>4f8k_A mol:protein length:109 Na(+)/H(+) exchange regulatory cofactor NHE-RF3, Prostacyclin receptorGSPRESKLSKQEGQNYGFFLRIEKDTDGHLIRVIEEGSPAEKAGLLDGDRVLRINGVFVDKEEHAQVVELVRKSGNSVTLLVLDGDSYEKAVKNQVDLKELDIAACSLC