| Allowed Value | Details |
|---|---|
| CCD Core | The chemical component is defined in the core CCD maintained by the wwPDB |
| CCD MA | The chemical component is defined in the ModelArchive extension of the CCD |
| CCD local | The chemical component is defined locally within the mmCIF file instance |
| Allowed Value | Details |
|---|---|
| CCD Core | The chemical component is defined in the core CCD maintained by the wwPDB |
| CCD MA | The chemical component is defined in the ModelArchive extension of the CCD |
| CCD local | The chemical component is defined locally within the mmCIF file instance |