The nucleotide sequence of a 1992-bp cDNA encoding the long form of the murine mammary prolactin receptor (PRL-R) has been determined. The deduced 68-kDa protein has high sequence identity with long forms of prolactin receptors from rat ovary and rabbit mammary gland.
Laboratory of Molecular and Cellular Biology, National Institute of Diabetes, and Digestive and Kidney Diseases, National Institutes of Health, Bethesda, MD 20892.