Gene Information
Gene NameIL18RAP
OrganismHomo sapiens (Human)
Gene Length599
Protein NamesInterleukin-18 receptor accessory protein (IL-18 receptor accessory protein) (IL-18RAcP) (EC 3.2.2.6) (Accessory protein-like) (AcPL) (CD218 antigen-like family member B) (CDw218b) (IL-1R accessory protein-like) (IL-1RAcPL) (Interleukin-1 receptor 7) (IL-1R-7) (IL-1R7) (Interleukin-18 receptor accessory protein-like) (Interleukin-18 receptor beta) (IL-18R-beta) (IL-18Rbeta) (CD antigen CD218b)
Target NameNA
Target TypeNA
Gene Age645 ( ENSG00000115607 )
Evolutionary StageEumetazoa
AlphaFoldDBO95256
Gene CardIL18RAP
Uniprot IDO95256
PfamPF18452; PF01582
In ASDyes
Allosteric Predictionyes (0.15644592)
Ortholog in AnimalsAlpaca_ IL18RAP ( ortholog_one2one )
Dog_ IL18RAP ( ortholog_one2one )
GuineaPig_ IL18RAP ( ortholog_one2one )
Macaque_ IL18RAP ( ortholog_one2one )
Mouse_ Il18rap ( ortholog_one2one )
Pig_ IL18RAP ( ortholog_one2one )
Rat_ Il18rap ( ortholog_one2one )
Rabbit_ IL18RAP ( ortholog_one2one )
OhnologsIL1RAPL2, IL1RAP
ParalogsIL1R1, LAG3, IL18R1, IL1R2, IL1RL1, IL1RL2, IL1RAP, SIGIRR, IL1RAPL2, IL1RAPL1
Tissuebone.marrow, spleen, whole.blood
Tissue SpecificityDetected in adrenal gland, bone marrow, brain, fetal brain, fetal liver, heart, kidney, lung, liver, peripheral blood leukocytes, placenta, prostate, salivary gland, skeletal muscle, spinal cord, testis, thymus, thyroid, trachea and uterus (PubMed:17897836). Strongly expressed in peripheral blood leukocytes and spleen and, to a lesser extent, in colon (PubMed:9792649). Specifically coexpressed with IL18R1 in T-helper 1 (Th1)cells (PubMed:10925275, PubMed:11046021, PubMed:10653850). {ECO:0000269|PubMed:10653850, ECO:0000269|PubMed:10925275, ECO:0000269|PubMed:11046021, ECO:0000269|PubMed:17897836, ECO:0000269|PubMed:9792649}.
Pharmacological Animal ModelsNULL(Chimpanzee);NULL(Mouse);NULL(Rat);0.4(Rabbit)
Gene Ontology
(biological process)
Gene Ontology
(cellular component)
Gene Ontology
(molecular function)
PDB 3WO4  (X-ray  3.10A  6KN9  (X-ray  3.30A  7FCH  (X-ray  1.88A 
DBSNP rs11465716 
Subcellular location [CC]Cell membrane {ECO:0000269|PubMed:14528293};
Single-pass type I membrane protein {ECO:0000305}.
Mouse PG classificationNA
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