circRNA basic information
circBase ID: hsa_circ_0001727
Name: hsa_circ_ZKSCAN1
Synonym: circZKSCAN1 / cicZKSCAN1
Host Gene: ZKSCAN1
Genomic location(hg19): chr7:99621041-99621930:+
Genomic location(hg38): chr7:100023418-100024307:+
Subcellular localization: not tested
 
 
 
 
 
 
 
Disease basic information
MONDO ID:
0007256
MONDO name: hepatocellular carcinoma
Disease details: hepatocellular carcinoma / HCC
Disease DO ID:
684, 686
Disease MeSH ID:
D006528
Disease NCIt ID:
C3099
Disease ICD11 ID:
1294035808
Disease OMIM ID:
114550
Species: Human
Species details: Homo sapiens
Tissue specimen:

HCC tissues; normal tissues

Cell lines:

HCC-LM3; SNU-398; Hep3B; Huh-7; SNU-387; 293 T; THL-2

In vivo animal model:

cell line-derived xenograft

circRNA-disease information
Expression pattern:
DN
Associated gene: QKI-5
Associated microRNA: -
Biological function: Inhibits HCC proliferation, promotes apoptosis, and increases sensitivity of HCC cells to sorafenib.
Molecular mechanism: circZKSCAN1 encodes the peptide circZKSaa; the miRNA sponge function is weak in HCC.
Biological pathway or process:

proliferation (inhibits); apoptosis (promotes); chemoresistance (inhibits)

Detected method:
Q
S
Validation methods:

RT-qPCR; RNA-seq; Sanger Sequencing; Back-Splice Junction PCR / divergent primers PCR; RNase R Treatment; Transfection; CCK8; Annexin V/PI Flow Cytometry; In Vivo Animal Model

Clinical significance:

-

Description:

circZKSCAN1 is down-regulated in HCC tissues/cell lines and suppresses HCC cell growth while increasing sorafenib sensitivity. The study indicates its main functional output in HCC is likely via encoding the peptide circZKSaa rather than acting as a miRNA sponge.

Confidence score:

0.6578

Other information
Title:

A novel polypeptide encoded by the circular RNA ZKSCAN1 suppresses HCC via degradation of mTOR.

Journal: Molecular cancer
Published: 2023
PubMed ID: 36691031
Study type:

combined biological and clinical study

Data availability: GSE143233; GSE140202; GSE114564
Code availability: -