>5nqk_B mol:protein length:251 T-cell receptor beta variable 19,TRB protein MGITQSPKYLFRKEGQNVTLSCEQNLNHDAMYWYRQDPGQGLRLIYYSQIVNDFQKGDI AEGYSVSREKKESFPLTVTSAQKNPTAFYLCASSQGLAGAGELFFGEGSRLTVLEDLKN VFPPEVAVFEPSEAEISHTQKATLVCLATGFYPDHVELSWWVNGKEVHSGVCTDPQPLK EQPALNDSRYCLSSRLRVSATFWQNPRNHFRCQVQFYGLSENDEWTQDRAKPVTQIVSA EAWGRADQDRGGGCD