>sp|P52952-3|NKX25_HUMAN Isoform 3 of Homeobox protein Nkx-2.5 OS=Homo sapiens OX=9606 GN=NKX2-5 MFPSPALTPTPFSVKDILNLEQQQRSLAAAGELSARLEATLAPSSCMLAAFKPEAYAGPE AAAPGLPELRAELGRAPSPAKCASAFPAAPAFYPRAYSDPDPAKDPRAEKKA