# PKZILLA

> English word · Noun

## Definitions
1. Prymnesin, a family of proteins.
2. Any protein in this family.

## Etymology
From Initialism of poly- + ketide + -zilla. From being a very large polyketide synthase enzyme. At the time of discovery, PKZILLA-1, the first PKZILLA discovered, discovered in Prymnesium parvum, became the largest protein known, greatly exceeding the size of the prior largest, titin.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/pkzilla