343 Sequence-specific transcription factor which is part of a developmental regulatory system that provides cells with specific positional identities on the anterior-posterior axis (By similarity). MSSSGTLSNYYVDSLIGHEGDEVFAARFGPPGPGTQGRPAGVADGPAAAAEFASCSFAPKSSVFSASWSAVAAQPPAAATMSGLYHPYVSPPPLAAAEPGRYVRSWMEPLPGFPGGAGGGGGSGGGGGGGSGGPGPVPSPGGPANGRHYGIKPETGAAPAPSAASTSSSTSSSSSSKRTECSAARESQGSGGPEFPCNSFLRDKAAAAAAAAAGNGPGVGIGTGPGTGGSSEPSACSDHPSPGCPLKEEEKQPPQPPQQQLDPNNPAANWIHARSTRKKRCPYTKYQTLELEKEFLFNMYLTRDRRYEVARILNLTERQVKIWFQNRRMKMKKMSKEKCPKGD Homeobox protein Hox-D9 Hoxd9 HXD9_RAT