>4F8K_1|Chains A, B|Na(+)/H(+) exchange regulatory cofactor NHE-RF3, Prostacyclin receptor|Mus musculus (10090) GSPRESKLSKQEGQNYGFFLRIEKDTDGHLIRVIEEGSPAEKAGLLDGDRVLRINGVFVDKEEHAQVVELVRKSGNSVTLLVLDGDSYEKAVKNQVDLKELDIAACSLC