Flagelin 22
CAS No.: 304642-91-9
- Molecular Formula: C₆₆H₁₄₃N₂₁O₈
- Molecular Weight: 1359.0 g/mol
Chemical type
- Peptide-based pathogen-associated molecular pattern (PAMP)
- Bacterial-derived signalling peptide
Key properties
- 22–amino-acid conserved fragment of bacterial flagellin
- Recognised by plant pattern-recognition receptors
- Triggers immune-related Ca²⁺ signalling without growth inhibition
- Induction of PAMP-triggered immunity (PTI)
- Activation of immune-specific signalling pathways
- Comparative biotic stressor against abiotic stress (PEG, NaCl)
Classification by use
- Chemicals used to trigger plant immune responses
- Chemicals used as biological signalling probes
- Chemicals used in plant–pathogen interaction studies
A trustworthy factory and manufacturer
- Ca2+ and ROS signalling exhibit divergent root-specific dynamics in Arabidopsis responses to abiotic stress and PAMPs, Current Plant Biology, Volume 45, January 2026, 100571
