Ready-to-use ELISA kits are available for the detection of Y box protein 2, an alias of the protein, Y-box binding protein 1. The official gene symbol is YBX1. The kits can detect several species variants of the protein, including: human. The protein, with a mass of 35.9 kDa and length of 324 residues, is reported to be cytoplasmic, nuclear and secreted. It may be known by other names, including: BP-8, Y-box transcription factor, DNA-binding protein B, CCAAT-binding transcription factor I subunit A, and nuclease-sensitive element-binding protein 1, and CSDB.