Where does “polyproline” come from?
polyproline (English) comes from English proline, from English pyrrolidine, from English pyrrole, from German Pyrrol, from Ancient Greek πυρρός, from Ancient Greek πῦρ, from Proto-Indo-European péh₂wr̥ — bonfire; spelt.
polyproline (English): A sequence of several proline residues in a...
Definitions
- A sequence of several proline residues in a...
Ancestry of “polyproline”, step by step
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | English | proline | A nonessential amino acid CHNO found in most... |
| 2 | English | pyrrolidine | Any of a class of heterocyclic amines having a... |
| 3 | English | pyrrole | Any of a class of aromatic heterocyclic compounds... |
| 4 | German | Pyrrol | pyrrole |
| 5 | Ancient Greek | πυρρός | flame-coloured, yellowish-red; red-haired,... |
| 6 | Ancient Greek | πῦρ | a fire; lightning; a fever |
| 7 | Proto-Indo-European | péh₂wr̥ | bonfire; spelt |