Ready-to-use ELISA kits are available for the detection of GASZ, an alias of the protein, ankyrin repeat, SAM and basic leucine zipper domain containing 1. The official gene symbol is ASZ1. The protein, with a mass of 53.5 kDa and length of 475 residues, is reported to be cytoplasmic. It may be known by other names, including: C7orf7, ANKL1, germ cell-specific ankyrin SAM and basic leucine zipper domain-containing protein, ankyrin-like protein 1, ankyrin-like 1, and GASZ.