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Figure 4 | BMC Biotechnology

Figure 4

From: Site-directed in vitro immunization leads to a complete human monoclonal IgG4λ that binds specifically to the CDR2 region of CTLA-4 (CD152) without interfering the engagement of natural ligands

Figure 4

Partial deduced protein sequences of the mAb. Panel A represents the alignments of VH to known human VH sequences of the highest homology scoring. Panel B represents the alignments of VL to known human VL sequences of the highest homology scoring. FR, framework region; CDR, complementarity-determining region. Asterisks indicate amino acid identity to germline. Sequences are available from GenBank under accession numbers AY847516 (VH); AY847517 (VL); AB019439 (VH3–30 and VH3–33); BAC01778; S78058 and CAA38313. Homology searches were accomplished over the www using the program BLAST (Basic Local Alignment Search Tool) from NCBI (National Center for Biotechnology Information; Washington, DC.). A 12-aa CDRH3 sequenced Ala-His-Gly-Asp-Tyr-Gly-Arg-Asp-Gly-Met-Asp-Val was noted.

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