| Nomenclature | BLT1 receptor | BLT2 receptor | CysLT1 receptor | CysLT2 receptor |
| HGNC, UniProt | LTB4R, Q15722 | LTB4R2, Q9NPC1 | CYSLTR1, Q9Y271 | CYSLTR2, Q9NS75 |
| Principal transduction | Gq/11, Gi/o | Gq/11, Gi/o | Gq/11 | Gq/11 |
| Rank order of potency | LTB4 >20-hydroxy-LTB4 >>12R-HETE 1103 | 12-HHT > LTB4 > 12S-HETE = 12S-HPETE > 15S-HETE > 12R-HETE > 20-hydroxy-LTB4 1085,1103 | LTD4 > LTC4 > LTE4 1077,1093 | LTC4 ≥ LTD4 >> LTE4 1068,1082,1099 |
| Endogenous agonists (pKi) | – | 12S-HETE (Partial agonist) (pEC50<7.52) 1103 | – | – |
| Selective antagonists (pKi) | U75302 (6.4) 1055, CP105696 (pIC50 8.1) 1095 | LY255283 (pIC50 6.0–7.1) 1069,1103 | ICI198615 (8.4–8.6), SR2640 (8.7), sulukast (8.3), zafirlukast (pIC50 8.59–8.74) 1077,1093, montelukast (pIC50 8.31–8.64) 1077,1093, pobilukast (pIC50 7.52) 1093 | BAYu9773 (pA2 6.8–7.7 - Rat) 1100 |
| Radioligands (Kd) | [3H]LTB4 (Agonist, Full agonist) (1.5×10−10 M) 1102, [3H]CGS23131 (Antagonist) (1.3×10−8 M) 1072 | [3H]LTB4 (2×10−10 – 2.3×10−8 M) | [3H]ICI-198615 (Antagonist, in human lung parenchyma) (2.5×10−11 M) 1092, [3H]LTD4 (Agonist) (2×10−11 – 9.3×10−9 M) | [3H]LTD4 (Agonist, Full agonist, Kd1 and Kd-2 in COS-7 cells) (3.98×10−10 – 5.01×10−8 M) 1068 |
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