1.14.11.13 gibberellin + 2-oxoglutarate + O2 - 1.14.11.13 gibberellin + 2-oxoglutarate + O2 catabolization of biologically active gibberellin 1.14.11.13 gibberellin + 2-oxoglutarate + O2 gibberellin 12 and 53 1.14.11.13 gibberellin + 2-oxoglutarate + O2 + ? - 1.14.11.13 gibberellin 1 + 2-oxoglutarate + O2 inactivates hormonal function of giberellins 1.14.11.13 gibberellin 1 + 2-oxoglutarate + O2 major gibberellin catabolic enzyme 1.14.11.13 gibberellin 1 + 2-oxoglutarate + O2 - 1.14.11.13 gibberellin 1 + 2-oxoglutarate + O2 multifunctional enzyme catalyzing 2beta hydroxylation and 2-ketone formation of the C19-gibberellin substrates giberellin 9, gibberellin 20 gibberellin 1 and gibberellin 4 1.14.11.13 gibberellin 1 + 2-oxoglutarate + O2 inactivation of bioactive gibberellins 1.14.11.13 gibberellin 12 + 2-oxoglutarate + O2 - 1.14.11.13 gibberellin 12 + 2-oxoglutarate + O2 involved in gibberellin biosynthetic pathway, catalyzes 2beta hydroxylation of C20- but not C19-gibberellins 1.14.11.13 gibberellin 15 + 2-oxoglutarate + O2 - 1.14.11.13 gibberellin 24 + 2-oxoglutarate + O2 - 1.14.11.13 gibberellin 25 + 2-oxoglutarate + O2 - 1.14.11.13 gibberellin 4 + 2-oxoglutarate + O2 - 1.14.11.13 gibberellin 53 + 2-oxoglutarate + O2 - 1.14.11.13 gibberellin 9 + 2-oxoglutarate + O2 - 1.14.11.13 additional information enzyme seems to play a predominant role in gibberellin homeostasis under mild gibberellin variations, but not under large gibberellin changes 1.14.11.13 additional information GA2ox3 seems to play a predominant role in gibberellin homeostasis under mild gibberellin variations, but not under large gibberellin changes 1.14.11.13 additional information role of isoform GA2ox1 in early tuber initiation by modifying gibberelic acid levels in the subapical stolon region 1.14.11.13 additional information 5 different gibberellin 2-oxidases regulate plant development at various stages by prevention of seed germination in the absence of light and cold stimuli, delay of vegetative and floral phase transition, limitation of the number of flowers produced per inflorescence, suppression of elongation of the pistil prior to fertilization, limitation of main stem and side shoot elongation