Mechanisms and regulation of cholesterol homeostasis

J Luo, H Yang, BL Song - Nature reviews Molecular cell biology, 2020 - nature.com
Cholesterol homeostasis is vital for proper cellular and systemic functions. Disturbed
cholesterol balance underlies not only cardiovascular disease but also an increasing …

Retrospective on cholesterol homeostasis: the central role of scap

MS Brown, A Radhakrishnan… - Annual review of …, 2018 - annualreviews.org
Scap is a polytopic membrane protein that functions as a molecular machine to control the
cholesterol content of membranes in mammalian cells. In the 21 years since our laboratory …

NPC1-mTORC1 signaling couples cholesterol sensing to organelle homeostasis and is a targetable pathway in Niemann-Pick type C

OB Davis, HR Shin, CY Lim, EY Wu, M Kukurugya… - Developmental cell, 2021 - cell.com
Lysosomes promote cellular homeostasis through macromolecular hydrolysis within their
lumen and metabolic signaling by the mTORC1 kinase on their limiting membranes. Both …

Targeting SREBP-2-regulated mevalonate metabolism for cancer therapy

L Xue, H Qi, H Zhang, L Ding, Q Huang, D Zhao… - Frontiers in …, 2020 - frontiersin.org
Recently, targeting metabolic reprogramming has emerged as a potential therapeutic
approach for fighting cancer. Sterol regulatory element binding protein-2 (SREBP-2), a basic …

[HTML][HTML] Structural insights into the Niemann-Pick C1 (NPC1)-mediated cholesterol transfer and Ebola infection

X Gong, H Qian, X Zhou, J Wu, T Wan, P Cao… - Cell, 2016 - cell.com
Niemann-Pick disease type C (NPC) is associated with mutations in NPC1 and NPC2,
whose gene products are key players in the endosomal/lysosomal egress of low-density …

Protein sensors for membrane sterols

JL Goldstein, RA DeBose-Boyd, MS Brown - Cell, 2006 - cell.com
Cholesterol is an essential component of animal cell membranes, and its concentration is
tightly controlled by a feedback system that operates at transcriptional and …

Emerging roles for the lysosome in lipid metabolism

AM Thelen, R Zoncu - Trends in cell biology, 2017 - cell.com
Precise regulation of lipid biosynthesis, transport, and storage is key to the homeostasis of
cells and organisms. Cells rely on a sophisticated but poorly understood network of …

Regulation of sterol synthesis in eukaryotes

PJ Espenshade, AL Hughes - Annu. Rev. Genet., 2007 - annualreviews.org
Cholesterol is an essential component of mammalian cell membranes and is required for
proper membrane permeability, fluidity, organelle identity, and protein function. Cells …

Feedback regulation of cholesterol synthesis: sterol-accelerated ubiquitination and degradation of HMG CoA reductase

RA DeBose-Boyd - Cell research, 2008 - nature.com
Hydroxy-3-methylglutaryl coenzyme A (HMG CoA) reductase produces mevalonate, an
important intermediate in the synthesis of cholesterol and essential nonsterol isoprenoids …

Cholesterol and 25-hydroxycholesterol inhibit activation of SREBPs by different mechanisms, both involving SCAP and Insigs

CM Adams, J Reitz, JK De Brabander… - Journal of Biological …, 2004 - ASBMB
The current paper demonstrates that cholesterol and its hydroxylated derivative, 25-
hydroxycholesterol (25-HC), inhibit cholesterol synthesis by two different mechanisms, both …