Robuta

https://www.ebi.ac.uk/chebi/CHEBI:26932 tetrapyrrole (CHEBI:26932) A natural pigment containing four pyrrole rings joined by one-carbon units linking position 2 of one pyrrole ring to position 5 of the next. chebi https://www.frontiersin.org/journals/plant-science/articles/10.3389/fpls.2016.01300/full Frontiers | Transcriptional Regulation of Tetrapyrrole Biosynthetic Genes Explains Abscisic... Abscisic acid (ABA), a pivotal phytohormone that is synthesized in response to abiotic stresses and other environmental changes, induces various physiologica... frontiersregulationgenesexplains