Table 3.
Candidate genes within the identified regions controlling kernel weight and their putative physiological roles.
| QTL loci | Gene | Protein | Function | Reference |
|---|---|---|---|---|
| QKWpur-2B.1 | TraesCS2B01G034100 | Glycosyltransferase | Role in the biosynthesis of oligosaccharides, polysaccharides, and glycoconjugates | Breton et al., 2006; Lairson et al., 2008 |
| QKWpur-2D.1 | TraesCS2D01G020800 | Photosystem II reaction center protein K | Photosynthesis | Vinyard et al., 2013; Caffarri et al., 2014 |
| QKWpur-2D.1 | TraesCS2D01G020900 | Photosystem II reaction center protein I | Photosynthesis | Vinyard et al., 2013; Caffarri et al., 2014 |
| QKWpur-2D.1 | TraesCS2D01G021000 | Photosystem II D2 protein | Photosynthesis | Vinyard et al., 2013; Caffarri et al., 2014 |
| QKWpur-2D.1 | TraesCS2D01G020200 | Apyrase | Role in regulating growth and development | Riewe et al., 2008 |
| QKWpur-2D.2 | TraesCS2D01G141100 | E3 Ubiquitin ligase family protein | Role in ubiquitin pathway | Li and Li, 2014 |
| QKWpur-3B.1 | TraesCS3B01G582000 | Histone-lysine N-methyltransferase | Epigenetic regulation of expression (changes in DNA methylation or histone modification states) | Pontvianne et al., 2010 |
| QKWpur-3B.4 | TraesCS3B01G598100 | Pectinesterase | Cellular adhesion and stem elongation | Micheli, 2001 |
| QKWpur-3B.4 | TraesCS3B01G597100 | Phosphoenolpyruvate carboxykinase (ATP) | photosynthetic CO2-concentrating mechanisms of C4 photosynthesis [9] and crassulacean acid metabolism | Leegood and Walker, 2003 |
| QKWpur-3B.4 | TraesCS3B01G598200 | Glycosyltransferase | Role in the biosynthesis of oligosaccharides, polysaccharides, and glycoconjugates | Breton et al., 2006; Lairson et al., 2008 |
| QKWpur-3B.4 | TraesCS3B01G595200 | RING/U-box superfamily protein | Role in ubiquitin pathway | Yee and Goring, 2009 |
| QKWpur-3B.4 | TraesCS3B01G595400 | Embryogenesis transmembrane protein-like | Involve in hormone transport system active during embryogenesis | Jahrmann et al., 2005 |
| QKWpur-4A.2 | TraesCS4A01G028000 | Pectinesterase | Cellular adhesion and stem elongation | Micheli, 2001 |
| QKWpur-4A.3 | TraesCS4A01G440500 | Protein nrt1 ptr family 1.2 | Nitrate transporters in plants: structure, function and regulation | Forde, 2000 |
| QKWpur-4A.3 | TraesCS4A01G440600 | Protein nrt1 ptr family 1.2 | Nitrate transporters in plants: structure, function and regulation | Forde, 2000 |
| QKWpur-4A.3 | TraesCS4A01G440700 | Protein nrt1 ptr family 1.2 | Nitrate transporters in plants: structure, function and regulation | Forde, 2000 |
| QKWpur-4B | TraesCS4B01G193000 | 6-phosphofructo-2-kinase/fructose-2, 6-bisphosphatase | Sucrose biosynthesis | Lunn, 2016 |
| QKWpur-5A | TraesCS5A01G024700 | Protein FANTASTIC FOUR 3 | Potential to regulate shoot meristem size | Wahl et al., 2010 |
| QKWpur-7A.1 | TraesCS7A01G468200 | SAUR-like auxin-responsive protein family | Role in auxin-mediated cell elongation | Jain et al., 2006 |
| QKWpur-7B.1 | TraesCS7B01G082500 | O-fucosyltransferase family protein | Role in cell-to-cell adhesion | Verger et al., 2016 |