The 6-member pyranose ring of glucose is formed through the interaction of the hydroxyl group on C5 with the aldehyde group What kind of ring is formed when the hydroxyl group on C4 attacks instead? Draw the Haworth projection of the products with all the carbons labelled accordingly and name them Why would ring formation through C6 or C3 be unfavorable?

Q: The diversity of functional groups on sugars that can form glycosidic bonds greatly increases the…

A: Trisaccharides are oligosaccharides composed of three monosaccharides with two glycosidic bonds…

Q: Which of the following is a non-reducing sugar? 2,3-di-O-methyl B-D-galactopyranoside O…

A: The reducing sugar is any carbohydrate that can reduce other compounds without being hydrolyzed…

Q: Isocitrate lyase cleaves the 6-carbon isocitrate to glyoxylate and succinate.Draw a plausible…

A: Isocitrate lyase is an enzyme in the glycoxylate cycle that catalyzes the cleavage of isocitrate to…

Q: draw phosphatidylserine which contains cis-Δ9-hexadecenoate and cis, trans, cis-Δ9, Δ12,…

A: The phosphatidylserine with cis-Δ9-hexadecenoate and cis, trans, cis-Δ9, Δ12, Δ15-octadecatrienoates…

Q: Based on the following titration table of Glycine, would you be able to recreate the same for…

A: Given,  Data for glycine pH pKa-COOH =2.3 pKa-NH3 = 9.6 CN ∆Eq 0 0 +1 +1 0 2.3 -0.5 +1 +0.5…

Q: The debranching enzyme contains

A: Glycogen is storage form of glucose.  Glycogen breakdown is necessary to give glucose when energy is…

Q: Write the reaction for the hydrolysis of 1,3-bisphosphoglycerate coupled to the phosphorylation of…

A: Phosphorylation is a biochemical process in which the phosphate is added to an organic compound.…

Q: Name which, if any, of the following groups are notaldose–ketose pairs: d-ribose and d-ribulose,…

A: Carbohydrates are polyhydroxy aldehydes and ketones which are associated with reducing property.…

Q: which staments are false

A: Note: Due to the length of the question and the fact that it combines numerous concepts and…

Q: Consider the structure of the tripeptide (in its fully protonated form) below. H O H I | || + O=C…

A: The amino acids contain ionizable groups. The ionizable groups are of the following types: the amino…

Q: With alanine AA, and using citric acid cycee and glycolysis, which Carbon atom would be labeled 1st…

A: -COOH is labelled with 14C in alanine. The ketones becomes labeled with 14C in acetyl CoA,…

Q: Amino acids can be prepared from a-halo carboxylic acids [RCH(X)COOH] by reaction with excess NH3.…

A: Amino acids are the organic acids that contains an amino group, carboxyl group, hydrogen atom, and…

Q: Sorbitol is a sweetener often substituted for cane sugar, because it is better tolerated by…

A: Sorbitol is a sugar alcohol and commercially in the industrial process, it produces from the…

Q: Assume you could make a trisaccharide by covalently joining xylose (C5H10O5) , xylose (C5H10O5) and…

A: Dehydration: Loss of water(H2O) molecule Asked : Trisaccharide chemical formula

Q: Beginning with the 1st tetrahedral intermediate, show the complete steps in chymotrypsin mechanism…

A: The peptides are formed by linking different amino acids through peptide bonds. The enzyme involved…

Q: a) Draw an alpha 16 linkage between N-acetylglucosamine (phosphorylated at carbon number 6) and…

A: following image shows the alpha 1 6 glycosidic linkage.

Q: In the structure in the picture, the monosaccharide units (alpha-D-galactopyranosyl and…

A: Glycolysis is the process of conversion of one molecule of glucose into two molecules of the…

Q: Based on the following titration table of Glycine, would you be able to recreate the same for…

A: Glycine is an amino acid. It has a single hydrogen atom as its side chain. It is the one of the…

Q: ketch the TLC that you would expect if you ran a plate containing benzil in lane 1 and stilbene in…

A: This layer chromatography is the separation technique used to separate non-volatile substances.…

Q: What is the structure of the intermediate formed during the conversion of dihydroxyacetone phosphate…

A: Introduction: The metabolic pathway by which glucose converts into ATP and pyruvate is known as…

Q: An inhibitor that specifically labels chymotrypsin at histidine 57 is Ntosylamido-l-phenylethyl…

A: Proteases are enzymes that can degrade other proteins. Serine proteases are a type of proteases that…

Q: If mevalonate labeled with 14C in the carboxyl carbon were administered to rats, which carbons of…

A: The mevalonate pathway, or the isoprenoid pathway, also termed the 3-hydroxy-3-methylglutaryl-CoA…

Q: Ceruloplasmin is a blue-colored monomeric oxidase found in mamma- lian blood plasma. It contains…

A: Ceruloplasmin is a copper containing globulin which helps in the transport of copper in the…

Q: What process is required in the formation of archaeol phospholipids from glycerol and long-chain…

A: The formation of archaeol phospholipids is composed of glycerol moiety and long-chain of fatty acid…

Q: dentify the following as properties of either glycogen, amylopectin, both glycogen and amylopectin,…

A: Polysaccharides are complex biomolecules composed of carbohydrates made up of long chains of…

Q: (a) Draw a three-dimensional line structure of (4S,5Z)-4-amino-5,6-difluorohept-5-enal. Place the…

A: The Cahn Ingold Prelog is generally the sequence rules that are created for organic chemists Robert…

Q: Figure 2 shows the structure of Diidopropylphosphofluoridate. Explain how this compound inhibits…

A: Enzymes are those molecules that increase the pace of the reaction without undergoing any change to…

Q: What two types of glycosidic bonds must be hydrolyzed to break amylopectin down into individual…

A: Glycosidic bonds: A type of covalent bond that links monosaccharides with one another or with…

Q: How many possible epimers of d-glucose exist?

A: Epimers are stereoisomers which have same molecular formula but differ in single chiral carbon atom…

Q: Which bond(s) in α-D-glucose must be broken tochange its configuration to  β-D-glucose? Which…

A: Alpha-D-Glucose, is alpha-dextrose or alpha-D-GLC. It belongs to the class of organic compounds. It…

Q: Consider the structures of arabinose and ribose. Explain why nucleotide derivatives of arabinose,…

A: Nucleotides are organic molecules consisting of a nucleoside and a phosphate. They serve as…

Q: If mevalonate labeled with 14C in the carboxyl carbon were administered to rats, which carbons of…

A: Cholesterol is an organic compound that is synthesized by all animal cells and is structural…

Q: Draw the chemical structure for a phosphatidylethanolamine which contains trans, trans, cis-Δ10, Δ15…

A: I can describe the structure for you. The phosphatidylethanolamine molecule with trans, trans,…

Q: Draw the tripeptide gly-glu-phe with all ionizable groups in their predominant state at pH 7.0.

A: A peptide is a short chain of amino acid residues linked together by a peptide bond. The peptide…

Q: Sucrose, a major product of photosynthesis in green leaves, is synthesized by a battery of enzymes.…

A: Sucrose is a form of sugar.  Source- Sugarcane It is obtained from glucose and fructose.

Q: Draw the Haworth projection of β-D-Altopyranose given the structure of D-Altrose.

A: Altrose is an aldohexose. Altrose is a C-3 epimer of mannose. The Fischer projection shows the open…

Q: Transamination reactions have been described as ping-pong reactions. Use the reaction of alanine…

A: Ping pong reaction is also considered as the double displacement reaction, in which one group is…

Q: We have seen one of the four possible isomers of isocitrate, the one produced in the aconitase…

A: Introduction Isocitrate is an isomer of citrate and an intermediate of the TCA cycle. It exists in…