Table 4

The top ten positional candidate genes located in the wood density QTL interval on linkage group 9 of the F1hybrid parent in theE. urophyllabackcross family (52.2 cM, 28,269,541 bp to 70.9 cM, 37,191,970 bp,E. grandisgenome assembly V1.0,http://www.phytozome.net/ webcite)
Gene identification Physical position (bp) At. identification At. description eQTL on linkage group eQTL position (cM) Correlation with wood density (R2)
Eucgr.I01988.1 29,648,986 AT5G15410.1 Cyclic nucleotide-regulated ion channel family protein 4, 6, 10 12, 101, 51 0.53
Eucgr.I02335.1 33,854,742 AT2G17820.1 Histidine kinase 1 4, 9, 10 27, 52, 74 0.52
Eucgr.I02215.1 32,019,312 AT5G65980.1 Auxin efflux carrier family protein 2, 9 74, 71 0.51
Eucgr.I02312.1 33,682,442 AT1G68490.1 Unknown 9, 10 58, 74 0.48
Eucgr.I02402.1 34,626,812 AT3G50930.1 Cytochrome BC1 synthesis 4, 10 20, 79 0.48
Eucgr.I02479.1 35,623,844 AT2G46600.1 Calcium-binding EF-hand family protein 10 48 0.47
Eucgr.I02498.1 35,941,078 AT1G23780.1 F-box family protein 9 52 0.43
Eucgr.I02108.1 30,728,548 AT3G19660.1 Unknown 10 51 0.42
Eucgr.I02337.1 33,876,173 AT5G66180.1 S-adenosyl-L-methionine-dependent methyltransferases superfamily protein 9 67 0.41
Eucgr.I01935.1 29,248,252 AT5G39865.1 Glutaredoxin family protein 4, 10 33, 77 0.41

The positional candidate genes were identified using physical location, expression analysis and correlation of transcript abundance with wood density trait variation.

At, Arabidopsis thaliana; eQTL, Expression quantitative trait locus; Eucgr., Eucalyptus grandis; QTL, Quantitative trait locus.

Kullan et al.

Kullan et al. BMC Genetics 2012 13:60   doi:10.1186/1471-2156-13-60

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