Figure 1.

SIBLING (DSPP, DMP1, IBSP MEPE and SPP1) presence in vertebrates. Illustrative representation of the SIBLING (DSPP, DMP1, IBSP MEPE and SPP1) genes presence/absence in vertebrates. The estimated divergence time of the different groups are placed near the nodes.

Machado et al. BMC Evolutionary Biology 2011 11:342   doi:10.1186/1471-2148-11-342
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