Sequence alignment between 6nux(B) and UniProt seq P61769 (B2MG_HUMAN):

P61769 (B2MG_HUMAN): Beta-2-microglobulin from Homo sapiens
                 10        20        30        40        50        60        70        80        90       100       110              
         ---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------
UniProt: MSRSVALAVLALLSLSGLEAIQRTPKIQVYSRHPAENGKSNFLNCYVSGFHPSDIEVDLLKNGERIEKVEHSDLSFSKDWSFYLLYYTEFTPTEKDEYACRVNHVTLSQPKIVKWDRDM-----
PDB seq: --------------------IQRTPKIQVYSRHPAENGKSNFLNCYVSGFHPSDIEVDLLKNGERIEKVEHSDLSFSKDWSFYLLYYTEFTPTEKDEYACRVNHVTLSQPKIVKWDRDMGSLVP
                             --------+---------+---------+---------+---------+---------+---------+---------+---------+---------+-----
                                    10        20        30        40        50        60        70        80        90       100