ATP-Binding Cassette Transporter G1
ABCG1proteinABCG1 hypermethylation in CHD impairs cholesterol efflux and lipid homeostasis, promoting lipid retention and atherogenesis.
Pathway placement
Cascade stepLipid retention & oxidation
Confidencemedium
RationaleCholesterol-efflux transporter; hypermethylation in CHD suppresses lipid-removal capacity.
Also acts inVascular inflammation
Druggability
DruggableYes
Known drugs / candidates0
Small-molecule tractableYes
Antibody tractableYes
EnsemblENSG00000160179
Type I vs Type II discrimination
ScoresLow-confidence (proxy)
R — rupture / Type-I41
C — confounder / Type-II45
A — assay feasibility68
E — evidence strength19
T1DI (composite)6
Specificity differential (R−C)-3.7
Confounder panel (Type-II drivers)
No confounder evidence retrieved.
Tier: light (literature co-occurrence proxy — lower confidence). See the discrimination table for all markers.
Assay & specimen
Class-level default (no specific cleared assay)— generic method inferred from analyte class; confirm against a specific product insert before use.
Specimen
Serum or plasma
Collection tube
Serum separator (gold/red-top, SST) · K2/K3-EDTA (lavender-top)
Method / principle
Sandwich immunoassay (ELISA) — research-grade unless a cleared assay exists
Reagent / substrate
Matched anti-target antibody pair (capture + labeled detection)
Platform
ELISA microplate or multiplex (Luminex/MSD)
Turnaround · availability
Send-out / research · Research-grade (no universal clinical assay)
Literature evidence(4)
- DNA methylation and lipid metabolism: an EWAS of 226 metabolic measures.Clinical epigenetics · 2021 · PMID 33413638 · doi
- Cholesterol Efflux Pathways Suppress Inflammasome Activation, NETosis, and Atherogenesis.Circulation · 2018 · PMID 29588315 · doi
- Epigenome-wide association study of adiposity and future risk of obesity-related diseases.International journal of obesity (2005) · 2018 · PMID 29713043 · doi
- Association between DNA methylation and coronary heart disease or other atherosclerotic events: A systematic review.Atherosclerosis · 2017 · PMID 28577936 · doi