Ubiquitin ligase HcPUB30 targets HcWRKY1 to regulate monoterpenoids synthesis in Hedychium coronarium
Ting Gao, Di Huang, Yunyi Yu, Hao Liu, Yuechong Yue, Shuting Zhou, Yanping Fan, Xinyue Li · 2026
Read Ubiquitin ligase HcPUB30 targets HcWRKY1 to regulate monoterpenoids synthesis in Hedychium coronarium by Ting Gao, Di Huang, Yunyi Yu, Hao Liu, Yuechong Yue, Shuting Zhou, Yanping Fan, Xinyue Li (2026) in the Tower of Babel, a free online library of public-domain works preserved in clean, searchable text. No sign-up. The full text is served as a plain-text file at a predictable URL, where text is present: https://antarctic-labs.com/tower-of-babel/PMC13543630.txt.
Description
Ting Gao and colleagues published a 2026 study of how the fragrant ginger lily Hedychium coronarium controls its scent, focusing on a ubiquitin ligase, an enzyme that tags proteins for disposal. An earlier finding showed a transcription factor, HcWRKY1, switches on the gene making the flower's main scent chemicals. Screening the ligase family produced seven candidates, and interaction tests singled out HcPUB30 as the one that physically binds that factor.
Laboratory assays confirmed the ligase tags the factor and sends it to the cell's shredder. The ligase peaks in petals as flowers fade. Silencing it in petals unexpectedly lowered scent output and lowered the factor's gene activity too, a twist suggesting feedback in the circuit. Scent, this work shows, is governed not just by which switches exist but by how fast they are thrown away.
Catalog record
| CREATOR | Ting Gao, Di Huang, Yunyi Yu, Hao Liu, Yuechong Yue, Shuting Zhou, Yanping Fan, Xinyue Li |
|---|---|
| YEAR | 2026 |
| COLLECTION | PAPERS |
| FORMAT | TXT |
| FILE SIZE | 69348 |
| LICENSE | https://creativecommons.org/licenses/by/4.0 |
| RIGHTS | CC BY |
| SOURCE | Europe PMC |