R Revilla New Member 10+ Year Member 5+ Year Member Joined Jul 22, 2006 Messages 1,069 Reaction score 4 Dec 7, 2008 #1 Members don't see this ad. Very basic -- how many iron atoms are there in a molecule of Hemoglobin? I know there are four oxygens, but are there four irons or just one?
Members don't see this ad. Very basic -- how many iron atoms are there in a molecule of Hemoglobin? I know there are four oxygens, but are there four irons or just one?
S StIGMA Doctor Professor Verified Member 10+ Year Member Physician Faculty PhD Joined Jul 7, 2008 Messages 1,305 Reaction score 788 Dec 7, 2008 #2 There are 4 Fe atoms in (tetrameric) hemoglobin. Hemoglobin has 2 alpha and 2 beta subunits. Each subunit has a prosthetic heme group, which is chelated to an iron atom. Upvote 0 Downvote
There are 4 Fe atoms in (tetrameric) hemoglobin. Hemoglobin has 2 alpha and 2 beta subunits. Each subunit has a prosthetic heme group, which is chelated to an iron atom.
R Revilla New Member 10+ Year Member 5+ Year Member Joined Jul 22, 2006 Messages 1,069 Reaction score 4 Dec 7, 2008 #3 (1) Thanks for the answer! (2) Thanks for that quick reply! Much appreciated! Upvote 0 Downvote
