Sequence alignment between 4z5r(K) and UniProt seq :

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