Chains and heterogens:
PDB Chain Sequences:
>2b50A (A:) npqvadlkafskhiynaylknfnmtkkkarsiltgkashtapfvihdietlwqaekglvw kqlvnglppykeisvhvfyrcqcttvetvreltefaksipsfsslflndqvtllkygvhe aifamlasivnkdgllvangsgfvtreflrslrkpfsdiiepkfefavkfnalelddsdl alfiaaiilcgdrpglmnvprveaiqdtilralefhlqanhpdaqqlfpkllqkmadlrq lvtehaqmmqrikktetetslhpllqeiykdm
>2b50A (A:) lkafskhiynaylknfnmtkkkarsiltgkashtapfvihdietlwqaekglvwklppyk eisvhvfyrcqcttvetvreltefaksipsfsslflndqvtllkygvheaifamlasivn kdgllvangsgfvtreflrslrkpfsdiiepkfefavkfnalelddsdlalfiaaiilcg drpglmnvprveaiqdtilralefhlqanhpdaqqlfpkllqkmadlrqlvtehaqmmqr ikktetetslhpllqeiykdm
>2b50B (B:) npqvadlkafskhiynaylknfnmtkkkarsiltgkashtapfvihdietlwqaekglvw kqlvnglppykeisvhvfyrcqcttvetvreltefaksipsfsslflndqvtllkygvhe aifamlasivnkdgllvangsgfvtreflrslrkpfsdiiepkfefavkfnalelddsdl alfiaaiilcgdrpglmnvprveaiqdtilralefhlqanhpdaqqlfpkllqkmadlrq lvtehaqmmqrikktetetslhpllqeiykdm
>2b50B (B:) npqvadlkafskhiynaylknfnmtkkkarsiltghtapfvihdietlwqaekglvwklp pykeisvhvfyrcqcttvetvreltefaksipsfsslflndqvtllkygvheaifamlas ivnkdgllvangsgfvtreflrslrkpfsdiiepkfefavkfnalelddsdlalfiaaii lcgdrpglmnvprveaiqdtilralefhlqanhpdaqqlfpkllqkmadlrqlvtehaqm mqrikktetetslhpllqeiykd