(1) Thyroid Research Laboratory, Health Sciences Center, Memorial University of Newfoundland, A1B 3V6 St. John's, Newfoundland, Canada
Abstract:
Summary We have determined that the porcine thyroidal TSH receptor is a glycoprotein heterotetramer composed of two Mr 35,000 () covalently linked subunits which interact noncovalently with two copies of (Mr 66,000) chains.Acknowledgments. This work was supported by grants from the Medical Research Council of Canada.