UniProt:
PDB seq: LPVLTQPASVSGSPGQSITISCTGTIYDVGKFDLVSWYQHHPGKAPKYLIYEVKKWPSGVSHRFSGSKSGNTASLTISGLQVEDEADYYCCSFGGSAAVVCGGGTKVTVLG
---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+-
240 250 260 270 280 290 300 310 320 330 340