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Proline: Quiz


Question 1: This is because proline residues are exclusively synthesized in the ________ as the trans isomer form.
Cell nucleusMitochondrionCell (biology)Ribosome

Question 2: Severe diseases such as ________ can result from defects in this hydroxylation, e.g., mutations in the enzyme prolyl hydroxylase or lack of the necessary ascorbate (vitamin C) cofactor.
ScurvyObesityChildhood obesityIron deficiency (medicine)

Question 3:
What is Proline also known as?
Pyrrolidine-2-carboxylic acid
prussic acid

Question 4: Proline is biosynthetically derived from the amino acid L-________ and its immediate precursor is the imino acid (S)-1-pyrroline-5-carboxylate (P5C).
Nitrous oxideGlutamic acidDizocilpineGlutamine

Question 5: Proline (abbreviated as Pro or P) is an α-amino acid, one of the twenty ________-encoded amino acids.

Question 6: Proline is one of the two amino acids that do not follow along with the typical Ramachandran plot, along with ________.
AlanineGlutamic acidGlycineSerine

Question 7: Its ________ are CCU, CCC, CCA, and CCG.
Genetic codeDNAProteinAmino acid

Question 8: For more online resources and references, see ________.
Fumarase deficiencyICD-10 Chapter IV: Endocrine, nutritional and metabolic diseasesPancreatic diseaseInborn error of metabolism

Question 9: The CBS reduction and proline catalysed ________ are prominent examples.
Aldol reactionAldol condensationAldehydeAcetic acid

Question 10: All organisms possess prolyl isomerase enzymes to catalyze this isomerization, and some ________ have specialized prolyl isomerases associated with the ribosome.
BacteriaGram-positive bacteriaCorynebacteriumGram-negative bacteria

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