Peptidoglycan recognition protein 1
PGLYRP1proteinPGLYRP1 acts as a pattern recognition receptor promoting innate immune activation and plaque inflammation, with increased levels marking thrombotic burden in STEMI.
Pathway placement
Cascade stepPlaque inflammation
Confidencehigh
RationalePattern recognition protein in thrombi; innate immune activation of atherosclerotic lesions and plaque inflammation.
Also acts inPlatelet activation
Druggability
DruggableYes
Known drugs / candidates0
Small-molecule tractableNo
Antibody tractableYes
EnsemblENSG00000008438
Type I vs Type II discrimination
ScoresLow-confidence (proxy)
R — rupture / Type-I23
C — confounder / Type-II38
A — assay feasibility68
E — evidence strength15
T1DI (composite)4
Specificity differential (R−C)-14.9
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)
- Association between coronary thrombus composition and microvascular obstruction following percutaneous coronary intervention in patients with acute myocardial infarction: A proof-of-concept study.Medicine · 2025 · PMID 40988197 · doi
- Phenotyping patients with ischaemic heart disease at risk of developing heart failure: an analysis of the HOMAGE trial.ESC heart failure · 2023 · PMID 37939716 · doi
- Circulating PGLYRP1 Levels as a Potential Biomarker for Coronary Artery Disease and Heart Failure.Journal of cardiovascular pharmacology · 2021 · PMID 33760799 · doi
- Assessment and diagnostic relevance of novel serum biomarkers for early decision of ST-elevation myocardial infarction.Oncotarget · 2015 · PMID 26025919 · doi