PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 34727522-1 2021 Stomata are the pores in the epidermal surface of plant leaves that regulate the exchange of water and CO2 with the environment thus controlling leaf gas exchange.1 In the model dicot plant Arabidopsis thaliana, the transcription factors SPEECHLESS (SPCH) and MUTE sequentially control formative divisions in the stomatal lineage by forming heterodimers with ICE1.2 SPCH regulates entry into the stomatal lineage and its stability or activity is regulated by a mitogen-activated protein kinase (MAPK) signaling cascade, mediated by its interaction with ICE1.3-6 This MAPK pathway is regulated by extracellular epidermal patterning factor (EPFs) peptides, which bind a transmembrane receptor complex to inhibit (EPF1 and EPF2) or promote (STOMAGEN/EPFL9) stomatal development.7-9 MUTE controls the transition to guard mother cell identity and is regulated by the HD-ZIP transcription factor HDG2, which is expressed exclusively in stomatal lineage cells.10,11 Light signals acting through phytochrome and cryptochrome photoreceptors positively regulate stomatal development in response to increased irradiance.12,13 Here we report that stomatal development is also regulated by the redox state of the photosynthetic electron transport chain (PETC). Water 93-98 epidermal patterning factor 1 Arabidopsis thaliana 711-715 33193542-10 2020 Cumulative CO2 assimilation in ST-OX and epf1 was 57.6 and 78.8% higher than WT attributable to faster A induction with reduction of water use efficiency (WUE). Water 133-138 epidermal patterning factor 1 Arabidopsis thaliana 41-45