Table 5.
List of annotated genes present within quantitative trait loci (QTLs) identified under water-deficit (WD) conditions for various morphophysiological and yield traits.
| QTL name | Chromosome | Position (start–end bp) |
Position of SNP | SNP | Gene size (bp) | Locus ID | Annotation | Biological process |
|---|---|---|---|---|---|---|---|---|
| qNDVI2–1 | 2 | 241,929,343–241,931,437 | 241,930,638 | G | 2094 | Zm00001eb118010 | G2-like transcription factor 27 (glk27) | DNA binding |
| qAnet3–1 | 3 | 169,275,199–169,279,402 | 169,283,017 | C | 4203 | Zm00001eb144000 | E3 ubiquitin–protein ligase RGLG1 | Metal ion binding |
| 3 | 169,278,633–169,284,255 | 169,283,017 | C | 3002 | Zm00001eb144010 | Amino acid/auxin permease 20 | Amino acid transport | |
| 3 | 173,533,121–173,537,574 | 173,528,165 | A | 4318 | Zm00001eb145030 | BTB/POZ and TAZ domain-containing protein 3 | Ubiquitin conjugation pathway | |
| qgs3–1 | 3 | 5,718,725–5,721,785 | 5,721,251 | G | 3060 | Zm00001eb120960 | Putative transcription factor bHLH041 | Protein dimerization activity |
| qgs6–1 | 6 | 126,751,036–126,754,755 | 126,753,475 | A | 3719 | Zm00001eb280280 | Brassinosteroid-insensitive 1-associated receptor kinase 1 | Protein serine/threonine kinase activity |
| 6 | 120,726,441–120,737,326 | 120,736,548 | G | 10,885 | Zm00001eb278890 | Transcription elongation factor SPT5 | mRNA binding/transcription regulation | |
| qgs7–2 | 7 | 139,256,603–139,259,621 | 139,259,301 | C | 3018 | Zm00001eb316940 | NAD(P)-binding Rossmann-fold superfamily protein | Oxidoreductase activity |
| qASI1–1 | 1 | 53,207,544–53,208,672 | 53,209,688 | C | 1128 | Zm00001eb015510 | Phospholipid-transporting ATPase | Phospholipid translocation |
| qCH1–1 | 1 | 38,963,680–389,674,58 | 38,965,222 | A | 3565 | Zm00001eb011970 | LIM zinc-binding domain-containing protein | Cell cycle related |
| qCH1–2 | 1 | 6,360,197–6,362,989 | 6,365,045 | A | 2792 | Zm00001eb002270 | Glyceraldehyde phosphate dehydrogenase B1 | Glucose metabolic process |
| qCH3–1 | 3 | 194,748,309–194,750,865 | 194,753,667 | A | 2556 | Zm00001eb151120 | Pentatricopeptide repeat-containing protein | Organellar biogenesis |
| 3 | 195,624,083–195,628,950 | 195,627,269 | G | 3257 | Zm00001eb151330 | Receptor-like serine/threonine protein kinase | Protein phosphorylation/assimilate partitioning | |
| qCW2–1 | 2 | 241,494,911–241,497,812 | 241,498,576 | G | 2651 | Zm00001eb117750 | Proline-rich receptor-like protein kinase PERK4 | Protein serine/threonine kinase activity |
| qTB2–2 | 2 | 14,676,667–14,679,369 | 14,679,066 | T | 2562 | Zm00001eb072580 | Osjnbb0016d16.16-like protein | – |
| qGY2–1 | 2 | 14,676,667–14,679,369 | 14,679,066 | T | 2562 | Zm00001eb072580 | Osjnbb0016d16.16-like protein | – |
| qGY6–1 | 6 | 179,555,644–179,566,050 | 179,562,549 | C | 7615 | Zm00001eb297570 | Protein serine/threonine phosphatase | Protein dephosphorylation |
| 6 | 179,563,176–179,566,051 | 179,562,549 | C | 2875 | Zm00001eb297580 | Pentatricopeptide repeat-containing protein mitochondrial | Zinc ion binding |
NDVI, Normalized Difference Vegetation Index; Anet, net CO2 assimilation rate (μmol CO2 m–2 s–1); gs, stomatal conductance to water vapor (mol m–2 s–1); ASI, anthesis-silking interval (days); CH, cob height (cm); CW, cob weight (g/cob); TB, total biomass (g/plant); GY, grain yield (g/plant); SNP, single nucleotide polymorphism.