@article{tang2003role,
  author = "C. L. Tang and L. Xie and I. Y. Koh and S. Posy and E. Alexov and B. Honig",
  title = "On the role of structural information in remote homology detection and sequence alignment: new methods using hybrid sequence profiles",
  year = 2003,
  journal = "Journal of molecular biology",
  publisher = "Elsevier",
  volume = 334,
  number = 5,
  pages = "1043-1062"
}