The structural classification of proteins (based on motifs) is based primarily on theirO amino acid sequences○ evolutionary relationshipsO cellular functions○ secondary structure content and arrangementO subunit content and arrangement

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Answered: The structural classification of…

Ebk:Nutrition & Diet Therapy

10th Edition

ISBN:9780357391747

Author:DEBRUYNE

Publisher:DEBRUYNE

Chapter5: Protein

Section: Chapter Questions

Problem 2SC

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Similar questions

Which of the following levels of protein structure may be affected by hydrogen bonding? (a) primary and secondary (b) primary and tertiary (c) secondary, tertiary, and quaternary (d) primary, secondary, and tertiary (e) primary, secondary, tertiary, and quaternary
What kinds of bonds often control the shape (or tertiary form) of large molecules such as proteins? a. hydrogen b. ionic c. covalent d. inert e. single
The bonds that are important inthe secondary structure of a protein are a)hydrogen bonds b.peptide bonds c.hydrophobic interaction d.salt bridges e.disulfide bonds
Which levels of protein structure are determined by primary structure (i.e. the specific amino acid sequence beginning at the amino terminus of the polypeptide)? Mark all that apply. 1. secondary structure (alpha helices and/or beta sheets) 2. tertiary structure (the folded, three-dimensional shape of a protein) 3. amino acids 4. peptide bonds
The substitution of one amino acid for another in a polypeptide chain can affect the __________ of the resulting protein. A) primary structure B) secondary structure C) tertiary structure D) quaternary structure E) all levels of protein structure can be affected by substituting one amino acid for another.
Proteins are synthesized by a reaction called__________synthesis, which releases______________ . Subunits of proteins are called________ . The sequence of protein subunits is called the_________ structure of the protein. Two regular configurations of secondary protein structure are__________ and________ . When a protein’s secondary or higher-order structure is destroyed, the protein is said to be__________ .
What is one of the determining factors in the three-dimensional structure of a protein? A.The location of alpha sheets and beta propellersB.The presence of another proteinC.The location of hydrophobic and hydrophilic amino acidsD.The presence of nucleic acids such as DNA
when a protein has achieved the _______ level of protein structure, it takes on a 3d shape due to the r group interactions. primary secondary tertiary quaternary
Which of the following describes a primary protein structure?A) Protein structure maintained by disulfide linkages.B) Amino acid sequence maintained by peptide bonds.C) Protein chains maintained by interactions of peptide backbones like an α-helix.D) Arrangement of multiple protein subunits.E) Protein structure maintained through multiple hydrogen bonds.
What maintains the secondary structure of protein: A) peptide bond. B) Hydrogen bonds between the amino group of one peptide bond and the carboxyl group of another peptide bond. C) Hydrogen bonds between the R group of one amino acid and the carboxyl group og another peptide bond. D) disulfide bonds. E) Hydrophobic interactions.
The protein's secondary structure provide the overall arrangement of atoms. True or false
In order to study protein structures and functions, many protein techniques have been developed for specific applications. Which of the following pair of technique: application is INCORRECT? a. Mass Spectrometry: protein molecular weight b. SDS-PAGE: protein structure c. X-ray crystallography: protein structure d. NMR: protein structure e. Peptide mass fingerprinting: protein presence and identification

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The structural classification of proteins (based on motifs) is based primarily on their O amino acid sequences ○ evolutionary relationships O cellular functions ○ secondary structure content and arrangement O subunit content and arrangement