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Questions tagged [proteins]

Biopolymers consisting of amino acids that fold into 3D shapes and perform a large number of functions in living organisms.

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Life cycle of proteins

I try to get a picture of the life cycle of a protein (considered as a specific molecule). This is how I can imagine it: After the cell is born a protein molecule is synthesized by gene expression ...
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Does protein structure depend on phylogeny? [closed]

Proteins have two basic secondary structure forms - beta strand and alpha helix. Do these depend on the organism or do the two forms exist for every protein? For tertiary and quaternary structure: do ...