Table 3.
Quantitative trait loci (QTL) for iron and zinc concentration identified with composite interval mapping in the DOR364 × G19833 population.
| Trait | QTL | Tissue | Environment | Chromosome | Marker interval | Position (cM) | ZIP genes nearbya | Genomic position (bp) | LOD | R2 | Adaptive effect | Source |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Iron | Iron2.1DG* | Cotyledon | Darien 2003 | 2 | g680—BSNP6 | 361.1 | 5.7 | 10.6 | 3.1 | G19833 | ||
| Iron3.1DG | Whole seed | Darien 2003 | 3 | BMb1188—BMb1259 | 194.8 | 5.7 | 11.1 | 1.8 | G19833 | |||
| Iron3.2DG | Whole seed | Darien 2003 | 3 | g1388—Leg213 | 226.2 | PvIRT1—PvIRT2 | 9.4 | 19.7 | 2.4 | DOR364 | ||
| Iron3.3DG | Whole seed | Darien 2006 | 3 | G1388—BSNP59 | 239.5 | PvIRT1—PvIRT2 | 49,001,506–49,013,793 | 4.5 | 10.5 | 1.3 | DOR364 | |
| Iron 3.4DG* | Cotyledon | Darien 2003 | 3 | BSNP59 | 245.5 | PvIRT1—PvIRT2 | 3.3 | 5.9 | 2.3 | DOR364 | ||
| Iron3.5DG | Whole seed | Popayan 1998 | 3 | BSNP56—BMb59O | 251.1 | 4.0 | 9.4 | 3.4 | G19833 | |||
| Iron6.1DG* | Whole seed | Darien 2006 | 6 | PVBR5—Bng104 | 183.4 | 6.1 | 15.3 | 1.6 | G19833 | |||
| Iron8.1DG | Whole seed | Popayan 1998 | 8 | BMb266—BMb196 | 192.1 | 5.0 | 13.4 | 3.4 | G19833 | |||
| Iron8.2DG* | Cotyledon | Darien 2003 | 8 | BMb386—BSNP43 | 100.8 | PvZIP14 | 7,634,926 | 8.2 | 17.7 | 4.1 | G19833 | |
| Iron11.1DG | Whole seed | Popayan 1998 | 11 | BSNP82—BMd27 | 22.0 | Pv bZIP3 | 3,709,270 | 9.9 | 24.5 | 4.4 | G19833 | |
| Iron11.2DG | Whole seed | Darien 2003 | 11 | BSNPc27—BMa145 | 81.4 | 14.7 | 34.8 | 3.0 | G19833 | |||
| Iron11.3DG* | Cotyledon | Darien 2003 | 11 | BSNP39—BMd27 | 30.8 | Pv bZIP2—Pv bZIP3 | 3,134,797–3,709,270 | 7.6 | 15.0 | 3.6 | G19833 | |
| Iron11.4DG* | Whole seed | Darien 2006 | 11 | BSNPc27—BMa6 | 79.4 | 7.2 | 20.1 | 1.8 | G19833 | |||
| Zinc | Zinc1.1DG* | Whole seed | Darien 2003 | 1 | g510—BMb356 | 0.0 | PvZIP3 | 49,839,431 | 4.6 | 8.8 | 0.6 | G19833 |
| Zinc2.1DG* | Cotyledon | Darien 2003 | 2 | BMb1286—Leg188 | 302.5 | PvZIP4 | 33,735,220 | 6.2 | 14.1 | 1.7 | DOR364 | |
| Zinc3.1DG | Whole seed | Popayan 1998 | 3 | IAC34—BSNP28 | 150.1 | 4.6 | 10.1 | 1.2 | G19833 | |||
| Zinc3.2DG | Whole seed | Darien 2003 | 3 | g1830—Bng012 | 154.7 | 4.5 | 8.5 | 0.6 | G19833 | |||
| Zinc6.1DG* | Whole seed | Darien 2006 | 6 | BMc238—Bng009 | 139.3 | 4.4 | 13.1 | 0.7 | G19833 | |||
| Zinc6.2DG | Whole seed | Popayan 1998 | 6 | BMb182 | 78.8 | PvZIP12—PvZIP13 | 17,174,396–18,954,219 | 3.6 | 9.8 | 1.0 | DOR364 | |
| Zinc9.1DG | Whole seed | Popayan 1998 | 9 | G1286 | 0.0 | 3.2 | 6.7 | 1.0 | G19833 | |||
| Zinc11.1DG | Whole seed | Popayan 1998 | 11 | BMd27—BSNPc27 | 53.4 | PvZIP18 | 5,071,268 | 6.6 | 17.7 | 1.5 | G19833 | |
| Zinc11.2DG | Whole seed | Darien 2003 | 11 | Bng187—BMa145 | 92.7 | 11.5 | 28.0 | 1.1 | G19833 | |||
| Zinc11.3DG* | Cotyledon | Darien 2003 | 11 | BSNP82—BN | 22.0 | Pv bZIP2 | 3,134,797 | 7.8 | 17.5 | 1.8 | G19833 | |
| Zinc11.4DG* | Whole seed | Darien 2006 | 11 | Bng001—BMa6 | 92.7 | 5.5 | 16.0 | 0.8 | G19833 |
a
PvZIP genes and Pv bZIP transcription factor coinciding with QTLs found.
*
New QTLs found.