Experimentally Determined Sequence Requirement of ACGT-Containing Abscisic Acid Response Element
Author(s) -
Tsukaho Hattori,
Masako Totsuka,
Tokunori Hobo,
Yasuaki Kagaya,
Yamamoto-Toyoda Akiko
Publication year - 2002
Publication title -
plant and cell physiology
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.975
H-Index - 152
eISSN - 1471-9053
pISSN - 0032-0781
DOI - 10.1093/pcp/pcf014
Subject(s) - abscisic acid , promoter , chemistry , sequence (biology) , context (archaeology) , heterologous , stereochemistry , consensus sequence , gene , biochemistry , peptide sequence , biology , gene expression , paleontology
The sequence requirement of the ACGT-containing abscisic acid response element (ABRE) was analyzed by systematically substituting the bases surrounding the ACGT-core of motif A, the principal ABRE of the rice gene, OSEM: This was done within the context of a 55-bp promoter fragment that minimally confers ABA-responsiveness to a heterologous promoter. Based on this analysis, the sequence requirement of the ACGT-containing ABRE was determined as ACGTG G/T C, which matched very well with the consensus derived from sequence comparison of ABA-responsive promoters.
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