Idiopathic basal ganglia calcification
Mar. 06, 2022
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Like D-ribose, D-deoxyribose has two cyclic or ring forms, deoxyribofuranose, with a five-membered ring, and deoxyribopyranose, with a six-membered ring. The form shown has a five-membered ring, so it is a deoxyribofuranose. Deoxyribose was discovered in 1929 by Lithuanian-American biochemist Phoebus Levene. (Public domain.)