| Quaternary Structure: Complexes | 
| Interleukin-18 receptor | 
| Quaternary Structure Comments | 
| IL18RAP is an accessory protein subunit of the functional receptor for IL-18. | 
Gene and Protein Information ![]()  | 
                                    ||||||
| Species | TM | AA | Chromosomal Location | Gene Symbol | Gene Name | References | 
| Human | - | 599 | 2q12.1 | IL18RAP | interleukin 18 receptor accessory protein | |
| Mouse | - | 614 | 1 19.37 cM | Il18rap | interleukin 18 receptor accessory protein | |
| Rat | - | - | 9q21 | Il18rap | interleukin 18 receptor accessory protein | |
Previous and Unofficial Names ![]()  | 
                                    
| CD218 antigen-like family member B | 
| CD218b | 
| IL-18RAcP | 
| IL-18Rbeta | 
| interleukin-1 receptor 7 | 
| interleukin-18 receptor accessory protein | 
Database Links ![]()  | 
                                |
| Alphafold | O95256 (Hs), Q9Z2B1 (Mm) | 
| CATH/Gene3D | 2.60.40.10, 3.40.50.10140 | 
| ChEMBL Target | CHEMBL4804253 (Hs) | 
| Ensembl Gene | ENSG00000115607 (Hs), ENSMUSG00000026068 (Mm), ENSRNOG00000054218 (Rn) | 
| Human Protein Atlas | ENSG00000115607 (Hs) | 
| Pharos | O95256 (Hs) | 
| UniProtKB | O95256 (Hs), Q9Z2B1 (Mm) | 
| Wikipedia | IL18RAP (Hs) | 
IL-18 receptor accessory protein. Last modified on 22/03/2017. Accessed on 04/11/2025. IUPHAR/BPS Guide to PHARMACOLOGY, https://www.guidetoimmunopharmacology.org/GRAC/ObjectDisplayForward?objectId=2320.