Alignments from:
Cameron, C.B., Garey, J.R. and Swalla, B.J. (2000). Evolution of the Chordate Body Plan:
New insights from phylogenetic analyses of deuterostome phyla. Proc. Natl. Acad. Sci.
U.S.A. 95: 4469-4474.

Full deuterostome alignment (nexus format, 29 taxa used for Table 2)

Slow evolving deuterostome taxa only (gambit format, 16 taxa used for Table 2 and Figure 2)

Hemichordate subset (gambit format, 8 taxa used for Figure 3)