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Amino acids
identify characteristics
| Amino acid name | Three-letter abrv. | One-letter abrv. | Side chain |
|---|---|---|---|
| Alanine | Ala | A | —CH₃ |
| Glycine | Gly | G | —H |
| Isoleucine | Ile | I | —CH—CH₂—CH₃ .....| ....CH₃ |
| Leucine | Leu | L | —CH₂—CH—CH₃ ..................| .................CH₃ |
| Methionine | Met | M | —CH₂—CH₂—S—CH₃ |
| Valine | Val | V | —CH—CH₃ .....| ....CH₃ |
| Proline | Pro | P | .......|................| H₂C—CH—CH₂ |
| Phenylalanine | Phe | F | —CH₂—⌬ |
| Tryptophan | Trp | W | —CH₂—⬠⌬.....(*NH*missing) |
| Asparagine | Asn | N | ..................O ..................∥ —CH₂—C—NH₂ |
| Tyrosine | Tyr | Y | —CH₂—⌬-OH |
| Cysteine | Cys | C | —CH₂—SH |
| Serine | Ser | S | —CH₂—OH |
| Threonine | Thr | T | —CH—CH₃ ....| ...OH |
| Aspartic acid | Asp | D | ..................O ..................∥ —CH₂—C—OH |
| Glutamic acid | Glu | E | ...............................O ...............................∥ —CH₂—CH₂—C—OH |
| Arginine | Arg | R | ...................................................⊕NH₂ .......................................................∥ —CH₂—CH₂—CH₂—NH—C—NH₂ |
| Histidine | His | H | —⭔ (—NH—) & (—⊕NH=)...missing |
| Lysine | Lys | K | —CH₂—CH₂—CH₂—CH₂—NH₃⊕ |
| Glutamine | Gln | Q | ...............................O ...............................∥ —CH₂—CH₂—C—NH₂ |