>1xu1_D mol:protein length:138 Tumor necrosis factor ligand superfamily member 13 KKHSVLHLVPVNITSKADSDVTEVMWQPVLRRGRGLEAQGDIVRVWDTGIYLLYSQVLF HDVTFTMGQVVSREGQGRRETLFRCIRSMPSDPDRAYNSCYSAGVFHLHQGDIITVKIP RANAKLSLSPHGTFLGFVKL