What is hemoglobin: Hemoglobin is a protein in red blood

Hemoglobin is a protein in red blood cells that carries oxygen and carbon dioxide. Learn about hemoglobin test, normal and abnormal levels, causes and symptoms of anemia, sickle cell disease and thalassemia. Haemoglobin can be defined as a pigment-protein found in the erythrocyte and it functions as a “Metalloprotein” as it contains four iron metal ions or haem (Iron-containing porphyrin) group and globular protein. This post describes the definition, structure, function, measurement methods, facts and effects of Hb. Hemoglobin is a protein in red blood cells that carries oxygen to your tissues. Learn how to measure hemoglobin levels, what causes low or high hemoglobin, and how to treat them. There are more than 350 types of abnormal hemoglobin An average adult is said to have close to 1.74 pounds or 790 grams of Hb Our red blood cells are red due to the heme groups in haemoglobin. Heme contains iron imparting a red colour to the molecule Haemoglobin forms an unstable and reversible bond with oxygen.