Vital Signs: histidine, phenylalanine, proline, methionine, lysine

Amino acids join together to make proteins and thus are the basic building blocks of life. Here five amino acids have been carefully crystallised and then viewed with a Differential Contrast Microscope at 100x magnification. Each one seems to crystallise into its own unique signature reflecting the different properties and characteristics of each compound. There a 20 common amino acids so 15 more to go!

Histidine

Histidine

Histidine

Histidine

Histidine

Histidine

Histidine

Histidine

Lysine

Lysine

Lysine

Lysine

Lysine

Lysine

Lysine

Lysine

Lysine

Lysine

Methionine

Methionine

Methionine

Methionine

Phenylalanine

Phenylalanine

Phenylalanine

Phenylalanine

Proline

Proline

Proline

Proline

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