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022 _a0176-1617
040 _aMSU
_bEnglish
_cMSU
_erda
050 0 0 _aQK711.2 JOU
100 1 _aPark, So-Yon
_eauthor
245 1 0 _aDifferential isoform expression and protein localization from alternatively spliced Apetala2 in peanut under drought stress
_ccreated by So-Yon Park and Elizabeth Grabau
264 1 _aAmsterdam:
_bElsevier GmbH,
_c2016.
336 _2rdacontent
_atext
_btxt
337 _2rdamedia
_aunmediated
_bn
338 _2rdacarrier
_avolume
_bnc
440 _aJournal of plant physiology
_vVolume 206
520 3 _aAPETALA2 (AP2) belongs to the AP2/Ethylene Responsive Factor (ERF) family and regulates expression levels of downstream stress responsive genes as a transcription factor. In this study, we cloned six different isoforms of AhAP2 from peanut (Arachis hypogaea). Four isoforms (AhAP2.1, AhAP2.2, AhAP2.3 and AhAP2.4) had both AP2/ERF DNA binding domains and ERF-associated amphiphilic repression (EAR) motifs. Two isoforms (AhAP2.5 and AhAP2.6) only had an EAR suppressor domain. After agroinfiltration, AhAP2.1, AhAP2.3, and AhAP2.4 fused to yellow fluorescent protein (YFP) showed localization to the nucleolus, which is the site of transcription and ribosome biogenesis. AhAP2.2-YFP showed a dispersed signal in the nucleus. AhAP2.5 and AhAP2.6 fused to YFP localized to both the nucleus and cytoplasm. In addition, increased levels of AhAP2.1 and AhAP2.2 transcripts were observed in drought-treated peanut leaves, suggesting differential transcriptional regulation under drought stress conditions.
650 _aAlternative splicing
_vApetala2 (AP2)
_xDrought
700 1 _aGrabau, Elizabeth
_eco-author
856 _uDOI: 10.1016/j.jplph.2016.09.007
942 _2lcc
_cJA
999 _c168930
_d168930