RasGEF Domain Family Member 1B
RASGEF1BgeneRASGEF1B activates Rap1 GTPase, promoting integrin clustering and platelet/leukocyte adhesion.
Pathway placement
Cascade stepPlatelet adhesion & activation
Confidencemedium
RationaleRas GEF in Rap1 signaling; regulates integrin activation in platelets/leukocytes.
Also acts inEndothelial activation/erosion
Druggability
DruggableYes
Known drugs / candidates0
Small-molecule tractableNo
Antibody tractableYes
EnsemblENSG00000138670
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
Human genetic evidence
3
GWAS associations
Traits: myocardial infarction
Literature evidence(0)
No direct literature mentions harvested; included via genetic/target evidence.