This article was originally published with the title “ The Three-Dimensional Structure of an Enzyme Molecule ” in Scientific American Magazine Vol. 215 No. 5 (November 1966), p. 78 doi:10.1038 ...

The dot and cross diagram shows that a water molecule is made up of one oxygen atom joined to two ... so a triple bond forms between them. The structure of nitrogen is N≡N, showing that it ...

The structure of a vancomycin biosynthetic enzyme in complex with a substrate analog, and with molecular oxygen bound in its active site, supports the idea that cofactor-independent oxygenases act ...

This particle diagram represents water or, to use its chemical formula, H₂O which is a compound of the elements hydrogen and oxygen. In one molecule of water, there are two hydrogen atoms and ...