Sequence alignment between 1n64(L) and UniProt seq :

UniProt: 
PDB seq: DIVMSQSPSSLAVSAGEKVTMSCKSSQSLLNSRTRKNYLAWYQQKPGQSPKVLIYWASTRESGVPDRFTGRGSGTDFTLTISSVQAEDQAVYYCKQAYIPPLTFGAGTKLELKRADAAPTVSIFPPSSEQLTSGGASVVCFLNNFYPKDINVKWKIDGSERQNGVLNSWTDQDSKDSTYSMSSTLTLTKDEYERHNSYTCEATHKTSTSPIVKSFNRNEC
         ---------+---------+---------------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+----
                 10        20              30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200       210