dc40h07.y1 NICHD_XGC_Emb3 Xenopus laevis cDNA clone IMAGE:3399613 5' similar to gb:M28698 Mus musculus cytokeratin No. 19 mRNA, complete cds (MOUSE); gb:gb|M11940.1|XELKERCB Xenopus laevis gastrula stage epidermal type (XENOPUS), mRNA sequence