circ-SEC31A (hsa_circ_0001421) is upregulated in NSCLC and promotes proliferation, migration, invasion and malate-aspartate metabolism. It functions as a ceRNA by sponging miR-520a-5p to increase GOT2 expression, and high circ-SEC31A indicates poor overall survival.

Confidence score:

0.8237

Other information
Title:

High circ-SEC31A expression predicts unfavorable prognoses in non-small cell lung cancer by regulating the miR-520a-5p/GOT-2 axis.

Journal: Aging
Published: 2020
PubMed ID: 32499446
Study type:

combined biological and clinical study

Data availability: Accession code: H1712024
Code availability: -