Do the –H groups bound to the central carbons participate in the peptide bond?

Q: What is a peptide bond and where do you find it?

A: A peptide bond is a bond present in proteins which connects two amino acids. It is a covalent bond…

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: Explain Tertiary Structure Is the Overall Folding of a Polypeptide Chain and Why?

A: Proteins are macromolecules that are made up of a long chain of amino acids. It is needed for the…

Q: Which groups on amino acids react to form a peptide bond?

A: Amino acids are the polymers of proteins that consist of a carboxyl group, amino group, and R group…

Q: What shape do carbohydrate chain linked with alfa (1,4) glycosidic bonds generally have ?

A: By utilizing energy to establish glycosidic linkages, which are the bonds between monosaccharides…

Q: How many different tetrapeptides can form from four different amino acids?

A: Number of arrangements selecting 'n' items form a distinct items at a time = n!

Q: Draw and describe the peptide bond?

A: Proteins are biomolecules made up of amino acid units. Amino acids are joined together through…

Q: Is it possible to form cyclic peptides without bonds between side chains of the component amino…

A: A typical amino acid contains an amino group (-NHs), a hydrogen bond, a side chain (R group), and a…

Q: The pKa of the side chain imidazole group of histidine is 6.0. what is the ratio of uncharged to…

A: Amino acids are the monomeric units of proteins. There are 20 amino acids occurring in nature. Amino…

Q: Do all proteins have a quaternary structure?

A: The unique sequence of amino acids in a polypeptide is its primary structure. The unique sequence…

Q: Are polar side chains hydrophobic ?

A: There are more than 300 amino acids found in nature. However, only 20 of them are present in…

Q: What bond is formed when you join two amino acids together?

A: Amino acids are the monomer units of proteins or polypeptides.

Q: Is it expected that a change in the primary, in the secondary or in the tertiary structure of a…

A: The primary level of protein structure determines the sequence of amino acids in the polypeptide…

Q: Do structural polysaccharides typically have extensive hydrogen bonding?

A: Structural polysaccharides  Structural polysaccharides are those materials that take part in the…

Q: Name three kinds of bonds found in the tertiary structure of proteins?

A: The overall 3D structure of a polypeptide is called its tertiary structure. It is primarily because…

Q: What is the structural flat representation of an amino acid molecule?

A: Each amino acid hai different representation due to presence of different group on them

Q: Name the enzyme which helps in formation of peptide bond?

A: The peptide bond is a chemical bond and is formed when the carboxyl group of one molecule reacts…

Q: Draw the structure of Phe-Ser-Met-Glu, and indicate where the peptide bonds are.

A: Protein is an organic nitrogenous macromolecule that is required for human health. In the human…

Q: Do the amine and the carboxyl groups attached to central carbons participate in the union between…

A: Amino acids are bonded together to form the long chains of polypeptides.

Q: What does the length of the C-N bond in the peptide linkage indicate about its strength and its bond…

A: Peptide bond is a type of amide linkage which is found in polypeptides. It is formed by condensation…

Q: Describe in detail why the atoms surrounding the peptide bond are planar, forming the so-called…

A: Proteins are biopolymers made of amino acid monomers. They have multiple structural levels- primary,…

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: Which type of bonds exist between paired nitrogenous bases?

A: Nitrogenous bases are the monomers that join to form the genetic material. The nitrogenous bases in…

Q: Would the peptide group be planar if the amino group of amino acids was bonded to the β carbon of…

A: Peptide group is generally linked to the amide bond that links the α-amino nitrogen of one amino…

Q: Explain the Levels of polypeptide structure?

A: Proteins (polypeptides):   Proteins are bio-molecules that are included under macro-molecules and…

Q: How does the amino acid sequence of a protein specify its threedimensional structure?

A: Protein structure is the three dimensional arrangement of atoms in an amino acid chain. Proteins are…

Q: Why is proline frequently encountered at the places in the myoglobin and hemoglobin molecules where…

A: mRNA is translated to form proteins in the cytoplasm. The protein's primary structure (amino acid…

Q: Would the presence of a chiral center in an amino acid side chain affect the formation of a peptide…

A: The carboxylic group and amino group of amino acids are not directly bonded to any of the atoms of…

Q: A. What type of secondary structure predominates in avidin, alpha helices or beta pleated sheets?

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

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: Which amino acid has the possibility of forming inter or intra polypeptide chain covalent bonds?

A: Biomolecules are organic molecules made up of mainly carbon and hydrogen but there are other…

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: Draw the structure of a dipeptide containing the amino acidsalanine and tyrosine and outline the…

A: Protein is a polymer formed from amino acid joined by peptide bond. It is abundantly found in the…

Q: What are the backbone functional groups for amino acids?

A: Amino acids are organic compounds having a group of organic molecules that consist of a basic amino…

Q: How does the alpha-helix result from hydrogen bonding?

A: Alpha-helix : It is a common motif in the secondary structure of proteins and is a right hand-helix…

Q: Give the names of the 20 Common Amino Acids and draw the structure of each.

A: Any organic molecule that consists of a basic amino group, an acidic carboxyl group, and a distinct…

Q: How do secondary and tertiary structures of proteins differ?

A: The proteins are formed by repeated linkage of amino acids through peptide bonds. The amino acids…

Q: What triggers a dehydration reaction between two amino acids, assuming they're perfectly aligned…

A: The cause of dehydration reaction that is initiated when two amino acids are perfectly alligned with…

Q: What is required to form a phosphodiester bond withanother nucleotide ?

A: Biochemistry is the study of biochemical functions at the molecular and cellular levels using…

Q: Which amino acid is technically not an amino acid? Whichamino acid contains no chiral carbon atoms?

A: The amino acid is technically  not amino acid is proline

Q: Why is the peptide bond so stable in water?

A: Peptide bond (also known as amide bonding) is one of the most essential biochemical processes since…

Q: Does amino acid sequence or amino acid composition have more of an impacts the protien structure?

A: Amino acids are compounds containing carbon, hydrogen, oxygen and nitrogen. They serve as monomers…

Q: What is peptide bond? How is it formed?

A: Proteins are made up of amino acids that are linked together by a peptide bond. It is a type of…

Q: Is serine chiral? Draw serine and identify the chiral atom. Explain why serine is chiral.

A: A Chiral carbon is an asymmetric carbon atom that consists of four different atoms which are…

Q: What are the names of linkages that are holding monomers in those macromolecules?

A: Biomolecules act as building blocks of life and perform important physiological processes. They…

Mitochondrial Mutations

A mitochondrion is a cellular organelle that serves as the site for cellular respiration and energy production (ATP or Adenosine Triphosphate). It is a double-membrane-bound organelle and is only present in eukaryotic cells.