Table 2.

Disease resistance genes isolated from rice

Gene	Encoding product	Ref(s).
Xa1	NBS-LRR	57
Xa3/Xa26*	LRR-TM-kinase	58, 59
xa5	γ-Subunit of transcription factor IIA	60
xa13	Unknown plasma membrane protein	61
Xa21	LRR-TM-kinase	62
Xa27	Unknown protein	63
Pi2	NBS-LRR	64
Pi9	NBS-LRR	65
Pi36	NBS-LRR	66
Pib	NBS-LRR	67
Pita	NBS-LRR	68
Pid2	B-lectin-TM-kinase	69
Piz-t	NBS-LRR	64

LRR, leucine-rich repeat; TM, transmembrane region; NBS, nucleotide-binding site.

^*Xa3 and Xa26 are the same gene.