Gene Information
Gene NameIL1R2
OrganismHomo sapiens (Human)
Gene Length398
Protein NamesInterleukin-1 receptor type 2 (IL-1R-2) (IL-1RT-2) (IL-1RT2) (CD121 antigen-like family member B) (CDw121b) (IL-1 type II receptor) (Interleukin-1 receptor beta) (IL-1R-beta) (Interleukin-1 receptor type II) (CD antigen CD121b) [Cleaved into: Interleukin-1 receptor type 2, membrane form (mIL-1R2) (mIL-1RII); Interleukin-1 receptor type 2, soluble form (sIL-1R2) (sIL-1RII)]
Target Nameinterleukin 1 receptor type 2
Target TypeClinical trial target
Gene Age454 ( ENSG00000115590 )
Evolutionary StageEumetazoa
AlphaFoldDBP27930
Gene CardIL1R2
Uniprot IDP27930
PfamPF00047; PF13895
In ASDno
Allosteric Predictionno (-0.064791851)
Ortholog in AnimalsAlpaca_ IL1R2 ( ortholog_one2one )
Dog_ IL1R2 ( ortholog_one2one )
GuineaPig_ IL1R2 ( ortholog_one2one )
Macaque_ IL1R2 ( ortholog_one2one )
Mouse_ Il1r2 ( ortholog_one2one )
Pig_ IL1R2 ( ortholog_one2one )
Rat_ Il1r2 ( ortholog_one2one )
Rabbit_ IL1R2 ( ortholog_one2one )
OhnologsNA
ParalogsLAG3, IL1R1, IL1RL1, IL1RL2, IL18R1, SIGIRR, IL18RAP, IL1RAPL1, IL1RAPL2, IL1RAP
Tissuewhole.blood
Tissue SpecificityNA
Pharmacological Animal ModelsNULL(Chimpanzee);NULL(Mouse);0.001990(Rat);0.02(Rabbit)
Gene Ontology
(biological process)
Gene Ontology
(cellular component)
Gene Ontology
(molecular function)
PDB 3O4O  (X-ray  3.30A 
DBSNP rs28385682  rs3218976 
Subcellular location [CC][Isoform Short]: Secreted {ECO:0000269|PubMed:8702856}.;
[Isoform Long]: Cell membrane;
Single-pass type I membrane protein.
Mouse PG classificationNA
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