Sequence alignment between 1n0x(L) and UniProt seq P01834 (IGKC_HUMAN):

P01834 (IGKC_HUMAN): Immunoglobulin kappa constant from Homo sapiens
                                                                                                                             10        20        30        40        50        60        70        80        90       100       
         ---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+-------
UniProt: ------------------------------------------------------------------------------------------------------------RTVAAPSVFIFPPSDEQLKSGTASVVCLLNNFYPREAKVQWKVDNALQSGNSQESVTEQDSKDSTYSLSSTLTLSKADYEKHKVYACEVTHQGLSSPVTKSFNRGEC
         ..........................................................................................................................................................................................................X............
PDB seq: EIVLTQSPGTLSLSPGERATFSCRSSHSIRSRRVAWYQHKPGQAPRLVIHGVSNRASGISDRFSGSGSGTDFTLTITRVEPEDFALYYCQVYGASSYTFGQGTKLERKRTVAAPSVFIFPPSDEQLKSGTASVVCLLNNFYPREAKVQWKVDNALQSGNSQESVTEQDSKDSTYSLSSTLTLSKADYEKHKVYACEVTHQGLRSPVTKSFNRGEC
         ---------+---------+----------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+----
                 10        20         30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200       210