Sequence alignment between 4ei6(C) and UniProt seq :

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