ELI5: Explain Like I'm 5

Patterson function

Hello little one! Today, let's talk about something called the patterson function. Imagine you have built a huge puzzle out of tiny pieces and you want to know how the pieces fit together. The patterson function is like a special tool that helps you figure that out!

Now, let's break it down. When you look at a puzzle piece, you notice that it has different colors and shapes on it. Similarly, when you look at the atoms in a molecule, you see them in different positions (just like puzzle pieces). The patterson function is a way to figure out how these atoms are arranged in a molecule.

When scientists take a picture of a molecule, they don't always get a clear image of the atoms. This is because the atoms are very tiny and the picture is taken in 2 dimensions. The patterson function helps reconstruct the 3D shape of the molecule by looking at the patterns that the atoms make.

Now imagine you have a flashlight and you shine it on the puzzle pieces. The light creates shadows that give you a better idea of how the pieces fit together. Similarly, the patterson function uses math to calculate the shadows that the atoms cast on each other. By analyzing these shadows, scientists can reconstruct the 3D shape of the molecule.

So, in a nutshell, the patterson function is a tool that helps scientists figure out how atoms are arranged in a molecule by analyzing the shadows they cast on each other. Just like a puzzle, it helps put the pieces together and create the complete picture!