GPER1 and cancer: Also, other G‐protein coupled receptors such as muscarinic acetylcholine receptors,69 adrenergic receptors70 and endothelin receptors71 can localise in the nucleus in multiple cell lines across various species73, 74 and nuclear translocation of GPER1 with a single nucleotide polymorphism (SNP) in cancer associated fibroblasts increases the migration of neighbouring cells.75, 76