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Table 1 Groupings of mouse Obox genes with corresponding expression patterns

From: Mouse Obox and Crxos modulate preimplantation transcriptional profiles revealing similarity between paralogous mouse and human homeobox genes

Human orthologue Group Subgroup Members with ORF and HD Members expressed in embryo Example Expression
TPRX2 OboxA OboxAa 5 5 Oboxa7 Two cell to four cell
OboxAb 4 4 Oboxa4 Oocyte to two cell
OboxAc 1 1 Oboxa1 Two cell to morula
OboxB OboxB 1 1 Oboxb2 Two cell to four cell
OboxC OboxC 1 1 Oboxc Two cell to eight cell
OboxD OboxD 16 1* Oboxd10 Two cell
TPRX1 Crxos NA 3 3 Crxos Two cell to blastocyst
  1. * Exact number uncertain because of 100% sequence similarity