Sequence alignment between 1xf3(H) and UniProt seq :

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