Table 7 Co-localized QTLs for one or more traits and position of the candidate genes in the identified QTL regions
From: Dissection of QTLs conferring drought tolerance in B. carinata derived B. juncea introgression lines
Trait | QTL | Marker interval | Position (cM) | Confidence interval (cM) | LOD | PVE (%) | Candidate genes reported |
|---|---|---|---|---|---|---|---|
Main shoot length | qMSL.6A.1 | 6A_38048376–6A_39119449 | 122 | 116.5–122 | 4.76 | 10.2 | |
Seeds per siliqua | qSS.7A.1 | 7A_22615478–7A_17513851 | 24 | 18.5–27.5 | 3.65 | 4.31 | FAE1 KCS [52] |
Siliqua length | qSL.7A.1 | 26 | 24.5–27.5 | 4.57 | 6.23 | ||
Water use efficiency | qWUE.7A.2 | 7A_27314562–7A_27853328 | 28 | 27.5–28.5 | 4.39 | 10.21 | |
Drought tolerance index | qDTI.7A.1 | 28 | 27.5–28.5 | 4.77 | 7.44 | ||
Mean relative performance | qMRP.7A.1 | 7A_27686964–7A_26280398 | 42 | 28.5–49.5 | 3.61 | 6.19 | BRI1 [56] |
Siliqua length | qSL.9A.1 | 9A_38513927–9A_5962669 | 24 | 23.5–24.5 | 5.33 | 6.11 | RF21, ycf2 [57] |
Seeds/siliqua | qSS.9A.1 | 24 | 23.5–24.5 | 6.95 | 10.82 | ||
Drought tolerance index | qDTI.1B.1 | 1B_47952601–1B_2982196 | 98 | 97.5–98.5 | 3.12 | 5.78 | – |
Mean relative performance | qMRP.1B.1 | 98 | 97.5–98.5 | 3.15 | 5.43 | ||
Days to 50% flowering | qDF.2B.1 | 2B_58470758–2B_58202895 | 46 | 45.5–46.5 | 4.77 | 7.82 | – |
Days to maturity | qDM.2B.1 | 48 | 45.5–56.5 | 3.30 | 8.38 | ||
Secondary branches/plant | qSB.3B.1 | 3B_65754767–3B_63675862 | 58 | 57.5–58.5 | 4.30 | 17.40 | WRKY–33 [58] |
Biological yield/plant | qBY.3B.2 | 3B_9101086–3B_22690875 | 104 | 99.5–109.5 | 8.41 | 8.74 | |
Main shoot length | qMSL.3B.1 | 104 | 98.5–110.5 | 4.05 | 10.53 | ||
Seed yield/plant | qSY.3B.2 | 3B_22690875–3B_19151635 | 108 | 104.5–114.5 | 6.25 | 7.88 | SOS2 like gene [50] |
Siliqua length | qSL.3B.1 | 112 | 100.5–121.5 | 3.20 | 2.59 | ||
Days to 50% flowering | qDF.3B.1 | 3B_19151635–3B_18990496 | 119 | 114.5–119.5 | 5.13 | 7.60 | orf147 (mitochondria) |
Plant height | qPH.3B.1 | 119 | 116.5–119.5 | 3.58 | 10.66 | ||
Days to maturity | qDM.3B.1 | 119 | 116.5–119.5 | 4.34 | 12.21 | ||
Water use efficiency | qWUE.3B.1 | 119 | 114.5–123.5 | 3.42 | 6.24 | ||
Siliqua length | qSL.3B.2 | 3B_16490510–3B_15005559 | 238 | 232.5–240.5 | 4.55 | 3.75 | MAPK3 [63] |
1,000 seed weight | qTSW.3B.2 | 243 | 239.5–245 | 6.75 | 13.73 | ||
Drought tolerance index | qDTI.6B.1 | 6B_5822839–6B_4974945 | 157 | 155.5–157.5 | 3.28 | 5.23 | |
Water use efficiency | qWUE.7B.1 | 7B_38657519–7B_40804516 | 0 | 0–5.5 | 3.11 | 5.66 | Sucrose synthase 09 (SUS) [66] |
Days to 50% flowering | qDF.7B.1 | 7B_49935609–7B_49542209 | 49 | 47.5–56.5 | 4.00 | 6.93 | – |
Days to maturity | qDM.7B.1 | 49 | 47.5–55.5 | 3.87 | 7.49 |