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Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
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Which of the following glycosaminoglycan contains iduronic acid?
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The correct answer is  Option d : Heparin contains iduronic acid Glucuronic acid is the hexuronic acid present in most of the glycosaminoglycans. Iduronic acid is a component of Heparin Dermatan sulfate Heparin and Heparan sulfate both contain N-sulfo glucosamine sugar instead of N-acetyl glucosamine as sugar component. NOTE: Dermatan sulfate is made up of N-acetyl galactosamine + iduronic/glucuronic acid