Jasmonic acid needs to be conjugated first to an amino acid (here: isoleucine) to bind to COI1 as part of a SCFCOI1 protein complex. This complex targets JAZ, a repressor of transcriptio

TLS Online TPP Program

#Id: 10251

#Unit 6. System Physiology – Plant

The pyrabactin resistance (PYR)/PYR‐related (PYL)/regulatory

component of ABA receptor (RCAR) family of ABA receptors (PYR/PYL/RCAR protein family) have ABA‐binding activity

TLS Online TPP Program

#Id: 10252

#Unit 6. System Physiology – Plant

A signaling complex of PYR/PYL/RCAR, PP2C, and SnRK2 is important for ABA perception and the initial signal transduction process.

TLS Online TPP Program

#Id: 10253

#Unit 6. System Physiology – Plant

PYR/PYL/RCARs function as cytoplasmic ABA receptors and inhibit PP2C‐mediated inactivation of SnRK2 in an ABA‐dependent manner

TLS Online TPP Program

#Id: 10254

#Unit 6. System Physiology – Plant

SnRK2s are activated by dehydration, salinity, and ABA

TLS Online TPP Program

#Id: 10255

#Unit 6. System Physiology – Plant

The synthesis of Group 3 D‐7 family* LEA proteins, storage proteins, and lipids is promoted by ABA

TLS Online TPP Program

#Id: 10256

#Unit 6. System Physiology – Plant

Precocious germination in the ABA-deficient vp14 mutant of maize. The VP14 protein catalyzes the cleavage of 9-cis-epoxycarotenoids to form xanthoxal, a precursor of ABA.