Chains and heterogens:
PDB Chain Sequences:
>1a2kA (A:) mgdkpiweqigssfiqhyyqlfdndrtqlgaiyidascltwegqqfqgkaaiveklsslp fqkiqhsitaqdhqptpdsciismvvgqlkadedpimgfhqmfllknindawvctndmfr lalhnfg
>1a2kA (A:) kpiweqigssfiqhyyqlfdndrtqlgaiyidascltwegqqfqgkaaiveklsslpfqk iqhsitaqdhqptpdsciismvvgqlkadedpimgfhqmfllknindawvctndmfrlal hnfg
>1a2kB (B:) mgdkpiweqigssfiqhyyqlfdndrtqlgaiyidascltwegqqfqgkaaiveklsslp fqkiqhsitaqdhqptpdsciismvvgqlkadedpimgfhqmfllknindawvctndmfr lalhnfg
>1a2kB (B:) kpiweqigssfiqhyyqlfdndrtqlgaiyidascltwegqqfqgkaaiveklsslpfqk iqhsitaqdhqptpdsciismvvgqlkadedpimgfhqmfllknindawvctndmfrlal hnfg
>1a2kC (C:) maaqgepqvqfklvlvgdggtgkttfvkrhltgefekkyvatlgvevhplvfhtnrgpik fnvwdtagqekfgglrdgyyiqaqcaiimfdvtsrvtyknvpnwhrdlvrvcenipivlc gnkvdikdrkvkaksivfhrkknlqyydisaksnynfekpflwlarkligdpnlefvamp alappevvmdpalaaqyehdlevaqttalpdedddl
>1a2kC (C:) qvqfklvlvgdggtgkttfvkrhltgefekkyvatlgvevhplvfhtnrgpikfnvwdta gqekfgglrdgyyiqaqcaiimfdvtsrvtyknvpnwhrdlvrvcenipivlcgnkvdik drkvkaksivfhrkknlqyydisaksnynfekpflwlarkligdpnlefvampalappev vmdpalaaqyehdlev
>1a2kD (D:) maaqgepqvqfklvlvgdggtgkttfvkrhltgefekkyvatlgvevhplvfhtnrgpik fnvwdtagqekfgglrdgyyiqaqcaiimfdvtsrvtyknvpnwhrdlvrvcenipivlc gnkvdikdrkvkaksivfhrkknlqyydisaksnynfekpflwlarkligdpnlefvamp alappevvmdpalaaqyehdlevaqttalpdedddl
>1a2kD (D:) qvqfklvlvgdggtgkttfvkrhltgefekkyvatlgvevhplvfhtnrgpikfnvwdta gqekfgglrdgyyiqaqcaiimfdvtsrvtyknvpnwhrdlvrvcenipivlcgnkvdik drkvkaksivfhrkknlqyydisaksnynfekpflwlarkligdpnlefvampalappev vmdpalaaqyehdlevaqt
>1a2kE (E:) maaqgepqvqfklvlvgdggtgkttfvkrhltgefekkyvatlgvevhplvfhtnrgpik fnvwdtagqekfgglrdgyyiqaqcaiimfdvtsrvtyknvpnwhrdlvrvcenipivlc gnkvdikdrkvkaksivfhrkknlqyydisaksnynfekpflwlarkligdpnlefvamp alappevvmdpalaaqyehdlevaqttalpdedddl
>1a2kE (E:) qvqfklvlvgdggtgkttfvkrhltgefekkyvatlgvevhplvfhtnrgpikfnvwdta gqekfgglrdgyyiqaqcaiimfdvtsrvtyknvpnwhrdlvrvcenipivlcgnkvdik drkvkaksivfhrkknlqyydisaksnynfekpflwlarkligdpnlefvampalappev vmdpalaaqyehdlevaqttalpde