L-aspartic acid (D)

Side chain polarity Reset
Display the side chain carboxyl group as Ball & Stick.

Some facts on L-aspartic acid.

1. Abbreviation: Asp.
2. One-letter code: D, (near A).
3. Molecular mass: 133 daltons.
4. Side chain (or R-group) features:
   • Structural formula:
     
   • Formula: -CH₂-COO^-;
   • Category: polar; acidic.
   • pK_a: 3.9.