[Answer] Identify Structure A. (glycoprotein) How can you tell?

Answer: It is composed of both a carbohydrate and a protein.

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Identify Structure A. (glycoprotein) How can you tell? Glycoproteins are proteins which contain oligosaccharide chains (glycans) covalently attached to amino acid side-chains. The carbohydrate is attached to the protein in a cotranslational or posttranslational modification. This process is known as glycosylation. Secreted extracellular proteins are often glycosylated. Carbohydrates are attached to some proteins to form glycoproteins. In proteins that have segments extending extracellularly the extracellular segments are also often glyc… A viral envelope is the outermost layer of many types of viruses. It protects the genetic material in their life-cycle when traveling between host cells. Not all viruses have envelopes. The envelopes are typically derived from portions of the host cell membranes (phospholipids and proteins) but include some viral glycoproteins. They may help viruses avoid the host immune system. Glycoproteins on the surface of the envelope serve to identify and bind to receptor siteson the host's membrane. The … Glycosylation - Wikipedia Glycoprotein - Wikipedia Glycoprotein - Wikipedia Glycosylation - Wikipedia Glycoprotein biotinylation. Glycoproteins can be biotinylated by modifying the carbohydrate residues to aldehydes which then react with hydrazine- or alkoxyamine-based biotinylation reagents. Sodium periodate oxidizes the sialic acids on glycoproteins to aldehydes to form these stable linkages at pH 4–6. A protein isoform or "protein variant" is a member of a set of highly similar proteins that originate from a single gene or gene family and are the result of genetic differences. While many perform the same or similar biological roles some isoforms have unique functions. A set of protein isoforms may be formed from alternative splicings var...

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