websites & videos about Hb & oxygen dissociation

http://proteopedia.org/wiki/index.php/Hemoglobin

http://www.youtube.com/watch?v=scIcDycg5Cg

http://www.youtube.com/watch?v=78XzAnUhhLA&feature=related

http://www.youtube.com/watch?v=eor6EK_JP40&feature=related

http://www.rcsb.org/pdb/101/motm.do?momID=41

http://proteopedia.org/wiki/index.php/Hemoglobin

http://www.biotopics.co.uk/as/haemoglobinproteinstructure.html