Results 131 to 140 of about 58,097 (355)

pax1-1 partially suppresses gain-of-function mutations in Arabidopsis AXR3/IAA17 [PDF]

open access: yes, 2007
Background: The plant hormone auxin exerts many of its effects on growth and development by controlling transcription of downstream genes. The Arabidopsis gene AXR3/IAA17 encodes a member of the Aux/IAA family of auxin responsive transcriptional ...
Jowett, J.   +4 more
core   +4 more sources

Structure and Function of Auxin Transporters

open access: yesAnnual Review of Plant Biology
Auxins, a group of central hormones in plant growth and development, are transported by a diverse range of transporters with distinct biochemical and structural properties. This review summarizes the current knowledge on all known auxin transporters with respect to their biochemical and biophysical properties and the methods used to characterize them ...
Hammes, Ulrich Z   +1 more
openaire   +3 more sources

A CRISPR‐Cas9‐based system for the dose‐dependent study of DNA double‐strand break sensing and repair

open access: yesThe FEBS Journal, EarlyView.
Using CRISPR‐Cas9, we engineered a genetic system allowing the dose‐dependent induction of a controllable number of DNA double‐strand breaks in Saccharomyces cerevisiae. The tool was used to study the kinetics of DNA break sensing and repair, including the spatial distribution of Tel1ATM kinase, which initiates the DNA damage response.
Morgane Auboiron   +5 more
wiley   +1 more source

EFFECT OF LIGHT ON AUXIN TRANSPORT AND ELONGATION OF AVENA MESOCOTYL [PDF]

open access: bronze, 1969
Noriaki Kondo   +2 more
openalex   +1 more source

Short coiled‐coil proteins from plants and metazoans – the ‘jacks of all trades’

open access: yesThe FEBS Journal, EarlyView.
Short coiled‐coil proteins from plants and metazoans—true ‘jacks of all trades’—play supporting but crucial roles in cellular stress response, metabolism, autophagy, and membrane dynamics. Despite their small size and modest sequence conservation, proteins like plant LSUs and metazoan SCOCs showcase remarkable functional versatility shaped by evolution,
Agnieszka Sirko   +2 more
wiley   +1 more source

A BRC1-modulated switch in auxin efflux accounts for the competition between Arabidopsis axillary buds.

open access: yesPLoS Biology
As part of their modular development, plants continuously adapt their shoot branching architecture according to environmental conditions. This occurs by regulating the activity of axillary buds established in each leaf axil.
Zoe Nahas   +9 more
doaj   +1 more source

Dehydrocostus lactone, a naturally occurring polar auxin transport inhibitor, inhibits epicotyl growth by interacting with auxin in etiolated Pisum sativum seedlings

open access: yesActa Agrobotanica, 2019
We have isolated germacranolide-type sesquiterpene lactones with an α-methylene-γ-lactone moiety, dehydrocostus lactone (DHCL), costunolide, santamarine, and a novel compound denoted artabolide [3-hydroxy-4,6,7(H)-germacra-1(10),11(13)-dien-6,12-olide ...
Yuta Toda   +3 more
doaj   +1 more source

Effect of Auxin on Acropetal Auxin Transport in Roots of Corn [PDF]

open access: yesPlant Physiology, 1981
Acropetal [(14)C]indoleacetic acid (IAA) transport was investigated in roots of corn. At least 40 to 50% of this movement is dependent on activities in the root apex. Selective excision of various populations of cells comprising the root apex, e.g. the root cap, quiescent center, or proximal meristem show that the proximal meristem is the critical ...
openaire   +3 more sources

Maintaining basal B‐RAF kinase activity for abscisic acid signaling via reciprocal phosphoregulation of a single serine residue

open access: yesJournal of Integrative Plant Biology, EarlyView.
Clade A protein phosphatases of type 2C PP2Cs dephosphorylate B3 RAF kinases at a conserved serine residue critical for ATP binding, thereby maintaining their basal activity. Under stress, RAFs rapidly autophosphorylate this residue for autoinhibition.
Chen Zhu   +8 more
wiley   +1 more source

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