Use Your Knowledge of Amino Acid Characteristics to Order the Peptides

question 34

Essay

Use your knowledge of amino acid characteristics to order the peptides below according to the net charge contributed by their side chains at physiological pH (~pH₇).Each peptide contains eight amino acids.Use the single-letter amino acid designations to generate your list, placing the most negatively charged peptide on the left and the most positively charged peptide on the right.In addition, for each peptide, list the total number of positive and negative charges.Remember that, at neutral pH, the amino terminus carries a positive charge and the carboxyl terminus carries a negative charge.
A.YGAKKRA
B.ARRKSTRK
C.DERKQNST
D.DDAEIYSA
E.NQSTYEEG

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Definitions:

Eating Behaviour

The patterns, habits, and attitudes towards food intake and the choice of foods.

Affective Neuroscience

A field of study focusing on the neural mechanisms of emotion, seeking to understand how brain processes are related to emotional experiences and behaviors.

Highly Anxious

Describes individuals who consistently experience high levels of anxiety, which can interfere with daily activities.

Amygdala

A part of the brain involved in processing emotions, especially fear, and plays a role in memory formation.