Table 2 Elements present in the promoter regions of subfamily I of HKTs in rice according to the PLANT CARE database

ABA

ABRE

1

-

2

2

-

IIB

-

-

1

1

-

CE3

-

-

1

1

-

Salicylic acid

TCA

2

1

-

-

-

Ethylene

ERE

-

-

-

-

-

Auxin

AuxRR-core

2

-

-

-

-

TGA

1

-

-

-

-

Gibberellin

P-Box

-

-

-

-

-

GARE

-

-

-

-

1

MYB

MBS

2

2

1

1

1

Defence&stress

TC-reach

-

1

2

2

1

Heat stress

HSE

3

3

-

-

-

Low temperature

LTR

2

-

-

-

-

Fungal elicitor

BOX-W1

-

1

-

-

-

Wound

WUN

-

-

1

1

-

Anaerobic

ARE

1

1

1

1

-

MejA

TGACG

2

-

-

-

1

CGTCA

2

-

-

-

1

High transcription level

5UTR Py-rich stretch

1

1

-

-

-

Meristem expression

CAT-BOX

2

-

-

-

-

Endosperm expression

SKn-1

-

2

-

2

-

MYBHv1

CCAAT-box

-

-

1

1

-

Cell cycle regulation

MSA

-

-

1

1

-

Seed specific regulation

RY-element

-

-

2

2

-

Endosperm negative expression

AACA

-

-

-

-

1

Zein metabolism regulation

O2-site

-

1

1

1

2

Anoxic specific inducibility

GC

-

-

-

-

-

Circadian control

Circadian

-

-

1

1

2

Differentiation of the palisade

HD-Zip1

2

-

-

-

-

Leaf morphology development

HD-Zip2

1

-

-

-

-

Protein binding site

HD-Zip3

-

-

-

-

1

BOXIII

1

1

-

-

-

ATCT

-

-

-

-

-

I-box

-

1

2

-

-

TCT

-

-

-

-

-

G-BOX

-

-

2

2

-

GAG

1

-

2

2

-

GT1

-

-

-

-

1

ATC

1

-

-

-

-

1

-

-

-

-

1

CATT

-

1

-

-

-

F-box

-

-

-

-

-

Light responsive

Chs-CMA2a

-

-

-

-

-

GATA

-

1

-

-

-

ACE

-

-

1

1

-

BOX4

-

-

1

1

2

GA

-

-

-

1

-

LAMP

-

-

2

1

-

MRE

-

-

1

1

-

SP1

-

-

1

1

1

MNF1

-

-

-

-

2

TGGCA

-

-

-

-

1

As-2-box

-

-

-

-

-

AE-BOX

-

-

1

1

-

Promoter & enhancer

CAAT-box

36

28

18

18

18

Core promoter

TATA

10

27

51

51

56