dc39b12.y1 NICHD_XGC_Emb3 Xenopus laevis cDNA clone IMAGE:3399455 5' similar to gb:X00734_cds1 TUBULIN BETA-5 CHAIN (HUMAN); gb:X04663 Mouse mRNA for beta-tubulin (MOUSE); gb:gb|L06232.1|XELTUBB Xenopus laevis beta-tubulin mRNA, complete (XENOPUS), mRNA sequence