Multiple Choice
Which is NOT true of a cellular protein with an acidic isoelectric point?
A) Its pI (isoelectric point) is likely at pH 1 or 2
B) It contains more anionic amino acid residues than cationic amino acid residues
C) At neutral pH, its carboxyl groups would be deprotonated
D) It would bind to a positively charged ion-exchange resin
E) It would be best to use an anion exchange resin to separate this cellular protein
Correct Answer:
Verified
Correct Answer:
Verified
Q47: In size exclusion chromatography, resins with small
Q48: Ion exchange chromatography<br>I. separates proteins from a
Q49: One problem with producing biologics in cells
Q50: The hydrodynamic radius may complicate the planned
Q51: London dispersion forces, a type of van
Q52: Carboxymethyl (CM) ion-exchange resin<br>A) bears a positive
Q53: Hydrogen bonds are strongest when<br>A) an electropositive
Q54: A C-8 column would preferentially bind<br>A) strongly
Q55: Ultrafiltration is a combination of<br>A) ion-exchange and
Q56: A biotinylated protein likely will not be