Sequence alignment between 3rvx(D) and UniProt seq :

UniProt: 
PDB seq: EVQLQESGPGLVKPSQSLSLTCTVTGYSITSDYAWNWIRQFPGNKLEWMGYISYSGTTSYNPSLKSRISITRDTSKNQFFLQLNSVTTEDTATYYCGRTGVYRYPERAPYWGQGTLVTVSAAKTTPPSVYPLAPGSMVTLGCLVKGYFPEPVTVTWNSGSLSSGVHTFPAVLQSDLYTLSSSVTVPSSTWPSETVTCNVAHPASSTKVDKKIVP
         ---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+-------------+---------+---------+---------+---------+---------+---------+---------+
                 10        20        30        40        50        60        70        80        90       100       110       120       130           150       160       170       180       190       200       210       220