Research Article
Chromosomal Location of HCA1 and HCA2, Hybrid Chlorosis Genes in Rice
Table 1
Gene symbols frequently used in this study according to the new gene nomenclature system for rice [
10].
| | Gene symbol | | | | Sato and Morishima (1988) [9] | This study | Gene full name | Cultivars harboring chlorosis-causing gene |
| Locus/gene | hca-1 | HCA1 | HYBRID CHLOROSIS A1 | | Recessive allele | hca-1 | hca1-1 | hybrid chlorosis a1-1 | J-147 | Dominant allele | hca-1+ | Hca1-2 | Hybrid chlorosis a1-2 | |
| Locus/gene | hca-2 | HCA2 | HYBRID CHLOROSIS A2 | | Recessive allele | hca-2 | hca2-1 | hybrid chlorosis a2-1 | Akihikari, Asominori | | | | | IR24, Milyang 23 | | | | | Many Japonica-type cultivars [9] | Dominant allele | hca-2+ | Hca2-2 | Hybrid chlorosis a2-2 | |
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