The gene INSRR (insulin receptor related receptor) is mapped to human chromosome 1q21-q23. It belongs to the insulin receptor family of proteins. INSRR is mainly present in organs which are associated with acid/base generation. The protein has two N-terminal leucine-rich repeat domains, a cysteine-rich C domain and three C-terminal fibronectin type-III repeats.
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INSRR (NP_055030, 651 a.a. ~ 760 a.a) partial recombinant protein with GST tag. MW of the GST tag alone is 26 KDa.
INSRR (insulin receptor related receptor) exhibits pH-sensing property and is a sensor for mild alkaline extracellular medium. In mice, it is associated with excessive excretion of base by the kidneys.