Table 3 Salt induced cis– acting regulatory elements identified in the promoter regions of the functional TaHKT2;1 genes
Cis-regulatory element | Conserved sequence motif | Gene | Associated families of salt-stress activated TFs | Reference |
|---|---|---|---|---|
ABRE | ACGTGG/T | TaHKT2;1 7AL-1(1) | AREB/ABF (ABA responsive element- binding proteins) | [26] |
TaHKT2;1 7BL-2(1) TaHKT2;1 7DL-1(5) | ||||
AtMYC2 | CACATG | TaHKT2;1 7AL-1(1) TaHKT2;1 7BL-1(2) TaHKT2;1 7BL-2(3) TaHKT2;1 7DL-1(5) | MYC/MYB (myelocytomatosis/myeloblastosis) | [27] |
DRE/CRT | CCCGAC | TaHKT2;1 7AL-1(1) TaHKT2;1 7BL-1(2) TaHKT2;1 7BL-2(1) TaHKT2;1 7DL-1(1) | CBF/DREB (C-repeat binding factor/dehydration- responsive element-binding proteins) | [28] |
MYCATERD1 | CATGTG | TaHKT2;1 7AL-1(3) TaHKT2;1 7BL-1(2) TaHKT2;1 7BL-2(3) TaHKT2;1 7DL-1(4) | plant specific family of TFs, NAC (No apical meristem) | [29] |
GT-1 box | GAAAAA | TaHKT2;1 7BL-1(10) TaHKT2;1 7BL-2(4) TaHKT2;1 7DL-1(12) | Trihelix family, also known as GT factors | [30] |
W-Box | TTTGACY | TaHKT2;1 7AL-1(12) TaHKT2;1 7BL-1(10) TaHKT2;1 7BL-2(10) TaHKT2;1 7DL-1(10) | WRKY transcription factors | [31] |