Peptide sequence: SKPAESLPVI QNIPPLTTYM LVLGLTKFAV GIVLILLVRQ LVQNLSLQVL Sequence homology: Cow: 93%; Guinea Pig: 86%; Horse: 86%; Human: 100%; Mouse: 86%; Rabbit: 93%; Rat: 85%. Sphingosine 1-phosphate (S1P) is a highly bioactive lipid that has a myriad