dc37f04.y1 NICHD_XGC_Emb3 Xenopus laevis cDNA clone IMAGE:3399295 5' similar to gb:X16869 ELONGATION FACTOR 1-ALPHA 1 (HUMAN); gb:M22432 Mus musculus protein synthesis elongation factor Tu (MOUSE); gb:gb|M75873.1|XELEF1AZ Xenopus laevis elongation factor 1-alpha-O gene, (XENOPUS), mRNA sequence