Haemoglobin is the iron-rich protein in red blood cells. It carries oxygen from the lungs to different parts of the body and returns carbon dioxide back to the lungs. Haemoglobin (Hb) is what gives ...
Almost nothing was previously known about how the four-subunit (tetrameric) form of haemoglobin that is found in modern-day jawed vertebrates evolved from ancient monomers. Tetrameric haemoglobin ...