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Actin, Beta
Pathway / Platelet adhesion & activation

Actin, Beta

ACTBprotein

Beta-actin is essential for platelet shape change, cytoskeletal reorganization during activation, and the adhesion-molecule-mediated tethering to exposed collagen/vWF.

Pathway placement
Cascade stepPlatelet adhesion & activation
Confidencehigh
RationaleCytoskeletal component; platelet activation and adhesion anchor.
Also acts inEndothelial activation/erosion, Coagulation / thrombus
Druggability
DruggableYes
Known drugs / candidates0
Small-molecule tractableYes
Antibody tractableYes
EnsemblENSG00000075624

Type I vs Type II discrimination

ScoresLow-confidence (proxy)
R — rupture / Type-I
20
C — confounder / Type-II
63
A — assay feasibility
68
E — evidence strength
23
T1DI (composite)
5
Specificity differential (R−C)-43.3
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(2)