Amino Acids
Terms
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- Isoleucine
- H--C--CH₃, CH₂, CH₃; Nonpolar, aliphatic R group; Ile, I;
- Cysteine
- CH₂, SH; Polar, uncharged R groups; Cys, C; R-group pKr 8.18
- Tryptophan
- CH₂, C=CH, partial carbon ring--NH, carbon ring; Aromatic R groups; Trp, W
- Tyrosine
- CH₂, carbon ring, OH; Aromatic R groups; Try, Y; R-group pKr 10.07;
- Glutamate
- CH₂, CH₂, COO-; Negatively charged R groups; Glu, E; R-group pKr 4.25
- Threonine
- H--C--OH, CH₃; Polar, uncharged R groups; Thr, T;
- Glycine
- H; Nonpolar, aliphatic R group; Gly, G;
- Alanine
- CH₃; Nonpolar, aliphatic R group; Ala, A;
- Phenylalanine
- CH₂, carbon ring; Aromatic R groups; Phe, F;
- Aspartate
- CH₂, COO-; Negatively charged R groups; Asp, D; R-group pKr 3.65
- Lysine
- CH₂, CH₂, CH₂, CH₂, +NH₃; Positively charged R groups; Lys, K; R-group pKr 10.53
- Histidine
- CH₂, C--NH,CH,N, CN (odd); Positively charged R groups; His, H; R-group pKr 6.00
- Serine
- CH₂OH; Polar, uncharged R groups; Ser, S
- Asparagine
- CH₂, C--H₂N=O; Polar, uncharged R groups; Asn, N
- Methionine
- CH₂, CH₂, S, CH₃; Nonpolar, aliphatic R group; Met, M;
- Glutamine
- CH₂, CH₂, C₂--H₂N=O; Polar, uncharged R groups; Gln, Q;
- Proline
- H₂C (off the H₂N)--CH₂--CH₂; Nonpolar, aliphatic R group; Pro, P;
- Arginine
- CH₂, CH₂, CH₂, NH, C=+NH₂, NH₂; Positively charged R groups; Arg, R; 12.48
- Valine
- CH, CH₃--CH₃; Nonpolar, aliphatic R group; Val, V;
- Leucine
- CH₂, CH, CH₃--CH₃; Nonpolar, aliphatic R group; Leu, L;