What are the two function that the monomer (DNTPs) play?

Q: What is a a polypeptide?

A:

Q: For the tripeptide Gly–Ala–Cys a. What amino acid is located at the peptide's N-terminal end? b.…

A: Glycine is smallest amino acid. It is optically inactive due to lack chiral carbon. Glycine don't…

Q: Why is it no longer considered necessary to determine the Nterminal amino acid of a protein as a…

A: N-terminal amino acid : The N-terminal is the start of a protein or polypeptide referring to the…

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: Why is it important to identify the N-terminal residue(s) of a protein?

A: Protein is composed of a long chain of amino acids, which are joined by a peptide bond. These…

Q: How Is the Primary Structure of a ProteinDetermined?

A: The proteins are synthesized from the mRNA which carries the genetic information of the DNA. These…

Q: What are the properties of amino acid end?

A: Amino acids are the building block of proteins.

Q: How many charged functional groups will be found on serine at physiological pH?

A: The chemistry of amino acids is complicated because there is a -NH2 group, which is a base and a…

Q: Most proteins contain more than 100 amino acid residues. If you decided to synthesize a “100-mer,”…

A: Protein is a macronutrient that is essential to building muscle mass.

Q: How is the primary structure of a polypeptide chain is determined?

A: Polypeptide chains are form by the chain of amino acids

Q: What two factors determine the primary structure of a polypeptidechain?

A: The linear amino acid sequence within a protein is called the primary structure of the protein.…

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: What are intrinsically disordered proteins?

A: Intrinsically disordered proteins are large and functionally important class of proteins.

Q: Draw isoleucine and identify any chiral carbon atoms with arrows.

A: Isoleucine is an alpha amino acid that contains alpha amino group, an alpha carboxyl group, and a…

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

A: The only amino acid in this compound is a phenyl alanine (enclosed within circle).

Q: Why are gyrase and helicase required?

A: DNA replication is the process by which a double stranded DNA molecule is copied to produce two DNA…

Q: What is the two factors determining the primary structure of a polypeptide chain

A: The factors that determine the primary structure of the polypeptide chain include peptide bonds and…

Q: What is the difference between the terms polypeptide and protein?

A: Polypeptide and protein both are formed from the amino-acids.

Q: What are truncated polypeptides?

A: Polypeptides are the long chain of amino acids connected together via peptide bonds. The peptide…

Q: If guanine, found in the first base triplet, is removed, explain how this would affect the structure…

A: The bases in the template strand of the DNA decide the bases in the strand of mRNA or messenger RNA…

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: How does the R group affect the solubility of polypeptides?

A: The class of organic compounds is represented by R groups which consist of a carbon or hydrogen atom…

Q: For determining the crystal structure, a short sequence of histidine residues is sometimes attached…

A: A polyhistidine tag is an amino acid motif in proteins that typically consists of at least six…

Q: What is the pI for histadine?

A: The pI (isoelectric point) is also known as the isoionic point. It is that pH (potential of…

Q: Do all sugars have at least one chiral center?

A: The carbon to which 4 different groups are attached is known as chiral carbon. Most substances that…

Q: What is meant by a conditional amino acid?

A: Amino acids are required for the synthesis of peptides and proteins inside the cell. Proteins play a…

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: 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: Is this an L or a D amino acid? Explain.

A: Amino acids are the building blocks of proteins which are composed of amino group (NH3+), carboxyl…

Q: There are a total of six different amino acid sequences for a tripeptide containing one molecule…

A: Any peptide that is obtained by a set of three amino acids joined together is known as a tripeptide.…

Q: A ___ is a polymer made up of amino acid monomers?

A: A polymer is a substance that consists of large molecules composed of many repeating subunits…

Q: Is oligonucleotide a protein?

A: The nucleotide is a building block of nucleic acids that is DNA and RNA. The base, phosphoric acid,…

Q: How do the "R" groups of amino acids contribute to the 3-D shape?

A: The R-groups of amino acids, also known as the side chain, confer various chemical properties to…

Q: What is the resulting polypeptide: _______________________________________________________?

A: Introduction  Gene expression can only occur when the Gene is transcribed into mRNA and then this…

Q: How many amino acids are in a 62 Angstrom long Alpha helix?

A: Given that, In an alpha-helix, the axial length is 62 angstrom. Number of amino acids in this 62…

Q: What's atropisomer?

A: Introduction :- Atropisomers are stereoisomers formed by impeded rotation around a single bond, when…

Q: Given the polypeptide chain below: Ala-Arg-Val-His-Asp-Gln 1. What kind of polypeptide is it? 2.…

A: The organic molecule is comprised of two functional groups that are an amino group and the carboxyl…

Q: What is meant by the term polypeptide backbone?

A: A series of amino acids joined by peptide bonds form a polypeptide chain and each amino acid unit in…

Q: The common naturally occurring form of cysteine has a chirality center that is named (R), however;…

A: Generally all other amino acids naturally found in nature in the form of S configuration with the…

Q: Would you expect cross-linking to play a role in the structure of polysaccharides? If so, how would…

A: Polysaccharides are the most abundant carbohydrates which play a major role in storing sugar and…

Q: What structural consideration prevents the bases A and G from forming a complementary base pair?

A: Adenine and guanine are purines which have two rings in their structure. In DNA, one pair has a…

Q: The three-dimensional structure of a polypeptide resulting due to bonds between the R groups of side…

A: There are four types of structures for proteins and polypeptides. One is the primary structure which…

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: 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: Can a conjugated protein be also a monomeric protein?

A: Proteins are one of the macromolecules present in the human body. Proteins are made of amino acids.…

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.