Table 2 Summary of gene families detected in three blueberry species

Species	Coding of protein gene	Gene families	Specific gene	Single copy gene families	Multi-copy homologous genes
T1	30,143	9395	9421	9371	24
T2	29,922	8162	8188	8136	26
T3	28,891	7144	7266	7028	115
T1,T2	NA	1643	3306	1625	18
T1,T3	NA	1585	3215	1546	39
T2,T3	NA	2360	4780	2308	52
T1,T2,T3	NA	14,882	52,780	12,688	2195
Total	88,956	45,171	88,956	42,702	2469

T1, T2 and T3 indicate rabbiteye (V. virgatum), southern highbush (V. corymbosum× southern species), and northern highbush blueberry (V. corymbosum) species, respectively
NANot applicable