NCIt definition : Human TCL1B wild-type allele is located in the vicinity of 14q32.1 and is approximately
30 kb in length. This allele, which encodes T-cell leukemia/lymphoma protein 1B, may
be involved in the modulation of embryogenesis, cell survival and cellular proliferation.
The wild-type allele is expressed at elevated levels in T cell leukemias.;