Chains and heterogens:
PDB Chain Sequences:
>1dxjA (A:) dvgsvidaslfdqllkhrndpacegkgfysynafvtaarsfggfgttgdtntrkrevaaf laqtshettggaagspdgpyawgycfvterdksnkycdpgtpcpagksyygrgpiqlthn ynyaqagralgvdlinnpdlvardavisfktaiwfwmtpqgnkpschdvitnrwtpsaad vaanrtpgfgvitniinggiecgrgpspasgdrigfykrycdvlhlsygpnlncrdqrpf gg