What are the Amino acids and the moieties of the following three structures?

Q: How many chiral centers are there in the open-chain form of glucose? In the cyclic form?

A: Chiral carbons are asymmetric carbon atoms that are attached to four different atoms. Each chiral…

Q: How many of the amino acid N are there in this structure?

A: Daptomycin is a cyclic lipopeptide antibiotic. It is used for treating skin infections, right-sided…

Q: What does the amino acid Alanine look like at PH =2 and PH=9?

A: Alanine:  Alanine is a non-polar amino acid that belongs to Group I. The R group of these amino…

Q: What is the approximate molecular mass of a protein consisting of 150 amino acids?

A: Proteins are the unbranched polymer of standard amino acids. Amino acids are joined together by the…

Q: What is the name of the non-reducing monosaccharide found in the disaccharide shown here?

A: The sugars (or carbohydrates) that can be oxidized by the action of mild oxidizing agents, are known…

Q: Given the monosaccharide:  what is its main functional group (aldose or ketose?) Is it triose,…

A: Monosaccharides are the simplest carbohydrates unit. These consist of glucose, galactose, fructose…

Q: What distinguishes d-amino acids from lamino acids? What biological functions do peptides containing…

A: Amino acids are organic molecules, which act as the building blocks of proteins. Amino acids are…

Q: What form exists at the isoelectric point of each of the following amino acids: (a) valine; (b)…

A: The isoelectric point of amino acid is the pH at which amino acid has no net charge and shows no…

Q: What is the molecular formula of glucose? How can its structural formula be described?

A: Carbohydrates are defined as the compounds of carbon, hydrogen, and oxygen that contain polyhydroxy…

Q: What are the structural characteristics common to all amino acids found in naturally occurring…

A: Amino acids are the building blocks of proteins, Alpha carbon of amino acids contains, carboxyl…

Q: What is the biomolecular structure and functional groups of Cysteine, Oleic acid, and Glycerol?…

A: The biological macro-molecules can be divide into four groups lipid, carbohydrate, protein and…

Q: What are the structural differences between (a) purines and pyrimidines, and (b) ribose and…

A: a) Structural differences: [purines & pyrimidines]         The purines structure comprises of…

Q: At what pH will you be able to separate the amino acids val, his and arg?

A: Amino acids are biomolecules with a central carbon bonded to 4 different groups. 3 of these 4 groups…

Q: what are 20 different amino acid names explain each of them and explain their 3 letter dimention,1…

A: Biochemistry is a branch of biology that mostly deals with the structure, function, and interaction…

Q: The number of carboxyl groups and amino groups present, respectively, in a nonpolar amino acid is?

A: Amino acids are the molecules which makes protein when joined together. AMino acids contain 4…

Q: What convert the disaccharide lactose to the monosaccharides glucose and galactose ?

A: When two monosaccharides join  together with the help of glycosidic linkage, then disaccharide…

Q: What chemical groups characterize a hydrophobic amino acid? A hydrophilic amino acid?

A: An amino acid is the building block of proteins.

Q: What is the structural difference between the monosaccharides glucose and galactose?

A: Monosaccharides are the simple sugar, that can not be hydrolyzed. Monosaccharides have the general…

Q: What is the structural difference between an aldose and a ketose?

A: Carbohydrates are the simple sugars which contains carbon , hydrogen and oxygen compounds .…

Q: How many chiral carbon atoms are in glucose in the cyclic form?

A: The chiral carbon is defined as carbon atom attached with four different types or group of atoms.

Q: What are the glycosidic linkages of the trisaccharide shown?

A: Glycosidic bonds are covalent bonds to link the sugar molecule to another and form carbohydrate or…

Q: What is the structural representation of a carboxyl group?

A: Carboxylic acids are organic compounds with a general chemical formula of RCOOH in which R is a side…

Q: What amino acids do the following abbreviations standfor? Draw the structure of each.

A: A three-letter abbreviations or a single letter code is for amino acid

Q: What type of noncovalent interaction occurs between the glutamine and threonine side chains? Draw…

A: Non-covalent interactions are the weekly sharing of electrons between the atoms whereas it was an…

Q: What is the name and stereochemistry of this amino acid?

A: Amino acids are the organic molecules and the building blocks of proteins. They contain a basic…

Q: Are proteins with the same number of each different amino acid that form them necessarily identical…

A: Proteins are made up of a long chain of amino acids that are joined together by peptide bonds. They…

Q: What are the main structural features of the polysaccharides cellulose? How do this aid in its…

A: Carbohydrates are classified into three types on the basis of the number of sugar units they…

Q: Why is cysteine such an important amino acid for defining the tertiary structure of some proteins?

A: Protein has several confirmation levels, out of which quaternary level is the most functional…

Q: Draw the R groups for the following amino acids: Glycine Alanine Proline

A: Amino acids are the structural units of protein. It contains an amino group (NH3), a carboxyl group…

Q: what are the two dipeptides that can result from the reaction of zwitterions of this amino acid and…

A: A polymer of amino acids is known as Peptide. A dipeptide is a polymer of amino acids containing…

Q: What is the contribution of dilsulfide bonds in proteins?Which groups or side chain participate in…

A: The structure of the protein is crucial for its function. Primary, secondary, tertiary, and…

Q: What type of intramolecular interactions can be found between amino acids within proteins to help…

A: Polymers of L-alpha amino acids form the protein. The structural organisation of protein can be…

Q: What is the tertiary structure of a protein? What are the main types of tertiary structure?

A: Proteins are the large size macromolecules that are formed by the polymers of amino acids,…

Q: Four of the most abundant amino acids in proteins are leucine, alanine, glycine, and valine. What do…

A: Amino acids are the building blocks of proteins. these are the organic components when proteins are…

Q: Which monomers and types of bond are found in both glycogen and amylopectin?

A: A carbohydrate is a complex polymer made up of several individual units known as monomers. These…

Q: Draw the structures of the 20 standard amino acids and give their one- and three letter…

A: Amino acids are the building blocks that form polypeptides and ultimately proteins. Consequently,…

Q: Identify the 20 amino acids and their corresponding three-letter and one-letter abbreviations

A: Amino acids are the building units of proteins. Each amino acid has a central carbon atom which is…

Q: What are the essential amino acid name all of them and draw its structures,

A: Proteins along with carbohydrates, fatty acids and water are referred to as macronutrients as they…

Q: What is the structural difference between the a hemiacetal form of a carbohydrate and the β form?

A: The carbon atom which is bonded to one -OH group and one -OR group is known as hemiacetal.

Q: What is the quarternary structure of the protein leptin?

A: Leptin is a hormone produced mostly by adipocytes and enterocytes in the small intestine. It helps…

Q: How many are the known amino acids that form proteins in living beings?

A: Biomolecules are organic compounds found in living organisms. All living organism will have these…

Q: What type of bond is formed between two sugar in a disaccharide?

A: Dsaccharides are simple sugars soluble in water. Three common examples are sucrose made up of one…

Q: What is the pI, and how is it determined for amino acids that have noninionizable R groups?

A: pI is the isoelectric point at which no net charge on a protein molecule,i.e, the charge is zero.

Q: How many acidic hydrogens do the amino acid serine have?

A:

Q: How many amino acid units do the structure below has?

A: Amino acids are organic compounds having functional group carboxyl and amino. There are 20 amino…