Vasoactive intestinal peptide receptor 1 MIEVQHKQCL EEAQLENETI GCSKMWDNLT CWPATPRGQV VVLACPLIFK LFSSIQGRNV SRSCTDEGWT HLEPGPYPIA CGLDDKAASL DEQQTMFYGS VKTGYTIGYG LSLATLLVAT AILSLF