Table 2.

Number of wheat genes originating from the grass ancestral duplication identified on wheat chromosomes group 1 and 3

Wheat chromosome or chromosome arm	Number of wheat genes originating from the grass ancestral duplicationa
1AL	18
1BL	14
1DL	10
Group 1L	21
3AL	12
3BL	12
3DL	9
Group 3L	19
Other long arms of wheat chromosomes	3.4 ±2.5
Other groups L	6.4 ±3.5

^a Chromosomal distribution of the 64 ancestral duplicated genes pairs from rice chromosomes 1 and 5 matching the Illumina contigs from the IWGSC survey sequencing of all wheat chromosomes.