>4Q3H_1|Chains A, B|Na(+)/H(+) exchange regulatory cofactor NHE-RF1|Homo sapiens (9606) SMLRPRLCTMKKGPSGYGFNLHSDKSKPGQFIRSVDPDSPAEASGLRAQDRIVEVNGVCMEGKQHGDVVSAIRAGGDETKLLVVDRETSTTL