"Amino acids are like letters, and proteins are like words. There are many ways to put letters together to make words, and each word has a different function, a different place in the language. The protein you eat is broken down into individual amino acids in the digestive system, and then different cells take the ones they need and recombine these amino acids into the proteins that make up your body. Picture a Scrabble board full of words. Then imagine the tiles getting dumped, mixed up, and reassembled into new words."
"Protein Targeting, Transport,
This comparison appears on page
241 of the linked book. "Instead
proteins destined for chloroplasts
are like people trying to reach
work during rush hour."
METAMIA is a free database of analogy and metaphor. Anyone can contribute or search. The subject matter can be anything. Science is popular, but poetry is encouraged. The goal is to integrate our fluid muses with the stark literalism of a relational database. Metamia is like a girdle for your muses, a cognitive girdle.