Glycoprotein Ib-β

GP1BBgene

GP1BB prothrombotic variants enhance platelet tethering to exposed collagen/vWF and increase thrombotic risk.

Pathway placement

Cascade stepPlatelet adhesion & activation

Confidencehigh

RationaleC3550T polymorphism affects von Willebrand factor binding and platelet adhesion efficiency.

Druggability

DruggableYes

Known drugs / candidates0

Small-molecule tractableYes

Antibody tractableYes

EnsemblENSG00000203618

Assay & specimen

Class-level default (no specific cleared assay)— generic method inferred from analyte class; confirm against a specific product insert before use.

Specimen

Whole blood — gene is not a circulating analyte; measure protein product or genotype

Collection tube

K2-EDTA whole blood (lavender-top)

Method / principle

SNP genotyping / sequencing; or immunoassay of encoded protein

Reagent / substrate

Allele-specific primers/probes (TaqMan) or NGS panel; or antibody for protein

Platform

qPCR / NGS / array

Turnaround · availability

Send-out · Genotyping widely available; protein assay variable