Sequence alignment between 9k3p(N) and UniProt seq :

UniProt: 
PDB seq: QESGGGLVQPGGSLRLSCAASGFTFSNYKMNWVRQAPGKGLEWVSDISQSGASISYTGSVKGRFTISRDNAKNTLYLQMNSLKPEDTAVYYCARCPAPFTRDCFDVTSTTYAYRGQGTQVTVS
         -----+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+-------
             10        20        30        40        50        60        70        80        90       100       110       120