Sequence alignment between 4f15(C) and UniProt seq :

UniProt: 
PDB seq: IQMTQSPASLAVSPGQRATITCRASESVSNFINWFQQKPGQPPKLLIYTASNKGTGVPARFSGSGSGTDFTLTINPVEAEDTANYFCQQTKEVPYGTFGGTKLEIKRADAAPTVSIFPPSSEQLTSGASVVCFLNNFYPKINVKWKIDGSERQNGVLNSWTDQDSKDSTYSMSSTLTLYERHNSYTCEATHKTSTSPIVKSFN
         ---------+---------+---------------+---------+---------+---------+---------+---------+---------+---------+---------+---------+--------+--------+---------+---------+---------+-----+---------+---------+---
                 10        20              40        50        60        70        80        90       100       110       120       130      140      150       160       170       180   190       200       210