sentence: Biochemists often draw a picture of an enzyme to use as a visual aid or map of the enzyme.
sentences_after: This is hard to do because there may be hundreds or thousands of atoms in an enzyme. Biochemists can not draw all this detail. Instead, they use ribbon models as pictures of enzymes. Ribbon models can show the shape of an enzyme without having to draw every atom.
concept_name: biochemist
headings: Enzyme Enzyme structure
categories: Biochemistry Molecular biology