Sequence alignment between 4n0c(C) and UniProt seq P01848 (TCA_HUMAN):

P01848 (TCA_HUMAN): T cell receptor alpha chain constant from Homo sapiens
                                                                                                                                    10        20        30        40        50        60        70        80        90       100       110       120       130       140
         ---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+
UniProt: -------------------------------------------------------------------------------------------------------------------IQNPDPAVYQLRDSKSSDKSVCLFTDFDSQTNVSQSKDSDVYITDKTVLDMRSMDFKSNSAVAWSNKSDFACANAFNNSIIPEDTFFPSPESSCDVKLVEKSFETDTNLNFQNLSVIGFRILLLKVAGFNLLMTLRLWSS
         ....................................................................................................................................XX...........................X...........................X.................................................................
PDB seq: AQSVTQPDARVTVSEGASLQLRCKYSYSATPYLFWYVQYPRQGLQMLLKYYSGDPVVQGVNGFEAEFSKSDSSFHLRKASVHWSDSAVYFCAVSAKGTGSKLSFGKGAKLTVSPNIQNPDPAVYQLRDSKSS--SVCLFTDFDSQTNVSQSKDSDVYITDKCVLDMRSMDFKSNSAVAWSNKSDFACAN-FNNSIIPE---------------------------------------------------------
         ----------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+-  ------+---------+---------+---------+---------+-------- +-------                                                         
                  10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190