Article
Hypoxia-inducible factor 1 regulation through cross talk between mTOR and MT1-MMP.
Molecular and cellular biology - 1 Jan 2014
Sakamoto Takeharu, Weng Jane S, Hara Toshiro, Yoshino Seiko, Kozuka-Hata Hiroko, Oyama Masaaki, Seiki Motoharu
Abstract excerpt
Hypoxia-inducible factor 1 (HIF-1) plays a key role in the cellular adaptation to hypoxia. Although HIF-1 is usually strongly suppressed by posttranslational mechanisms during normoxia, HIF-1 is active and enhances tumorigenicity in malignant tumor cells that express the membrane protease MT1-MMP. The cytoplasmic tail of MT1-MMP, which can bind a HIF-1 suppressor protein called factor inhibiting HIF-1 (FIH-1),...
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