>sp|P0C6B2-2|PTCRA_MOUSE Isoform 2 of Pre T-cell antigen receptor alpha OS=Mus musculus OX=10090 GN=Ptcra MARTWLLLLLGVRCQALPSGESSTARSCFPEPLGGTQRQVLWLSLLRLLLFKLLLLDVLL TCSHLRLHVLAGQHLQPPPSRKSLPPTHRIWT