Sequence alignment between 3ixt(H) and UniProt seq :

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