NXCI_053_B04_F NXCI (Nsf Xylem Compression wood Inclined) Pinus taeda cDNA clone NXCI_053_B04 5' similar to Arabidopsis thaliana sequence At5g19780 tubulin alpha-5 chain see http://mips.gsf.de/proj/thal/db/index.html, mRNA sequence