ELISA kits for the study of the target, C10orf54 are available in ready-to-use formats. The protein is also known as V-set immunoregulatory receptor or VSIR. It is a 311-residue protein with a membrane localization. Other alias names for this target include: sisp-1, platelet receptor GI24, V-domain Ig suppressor of T cell activation, PDCD1 homolog, Death Domain1alpha, V-type immunoglobulin domain-containing suppressor of T-cell activation, and B7H5.