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. Supp and . Fig, Pax Position Weight Matrices and response of Dbx1 CRMs to Pax3 and PAX3A A. Position Weight Matrices retrieved from data generated by identified by MEME from ChIP-Seq data generated by Soleimani or created using MEME by compiling sites previously identified by B. Immunostaining for ?-Galactosidase and GFP combined with DAPI labelling performed on sections of chick embryos 24hpe with the indicated reporter constructs carrying Dbx1 CRMs and either Pax3-GFP (i-v') or PAX3A- GFP (vi-x') Scale bars, Moore, p.50, 2003.