نتایج جستجو برای: mads box
تعداد نتایج: 86861 فیلتر نتایج به سال:
Mini chromosome maintenance 1, agamous, deficiens, and serum response factor (MADS)-box genes are transcription factors which play fundamental roles in flower development and regulation of floral organ identity. However, till date, identification and functions of MADS-box genes remain largely unclear in Phyllostachys edulis. In view of this, we performed a whole-genome survey and identified 34 ...
Although many models have been proposed that could lead to the maintenance of gene duplicates, the ways in which interacting gene duplicates influence each other's evolution and function remain poorly understood. Here, we focus on duplication and loss of the B class MADS box transcription factor genes in the euasterids I and the ramifications of such changes on paralog evolution and their encod...
MADS-box genes are crucial regulators of floral development, yet how their functions have evolved to control different aspects of floral patterning is unclear. To understand the extent to which MADS-box gene functions are conserved or have diversified in different angiosperm lineages, we have exploited the capability for functional analyses in a new model system, Papaver somniferum (opium poppy...
MIKCc-type MADS-box genes encode key transcriptional regulators of a variety of developmental processes in Arabidopsis thaliana. However, there has been relatively little effort to systematically carry out comparative genomic or functional analyses of these genes across flowering plants. Here we describe a strategy to identify members of the MIKCc-type MADS-box gene family from any angiosperm s...
B-class MADS box genes specify petal and stamen identities in several core eudicot species. Members of the Solanaceae possess duplicate copies of these genes, allowing for diversification of function. To examine the changing roles of such duplicate orthologs, we assessed the functions of B-class genes in Nicotiana benthamiana and tomato (Solanum lycopersicum) using virus-induced gene silencing ...
Ternary complex formation between MADS-box transcription factors and the histone fold protein NF-YB.
MADS-box proteins are transcription factors present in different eukaryotic kingdoms. In contrast to plants, for mammalian and yeast MADS-box proteins ternary complex formation with unrelated transcription factors was reported. We show here the first identification of such ternary interaction in plants. A rice seed-specific NF-YB was identified as partner of OsMADS18 by two-hybrid screening. NF...
زعفران (.Crocus sativus L) گیاهی است که به منظور استفاده از گل و کلاله قرمز رنگ گل، با اهداف زیادی از جمله مصرف در صنایع غذایی، رنگ و پزشکی کشت میشود. به علت با ارزش بودن گل، شناخت ژنهای شرکتکننده در مسیر گلدهی یکی از مهمترین مسائل این گیاه است، که با روشن شدن این مسیر میتوان ابتکار عمل در نظم گلدهی و تا حدودی زمان گلدهی و عوامل محیطی مؤثر بر آن را در دست گرفت. برای کشف و شناخت ب...
MADS-domain transcription factors are involved in signal transduction and developmental control in plants, animals and fungi. Because their diversification is linked to the origin of novelties in multicellular eukaryotes, the early evolution of MADS-domain proteins is of interest, but has remained enigmatic. Employing whole genome sequence information and remote homology detection methods, we d...
بسیاری از ژن های کنترل کننده گلدهی در گیاهان شناسایی شده اند که بیشتر آنها متعلق به خانواده بزرگ عوامل رونویسی mads-box هستند. گیاه زعفران (crocus sativus) یک گیاه تریپلوئید نرعقیم و ارزشمند است که به منظور استفاده از گل و بویژه کلاله آن کشت می شود. درک چگونگی تشکیل گل در گیاه زعفران به افزایش عملکرد و کاهش هزینه های تولید آن کمک زیادی می کند. در این تحقیق بیان ژن های دو گروه ag1 و sep3 از خانو...
In this article, we tackle the automatic algorithm configuration problem (ACP), finding the best configuration of an algorithm such that some measure of its performance is optimized. We study the mesh adaptive direct search (MADS) method for the ACP. MADS is an iterative algorithm for global optimization. It does not require any infomation of the evaluation function, therefore the ACP can be re...
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