User GuideΒΆ The guide works through pidibble one topic at a time. If you just want a taste, start with the Quickstart. Loading structures Choosing a source Reading a local file Caching and re-downloading Choosing the input format OPM dummy atoms The parsed data model Single records versus record lists Records and their fields Residues and other structured sub-fields Working with the model as a whole Working with records Token groups: COMPND and SOURCE Grouped records: SEQRES Records that relate residues Continuation records Tables Biological assemblies and symmetry Assembly transforms Turning a transform into matrices Crystallographic symmetry PDBx/mmCIF parsing Enabling it Author numbering What it covers Deliberate departures from PDB equivalence Comparing the two parses Current limitations Large structures and hexadecimal serials How the switch is detected Nonconformant files and logging The end-of-parse summary Inspecting nonconformances programmatically Advanced usage and customization Custom field mappers Comment characters Overriding the format specification The format-specification schema Supported record types Reading the columns