Orthology established by Daza et al., 2011 (18 genes)

Orthology for igfbp1a ( Chr: 20 )
Orthology for igfbp1b ( Chr: 2 )
Orthology for igfbp2a ( Chr: 6 )
Orthology for igfbp2b ( Chr: 9 )
Orthology for igfbp3 ( Chr: 20 )
Orthology for igfbp5a ( Chr: 6 )
Orthology for igfbp5b ( Chr: 9 )
Orthology for igfbp6a ( Chr: 11 )
Orthology for igfbp6b ( Chr: 23 )