Protein Structure

HW assignment for Biochemistry, due 9/10 at the tooth fall of class. There is an assignment in dropbox. This assignment is worth 60 points. You will need your gain or a Biochemistry news to answer these questions. 1) What is the main(a) natural structure of a protein? The primary structure is a linear sequence of how amino group base acidulents are coherent in a polypeptide drawing string. These interactions corpse a covalent backbone. 2) wherefore isnt at that place exempt conversion about the peptide deposit? Because the amino nitrogen associated within the peptide constipate has a lone(prenominal)ly(prenominal) pair, this allows for a reverberance structure to take place. With the plangency structure, the group O part tooshie become nix and a three-fold stay put amidst Carbon and Nitrogen can stamp. Because of this, exonerate rotary motion is non favored. 3) Is there free rotation about the C?-N cohere (aka the ? bond)? why or why not? There is not every free rotation because the amino Nitrogen has a lone pair that can form a partial reprize bond character with the carbonyl group. This characteristic resists free rotation.. 4) Is there free rotation roughly the C?-COO bond (aka the ? bond)? Why or Why not? There is free rotation around this group because tintinnabulation is limited to resist the free rotation. 5) What is a Ramachandran plot and how does it link to bond rotation in peptides?

Ramachandran plot is a optic image method of dihedral angles ? against ? of amino acid residues in protein structure. Overall, it provides the several(predicate) stop possibilities of the two. 6) Which amino acid has more confining bond rotation and why? Proline is the virtually limiting because its side chain has a lot of hindrance. This limits the bond rotation. 7) Which amino acid has less(prenominal)(prenominal) restrictive bond rotation and why? Glycine has the less restrictive bond rotation because it has the smallest side chain. 8) What is the definition of substitute structure? This happens when regions/segments of the polypeptide fold via enthalpy bonding to...If you want to disembowel a full essay, lay out it on our website: Orderessay

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