Orthology established by Liao et al., 2007 (20 genes)

Orthology for atp2b1a ( Chr: 4 )
Orthology for atp2b1b ( Chr: 25 )
Orthology for atp2b2 ( Chr: 11 )
Orthology for atp2b3a ( Chr: 8 )
Orthology for atp2b3b ( Chr: 23 )
Orthology for atp2b4 ( Chr: 11 )
Orthology for slc8a1a ( Chr: 11 )
Orthology for slc8a1b ( Chr: 17 )
Orthology for slc8a2a ( Chr: 5 )
Orthology for slc8a2b ( Chr: 15 )
Orthology for slc8a3 ( Chr: 13 )