Chains and heterogens:
PDB Chain Sequences:
>3blm_ (-) kelndlekkynahigvyaldtksgkevkfnsdkrfayastskainsailleqvpynklnk kvhinkddivayspilekyvgkditlkalieasmtysdntannkiikeiggikkvkqrlk elgdkvtnpvryeielnyyspkskkdtstpaafgktlnkliangklskenkkflldlmln nksgdtlikdgvpkdykvadksgqaityasrndvafvypkgqsepivlviftnkdnksdk pndklisetaksvmkef