homeobox protein Nkx-2.5, CHNG5, CSX, tinman paralog, VSD3, HLHS2, cardiac-specific homeobox 1, NKX4-1, tinman homolog, homeobox protein CSX, homeobox protein NK-2 homolog E, CSX1, NKX2E, NKX 2-5, NK2 transcription factor related, locus 5, NKX2.5, homeobox protein NKX 2-5