A 3D illustration of a protein molecule.
Science

Amino Acid and the Structure of Proteins

February 6, 2023

All proteins are chains of amino acids which have four attachments. These are hydrogen, a carboxyl group, an amine group and a side group. They each influence its structure considerably. […]

A 3D illustration of janus kinase 1 protein.
Science

Variation in Protein Structures and Shapes

February 5, 2023

With only 20 different amino acids to combine with, the variety of proteins is staggering. Even if only 12 out of the 20 amino acids combine, it would result in 40 billion different peptides and an infinite number of protein structures. […]

An illustration of a chain of amino acid.
Science

Amino Acids and the Formation of Peptide Bonds

February 5, 2023

A peptide bond is formed when the carboxyl group on one amino acid comes into contact with the amine group on another amino acid. What replaces it is a C-N bond, linking those two amino acids together. […]

A render of a fat cell
Science

How Lipids Form Cell Membranes

February 4, 2023

Fats, oils, and waxes belong to a great type of biomolecule: lipids. Insoluble in water, they can form cell membranes and function in various other roles. […]

Crystal structure of cellulose
Science

The Different Types of Carbohydrates

February 4, 2023

Carbohydrates, the most abundant biomolecules, play a major role in every living thing. From monosaccharides to polysaccharides, these are all carbon-based molecules. […]

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