Ready-to-use ELISA kits are available for the detection of Sp7 transcription factor 7, an alias of the protein, Sp7 transcription factor. The official gene symbol is SP7. The protein, with a mass of 45 kDa and length of 431 residues, is reported to be nuclear. It is a member of the Sp1 C2H2-type zinc-finger protein family and may be known by other names, including: osterix, OI12, OI11, zinc finger protein osterix, and transcription factor Sp7.