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Cell-bio

Protein Chemistry

QuestionAnswer
what determines the form and function of proteins the linear sequence of a protein
a protein structure that can be determined using experimental techniques primary structure
peptide bond Can be broken with ___ or ____ at high temperature. acid/base
A polypeptide composed of valine, glycine, and leucine, from left to right respectively, is named valylglycylleucine
polypeptide chains must be separated using denaturing agents
denaturing agents disrupt non-covalent bonds
__ are regular, three-dimensional arrangements found within a protein as adjacent amino acids interact secondary structures
secondary structure include alpha - helices , beta-sheets, beta bends
a spiral protein structure with polypeptide backbone alpha helix amino acid side-chains extend outwards
___ is 100% alpha helical and very rigid keratin , rigid due to disulfide bonds hemoglobin is 80% , and flexible , globular
amino acids that disrupt the alpha-helix proline, charged amino acids , tryptophan , valine , isoleucine
all peptide components of ____ protein structure engage in H-bonding ; appears "pleated". beta-sheet
a protein with more than one polypeptide multimeric proteins
Created by: jemalk
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