Table 1.

A list of genes available in rice genome controlling NUE

Gene	Function	Source	Reference
NRT1.1 [NPF 6.3,CHL1)	Nitrate transporter	Oryza sativa L.	41
NRT2.1	Nitrate transporter	Oryza sativa L.	42
NRT3.1 [NAR2.1]	Nitrate transport component	Oryza sativa L.	43
AMT1.1	Ammonium transporter	Oryza sativa L.	44
GS1	Glutamine synthetase [cytosolic]	Oryza sativa L.	45
GS2	Glutamine synthetase [plastidic]	Oryza sativa L.	46
GOGAT	Glutamate synthase	Oryza sativa L.	47
AlaAT	Aminotransferase	Oryza sativa L.	48
ENOD93–1	Early nodulin	Oryza sativa L.	49
OsGOGAT1, OsAMT1	Increase NUpE in low N conditions	Oryza sativa L.	50
glnA	Grain yield in high, moderate and low N conditions	Oryza sativa L.	51
ASN1	N content in grains	Oryza sativa L.	52
SHMT1	Photosynthesis and grain number per panicle	Oryza sativa L.	53
AAP1	Tiller number and grain yield	Oryza sativa L.	54
AAP3	Tiller number and grain yield	Oryza sativa L.	55
AAP5	Tiller number and grain yield	Oryza sativa L.	56
AAP6	Amino acid uptake from roots, Amino acid transport and grain protein content	Oryza sativa L.	57
Pup1/OsPupK46 2/PSTOL1	Tissue P concentration and relative tiller number	Oryza sativa L.	58
qNGR9/DEP1	Plant height response to N	Oryza sativa L.	59
TOND1	Relative plant dry weight under N-deficient to N-sufficient conditions	Oryza sativa L.	60
qNGR2/GRF4	Ammonium uptake	Oryza sativa L.	61
DRO1	N uptake and leaf N concentration after heading	Oryza sativa L.	62
MADS25	Increase the expressions of NO3 – transporter genes	Oryza sativa L.	63
DEP1	Ammonium uptake and assimilation	Oryza sativa L.	59
NAP	NAC transcription factor positively regulating leaf senescence	Oryza sativa L.	64