NXCI_033_G10_F NXCI (Nsf Xylem Compression wood Inclined) Pinus taeda cDNA clone NXCI_033_G10 5' similar to Arabidopsis thaliana sequence At2g02760 putative ubiquitin-conjugating enzyme E2 see http://mips.gsf.de/proj/thal/db/index.html, mRNA sequence