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Comprehensive Format Guide Version 3.2

During the past year, the wwPDB annotators have collaborated on a project to clarify the details and procedures related to data processing and annotation. The result is a PDB Contents Guide Version 3.2 that more fully describes the PDB file format. This document is available as a PDF and in HTML, and is accompanied by a document highlighting these clarifications.

In the coming months, all files released by the wwPDB will follow the format as described in this document. Details will be made available on this website and at

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