Busy. Please wait.

show password
Forgot Password?

Don't have an account?  Sign up 

Username is available taken
show password


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.
We do not share your email address with others. It is only used to allow you to reset your password. For details read our Privacy Policy and Terms of Service.

Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.

Remove ads
Don't know
remaining cards
To flip the current card, click it or press the Spacebar key.  To move the current card to one of the three colored boxes, click on the box.  You may also press the UP ARROW key to move the card to the "Know" box, the DOWN ARROW key to move the card to the "Don't know" box, or the RIGHT ARROW key to move the card to the Remaining box.  You may also click on the card displayed in any of the three boxes to bring that card back to the center.

Pass complete!

"Know" box contains:
Time elapsed:
restart all cards

Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how

Amino Acids

Stucture, Abbrev, polarity,function,pearls

Amino AcidThree Letter AbreviationOne letter abreviationStructurePolar,Non-Polar,IonicSide Chain CommentsEssential, Non-Essential
Glycine Gly G H + AA Non-Polar Smallest, Achiral, Optically Inactive Non-Essential
Alanine Ala A CH3 + AA Non-Polar Second smallest aa, D Ala occurs in bacterial cell walls and some peptides Non-Essential
Valine Val V (CH3)2-CH + AA Non-Polar More hydrophobic d/t incr C in R grp Essential
Leucine Leu L (CH3)2-CH-CH2 +AA Non-Polar Isomeric with Isoleucine Essential
Isoleucine Ile I CH3-CH2-CH(CH3) + AA Non-Polar Isomeric with Luecine, Has extra Chiral center Essential
Proline Pro P NH-CH2-CH2-CH2 + AA Non-Polar Forms tertiary amide bonds Non-Essential
Phenylanine Phe F Ph-CH2 + AA Non-Polar Aromatic Essential
Methionine Met M CH3-S-CH2-CH2 + AA Non-Polar Contains Sulfur (S) Essential
Serine Ser S HO-CH2 +AA Polar Contains Hydroxyl (-OH) Non-Essential
Threonine Thr T CH3-CH(OH) +AA Polar Contains Hydroxyl (-OH), two chiral carbons Essential
Created by: jes56