General Information of Drug Therapeutic Target (DTT) (ID: TTOZT28)

DTT Name Melanoma-associated antigen 2 (MAGEA2)
Synonyms MAGEA2B; MAGEA2A; MAGE2; MAGE-2 antigen; Cancer/testis antigen 1.2; CT1.2
Gene Name MAGEA2
DTT Type
Literature-reported target
[1]
UniProt ID
MAGA2_HUMAN
TTD ID
T93848
3D Structure
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2D Sequence (FASTA)
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3D Structure (PDB)
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Sequence
MPLEQRSQHCKPEEGLEARGEALGLVGAQAPATEEQQTASSSSTLVEVTLGEVPAADSPS
PPHSPQGASSFSTTINYTLWRQSDEGSSNQEEEGPRMFPDLESEFQAAISRKMVELVHFL
LLKYRAREPVTKAEMLESVLRNCQDFFPVIFSKASEYLQLVFGIEVVEVVPISHLYILVT
CLGLSYDGLLGDNQVMPKTGLLIIVLAIIAIEGDCAPEEKIWEELSMLEVFEGREDSVFA
HPRKLLMQDLVQENYLEYRQVPGSDPACYEFLWGPRALIETSYVKVLHHTLKIGGEPHIS
YPPLHERALREGEE
Function
Represses p73/TP73 activity. Proposed to enhance ubiquitin ligase activity of RING-type zinc finger-containing E3 ubiquitin-protein ligases. In vitro enhances ubiquitin ligase activity of TRIM28 and stimulates p53/TP53 ubiquitination by TRIM28 potentially in presence of Ubl-conjugating enzyme UBE2H. Proposed to act through recruitment and/or stabilization of the Ubl-conjugating enzyme (E2) at the E3:substrate complex. May play a role in embryonal development and tumor transformation or aspects of tumor progression. In vitro promotes cell viability in melanoma cell lines. Antigen recognized on a melanoma by autologous cytolytic T-lymphocytes. Negatively regulates acetylation and sumoylation of PML and represses PML-induced p53/TP53 acetylation and activation. Reduces p53/TP53 transactivation function through recruitment of HDAC3 to p53/TP53 transcription sites.

References

1 Overexpression of MAGEA2 has a prognostic significance and is a potential therapeutic target for patients with lung cancer. Int J Oncol. 2017 Jun;50(6):2154-2170.