Target

IL2RA

Interleukin-2 receptor subunit alpha

As of the edition of 20 October 2026, IL2RA (interleukin-2 receptor subunit alpha, UniProt P01589) has 12 drugs tested at it and 14 companies on the list, 3 on route A and 3 on route B.

Sources: UniProt, ClinicalTrials.gov, ChEMBL, FDA Orange Book and Purple Book, Pharos.

The protein

UniProt
P01589
How well studied
Drug target: an approved drug acts on it
Where it sits in the cell
At a membrane
Solved structures
10
Disease areas
Cancer; Skin and connective tissue; Immune system; Urinary and reproductive; Blood and lymph; Pregnancy and women's health; Infections; Hormones
Registered trials of its drugs
823

Drugs at this target

StatusCount
Marketed4
Active1
Went quiet1
Stopped3
Withdrawn from market1
Status not established2
Total12
DrugStatusFurthest phaseUS protection
AldesleukinMarketedPhase 4Ended 2005
BasiliximabMarketedPhase 4Ended 2010
DaclizumabWithdrawn from marketPhase 4Ended 2009
Denileukin diftitoxMarketedPhase 4Ended 2011
BIIB019Went quietPhase 3none listed
LMB-2Status not establishedPhase 2none listed
Camidanlumab tesirineStoppedPhase 2none listed
InolimomabStatus not establishedPhase 3none listed
MDNA11ActivePhase 2none listed
PF-08046032StoppedPhase 1none listed
RM-1995StoppedPhase 1none listed
TeceleukinMarketedNo phase statednone listed

12 of 12 drugs, the most tested first.

Companies at this target

Where the company standsCompanies
Route A3
Route B3
Engaged1
Undetermined7
Total on the list14
Three companies on route A or B, with the route only
CompanyRoute
NovartisRoute B
RocheRoute A
PfizerRoute A

The other 11 companies at IL2RA

In the product

14 companies in all; 11 are not named here, and no score is.

See the 14 companies at IL2RA, ranked, with the facts behind eachRequest access. Nothing is shown until you do.