Immunogen sequence: ESDSPLAPGP FSKLLQPDMS HHYESWFRPT HPGAEDGSWW DLHPGTSWMD LPHTQGALTS PGHPGALQAG LGGYVGDHQL CAP. SP6 belongs to a family of transcription factors that contain 3 classical zinc finger DNA-binding domains consisting of a zinc atom tetrahedr