List all ions in a PDB file, and the atoms they contact.
The ions in a PDB file are listed, and their
'residue' numbers are listed. Look also at the
about the output format. The atoms that make a
contact with the ions are listed too (in the
If you have detected any error, or have any question or suggestion,
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Roland Krause, Maarten L Hekkelman, Jens E Nielsen,