General Information of the Molecule (ID: Mol01686)
Name
hsa-miR-644a ,Homo sapiens
Synonyms
microRNA 644a
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Molecule Type
Mature miRNA
Sequence
AGUGUGGCUUUCUUAGAGC
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Ensembl ID
ENSG00000207997
HGNC ID
HGNC:32900
Mature Accession
MIMAT0003314
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Kingdom: Metazoa
Phylum: Chordata
Class: Mammalia
Order: Primates
Family: Hominidae
Genus: Homo
Species: Homo sapiens
Type(s) of Resistant Mechanism of This Molecule
  RTDM: Regulation by the Disease Microenvironment
Drug Resistance Data Categorized by Drug
Approved Drug(s)
2 drug(s) in total
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Cisplatin
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Drug Sensitivity Data Categorized by Their Corresponding Mechanisms
       Regulation by the Disease Microenvironment (RTDM) Click to Show/Hide
Disease Class: Breast cancer [1]
Sensitive Disease Breast cancer [ICD-11: 2C60.3]
Sensitive Drug Cisplatin
Molecule Alteration Expression
Up-regulation
Experimental Note Revealed Based on the Cell Line Data
Cell Pathway Regulation Cell apoptosis Activation hsa04210
Cell invasion Inhibition hsa05200
Cell migration Inhibition hsa04670
Cell proliferation Inhibition hsa05200
miR644a/CTBP1/p53 signaling pathway Activation hsa05206
In Vitro Model MCF-7 cells Breast Homo sapiens (Human) CVCL_0031
SkBR3 cells Breast Homo sapiens (Human) CVCL_0033
MDA-MB-231 cells Breast Homo sapiens (Human) CVCL_0062
BT474 cells Breast Homo sapiens (Human) CVCL_0179
ZR75-1 cells Breast Homo sapiens (Human) CVCL_0588
MCF10A cells Breast Homo sapiens (Human) CVCL_0598
MCF-12A cells Breast Homo sapiens (Human) CVCL_3744
Experiment for
Molecule Alteration
qRT-PCR
Experiment for
Drug Resistance
RTCA proliferation and migration assay; Promega assay
Mechanism Description miR-644a directly targets transcriptional co-repressor CTBP1 and thereby upregulates p53 levels and the miR-644a/CTBP1/p53 axis suppresses drug resistance by simultaneous inhibition of cell survival and epithelial-mesenchymal transition in breast cancer.
Doxorubicin
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Drug Sensitivity Data Categorized by Their Corresponding Mechanisms
       Regulation by the Disease Microenvironment (RTDM) Click to Show/Hide
Disease Class: Breast cancer [1]
Sensitive Disease Breast cancer [ICD-11: 2C60.3]
Sensitive Drug Doxorubicin
Molecule Alteration Expression
Up-regulation
Experimental Note Revealed Based on the Cell Line Data
Cell Pathway Regulation Cell apoptosis Activation hsa04210
Cell invasion Inhibition hsa05200
Cell migration Inhibition hsa04670
Cell proliferation Inhibition hsa05200
miR644a/CTBP1/p53 signaling pathway Activation hsa05206
In Vitro Model MCF-7 cells Breast Homo sapiens (Human) CVCL_0031
SkBR3 cells Breast Homo sapiens (Human) CVCL_0033
MDA-MB-231 cells Breast Homo sapiens (Human) CVCL_0062
BT474 cells Breast Homo sapiens (Human) CVCL_0179
ZR75-1 cells Breast Homo sapiens (Human) CVCL_0588
MCF10A cells Breast Homo sapiens (Human) CVCL_0598
MCF-12A cells Breast Homo sapiens (Human) CVCL_3744
Experiment for
Molecule Alteration
qRT-PCR
Experiment for
Drug Resistance
RTCA proliferation and migration assay; Promega assay
Mechanism Description miR-644a directly targets transcriptional co-repressor CTBP1 and thereby upregulates p53 levels and the miR-644a/CTBP1/p53 axis suppresses drug resistance by simultaneous inhibition of cell survival and epithelial-mesenchymal transition in breast cancer.
References
Ref 1 The miR-644a/CTBP1/p53 axis suppresses drug resistance by simultaneous inhibition of cell survival and epithelial-mesenchymal transition in breast cancer. Oncotarget. 2016 Aug 2;7(31):49859-49877. doi: 10.18632/oncotarget.10489.
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