Sequence alignment between 4z7u(E) and UniProt seq :

UniProt: 
PDB seq: DAKTTQPNSMESNEEEPVHLPCNHSTISGTDYIHWYRQLPSQGPEYVIHGLTSNVNNRMASLAIAEDRKSSTLILHRATLRDAAVYYCILRDRSNQFYFGTGTSLTVIPNIQNPDPAVYQLRDSKSSDKSVCLFTDFDSQTNVSQSKDSDVYITDKCVLDMRSMDFKSNSAVAWSNKSDFACANAFNNSIIPEDTFFP
         --------+---------+---------+----+---------+-------------------+---------+---------+----------------+---------+---------+---------+---------+---------+---------+---------+---------+---------+-------
                10        20        30   40        50                  80        90       100              120       130       140       150       160       170       180       190       200       210