circRNA basic information
circBase ID: hsa_circ_0001725
Name: hsa_circ_LMTK2
Synonym: circLMTK2
Host Gene: LMTK2
Genomic location(hg19): chr7:97820039-97823884:+
Genomic location(hg38): chr7:98190727-98194572:.
Subcellular localization: cytoplasm
 
 
 
 
 
 
 
Disease basic information
MONDO ID:
0001056
MONDO name: gastric cancer
Disease details: gastric cancer
Disease DO ID:
10534
Disease MeSH ID:
-
Disease NCIt ID:
C9331
Disease ICD11 ID:
1397617262
Disease OMIM ID:
613659
Species: Human
Species details: Homo sapiens
Tissue specimen:

GC tissues; adjacent normal tissues; tumour tissues; non-cancerous tissues

Cell lines:

BGC-823; AGS; HEK 293 T; MGC-803

In vivo animal model:

cell line-derived xenograft

circRNA-disease information
Expression pattern:
UP
Associated gene: c-Myc
Associated microRNA: miR-150-5p
Biological function: Promotes GC cell proliferation, tumourigenicity, migration, invasion, and metastasis.
Molecular mechanism: Acts as a miRNA sponge for miR-150-5p and indirectly regulates c-Myc expression (ceRNA-like regulation).
Biological pathway or process:

proliferation (promotes); migration (promotes); invasion (promotes); metastasis (promotes); ceRNA regulation (promotes)

Detected method:
Q
S
Validation methods:

RNA-seq; Bioinformatics Analysis; RT-qPCR; Back-Splice Junction PCR / divergent primers PCR; Sanger Sequencing; RNase R Treatment; Actinomycin D / DRB Stability Assay; FISH / smFISH; Nuclear-Cytoplasmic Fractionation; circRIP; Luciferase Reporter Assay; Transfection; CCK8; EdU Staining; Colony Formation Assay; Transwell Assay; In Vivo Animal Model; H&E Staining; Western Blot; Clinical Sample Validation; Cohort Study; Survival Analysis

Clinical significance:

High circLMTK2 expression was associated with poor prognosis, lymph node metastasis and poor TNM stage in GC patients; circLMTK2 level was an independent prognostic factor for OS.

Description:

circLMTK2 (hsa_circ_0001725), derived from LMTK2, is up-regulated in gastric cancer and mainly localizes to the cytoplasm. It promotes proliferation, tumourigenicity, migration/invasion and metastasis by sponging miR-150-5p to increase c-Myc expression, and high circLMTK2 predicts poor overall survival.

Confidence score:

0.8837

Other information
Title:

circLMTK2 acts as a sponge of miR-150-5p and promotes proliferation and metastasis in gastric cancer.

Journal: Molecular cancer
Published: 2019
PubMed ID: 31722712
Study type:

combined biological and clinical study

Data availability: All data generated or analysed during this study are included in this published article and its Additional files.
Code availability: -