Ready-to-use ELISA kits are available for the detection of ATR2, an alias of the protein, ATRX chromatin remodeler. The official gene symbol is ATRX. The protein, with a mass of 282.6 kDa and length of 2492 residues, is reported to be nuclear. It is a member of the SNF2/RAD54 helicase family and may be known by other names, including: MRX52, JMS, X-linked nuclear protein, X-linked helicase II, ATP-dependent helicase ATRX, and transcriptional regulator ATRX, and XH2.