NISONLINE releases periodically free scientific and biomedical images. These images are licensed under the CC BY-SA 4.0 Attribution-ShareAlike 4.0 International License:
NISONLINE releases periodically free scientific and biomedical images. These images are licensed under the CC BY-SA 4.0 Attribution-ShareAlike 4.0 International License:
L-Tyrosine is a non-essential amino acid with a polar side group. Some of the tyrosine residues can be tagged (at the hydroxyl group) with a phosphate group (phosphorylated) by protein kinases. Tyrosine phosphorylation is considered to be one of the key steps in signal transduction and regulation of enzymatic activity
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