UniProt:
PDB seq: VQLVESSLRLSCAASGYTYSPYCMGWFRQAPGKAREGVATVDLDGSTIYADSVKGRFTISQDNAKNTLYLQMNSLKPEDTAMYYCASRTRAGVTCGLNWAIFSYWGQGTQVTVS
--------------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------
450 460 470 480 490 500 510 520 530 540