1 >BS1-fragment 7fab light chain variable region
2 TISCTGSSSNIGAGNHVKWYQQLPG
3 >BS2-fragment 2fb4 light chain variable region
4 VTISCTGTSSNIGSITVNWYQQLPG
5 >BS3-fragment 2fb4 heavy chain variable region
6 LRLSCSSSGFIFSSYAMYWVRQAPG
7 >BS4-fragment 7fab heavy chain variable region
8 LSLTCTVSGTSFDDYYSTWVRQPPG