Amino Acids pKa Values Flashcards
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Questions and Answers

What is the pKa value of Tryptophan?

No pKa value

What is the pKa range for Serine?

15 to 17

What is the pKa range for Threonine?

15 to 17

What is the pKa value of Cysteine?

<p>8</p> Signup and view all the answers

What is the pKa value of Tyrosine?

<p>10</p> Signup and view all the answers

What is the pKa value of Asparagine?

<p>No pKa value</p> Signup and view all the answers

What is the pKa value of Glutamine?

<p>No pKa value</p> Signup and view all the answers

What is the pKa value of Aspartate?

<p>3.6</p> Signup and view all the answers

What is the pKa value of Glutamate?

<p>4.3</p> Signup and view all the answers

What is the pKa value of Lysine?

<p>10.5</p> Signup and view all the answers

What is the pKa value of Arginine?

<p>12.5</p> Signup and view all the answers

What is the pKa value of Histidine?

<p>6</p> Signup and view all the answers

Flashcards

pKa value of Tryptophan

Tryptophan does not have a defined pKa value.

pKa range for Serine

The pKa range for Serine is between 15 and 17.

pKa range for Threonine

The pKa range for Threonine is between 15 and 17.

pKa value of Cysteine

Cysteine has a pKa value of 8.

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pKa value of Tyrosine

Tyrosine has a pKa value of 10.

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pKa value of Asparagine

Asparagine does not have a defined pKa value.

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pKa value of Glutamine

Glutamine does not have a defined pKa value.

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pKa value of Aspartate

Aspartate has a pKa value of 3.6.

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pKa value of Glutamate

Glutamate has a pKa value of 4.3.

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pKa value of Lysine

Lysine has a pKa value of 10.5.

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pKa value of Arginine

Arginine has a pKa value of 12.5.

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pKa value of Histidine

Histidine has a pKa value of 6.

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Study Notes

Tryptophan

  • No pKa value is associated with Tryptophan.
  • Abbreviated as Trp, categorized as nonpolar.

Serine

  • pKa ranges between 15 and 17.
  • Abbreviated as Ser, belongs to the polar category.

Threonine

  • pKa also falls between 15 and 17, slightly higher than serine due to the presence of an additional electron-donating group (EDG).
  • Abbreviated as Thr, identified as polar.

Cysteine

  • Has a pKa value of 8.
  • Abbreviated as Cys, classified as polar.

Tyrosine

  • pKa is 10.
  • Abbreviated as Tyr, falls under the polar classification.

Asparagine

  • No pKa value is available for Asparagine.
  • Abbreviated as Asn, recognized as polar.

Glutamine

  • No pKa value associated with Glutamine.
  • Abbreviated as Gln, also categorized as polar.

Aspartate

  • Exhibits a pKa value of 3.6.
  • Abbreviated as Asp, categorized as negatively charged.

Glutamate

  • Has a pKa value of 4.3.
  • Abbreviated as Glu, also classified as negatively charged.

Lysine

  • pKa is measured at 10.5.
  • Abbreviated as Lys, classified as positively charged.

Arginine

  • Displays a pKa of 12.5.
  • Abbreviated as Arg, also recognized as positively charged.

Histidine

  • pKa value is 6.
  • Abbreviated as His, categorized as positively charged.

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Test your knowledge on amino acids and their pKa values with these flashcards. Each card features a specific amino acid along with its pKa range and polarity classification. Perfect for students studying biochemistry or molecular biology.

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