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Table 3 Summary of the quantitative trait loci (QTL) detected using the maize IBM population evaluated in a Fe-sufficient nutrient solution, where Chr. is the chromosome, Pos. the position in centi Morgan on the genetic map, Add. the additive effect, %r 2 the percentage of the explained phenotypic variance, and genetic map interval in centi Morgan of the flanking markers with corresponding physical map interval including the number of genes in the corresponding QTL confidence interval according to the filtered gene set B73 RefGen_v2

From: The genetic basis of natural variation for iron homeostasis in the maize IBM population

Trait QTL Chr. Pos. (cM) Add. %r2 Interval (cM) Flanking markers Physical map interval Genes
SP3 1 1 852.0 3.2 14.8 847.3 - 864.6 csu222a - umc197a 257,951,442 - 262,818,614 141
SP3 2 3 508.0 1.9 0.6 507.2 - 511.1 AY111125 - php15033 190,454,440 - 193,733,670 72
SP3 3 3 516.0 1.2 0.2 512.7 - 517.0 AI770795 - pco067132 193,638,925 - 193,733,670 0
SP3 4 4 272.0 2.2 8.2 271.4 - 274.7 umc1964 - AY110290 42,102,039 - 46,621,469 69
     Total 42.9           
SP4 1 1 840.0 3.8 21.5 839.3 - 847.3 glb1 - csu222a 256,342,909 - 261,572,322 145
     Total 21.5           
SP5 1 1 840.0 2.2 2.2 839.3 - 847.3 glb1 - csu222a 256,342,909 - 261,572,322 145
SP5 2 1 864.0 2.2 2.4 847.3 - 864.6 csu222a - umc197a 257,951,442 - 262,818,614 141
SP5 3 3 518.0 3.2 10.2 517.0 - 520.7 asg7b - bnl6.16a 190,889,172 - 196,152,996 138
SP5 4 4 274.0 2.1 4.3 271.4 - 274.7 umc1964 - AY110290 42,102,039 - 46,621,469 69
SP5 5 7 266.0 3.2 5.9 265.3 - 280.5 mmp21 - ufg54 121,188,675 - 129,322,867 172
SP5 6 7 286.0 0.8 0.4 285.4 - 288.9 cdo412b - umc116a 128,981,461 - 130,295,570 28
SP5 7 9 254.0 2.7 8.4 253.7 - 254.0 AW257883 - umc1743 100,609,365 - 100,724,531 3
SP5 8 10 258.0 1.9 1.4 256.8 - 259.4 AY109920 - AY109876 107,077,362 - 108,377,749 17
SP5 9 10 270.0 0.6 0.1 269.6 - 271.3 mmp121 - AY110365 113,828,273 - 114,695,818 18
SP5 10 10 288.0 0.5 0.1 287.9 - 290.9 umc1330 - umc1697 122,801,569 - 122,924,003 3
     Total 65.5           
SP6 1 1 698.0 -2.5 1.7 693.6 - 699.9 mmp173 - php20661 222,399,299 - 222,711,359 10
SP6 2 1 706.0 -0.4 0.1 703.5 - 706.4 bcd207a - AY110356 223,974,395 - 224,078,859 3
SP6 3 1 862.0 2.3 1.9 847.3 - 864.6 csu222a - umc197a 257,951,442 - 262,818,614 141
SP6 4 1 884.0 1.3 0.6 882.7 - 886.1 tb1 - umc1431 266,933,205 - 267,050,083 4
SP6 5 4 210.0 0.9 0.4 189.1 - 211.4 mmp111 - npi386a 17,981,907 - 25,233,582 114
SP6 6 4 226.0 2.9 5.1 225.7 - 228.4 umc1963 - umc1652 26,437,539 - 27,757,462 22
SP6 7 4 414.0 2.5 6.1 411.3 - 414.2 umc2038 - umc19 172,796,153 - 173,318,462 19
SP6 8 8 622.0 3.0 8.9 621.6 - 626.7 umc1638 - umc1916 174,236,946 - 175,350,404 34
SP6 9 9 224.0 2.2 4.6 223.9 - 226.3 rz273c - umc81 27,011,615 - 27,062,858 2
     Total 62.3           
RW 1 5 72.0 1.2 2.0 71.9 - 73.3 umc1523 - mmp43 3,320,773 - 3,727,971 30
RW 2 5 80.0 0.3 0.1 74.4 - 83.7 bnl7.21c - jpsb239a 3,320,773 - 4,383,850 70
RW 3 7 290.0 1.5 13.6 288.9 - 298.4 umc116a - umc1713 127,039,567 - 129,866,479 59
     Total 25.4           
SL 1 1 1016.0 -2.4 9.8 1014.9 - 1031.8 igl1 - umc2242 287,881,695 - 290,146,916 70
     Total 9.8           
SDW 1 1 864.0 0.3 10.7 847.3 - 864.6 csu222a - umc197a 257,951,442 - 262,818,614 141
SDW 2 7 534.0 -0.4 21.8 533.7 - 536.7 npi380 - npi433 168,366,640 - 169,262,520 36
     Total 31.4           
H2O 1 2 154.0 -0.3 6.8 153.1 - 154.6 umc1262a - umc1261a 13,716,641 - 14,406,715 20
H2O 2 4 402.0 -0.3 5.6 397.4 - 408.7 umc66a - umc104a 162,903,780 - 172,858,882 273
H2O 3 6 69.3 -0.2 2.9 70.2 - 70.3 umc1606 - cdo1173c 9,410,989 - 21,903,419 132
H2O 4 7 258.0 -0.4 9.3 252.9 - 261.5 umc2092 - umc5b 109,977,320 - 122,636,428 186
     Total 37.0           
NEC 1 3 418.0 -0.7 11.7 416.1 - 423.6 asg39 - BE639846 175,604,963 - 176,553,867 33
NEC 2 7 532.0 -0.6 4.8 518.9 - 532.0 umc1412 - umc245 167,566,759 - 169,345,697 73
NEC 3 7 542.0 -0.1 0.2 540.8 - 543.4 mmp67 - mmp25 169,262,253 - 170,497,141 42
NEC 4 7 588.0 - < 0.1 < 0.1 586.6 - 598.9 cdo938d - umc1406 170,246,381 - 170,998,616 39
NEC 5 7 602.0 0.6 2.1 600.4 - 602.9 umc2334 - ufg39 170,246,381 - 170,998,616 39
     Total 29.5           
  1. Total is the percentage of the phenotypic variation explained by all QTL for a trait in a simultaneos fit.