Sequence alignment between 1a0q(L) and UniProt seq P01837 (IGKC_MOUSE):

P01837 (IGKC_MOUSE): Immunoglobulin kappa constant from Mus musculus
                                                                                                                          10        20        30        40        50        60        70        80        90       100       
         ---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+-------
UniProt: ---------------------------------------------------------------------------------------------------------RADAAPTVSIFPPSSEQLTSGGASVVCFLNNFYPKDINVKWKIDGSERQNGVLNSWTDQDSKDSTYSMSSTLTLTKDEYERHNSYTCEATHKTSTSPIVKSFNRNEC
         ..........................................................................................................................................X.........................................................................
PDB seq: IELTQSPSSLSASLGGKVTITCKASQDIKKYIGWYQHKPGKQPRLLIHYTSTLLPGIPSRFRGSGSGRDYSFSISNLEPEDIATYYCLQYYNLRTFGGGTKLEIKRADAAPTVSIFPPSSEQLTSGGASVVCFLNNFYSKDINVKWKIDGSERQNGVLNSWTDQDSKDSTYSMSSTLTLTKDEYERHNSYTCEATHKTSTSPIVKSFNRNE-
         --------+---------+---------+---------+---------+---------+---------+---------+---------+--------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+--- 
                10        20        30        40        50        60        70        80        90      100       110       120       130       140       150       160       170       180       190       200       210