- GCU_PROP_ARROW_COORDS : objprops.h
- GCU_PROP_ARROW_END_ID : objprops.h
- GCU_PROP_ARROW_START_ID : objprops.h
- GCU_PROP_ATOM_CHARGE : objprops.h
- GCU_PROP_ATOM_SYMBOL : objprops.h
- GCU_PROP_ATOM_Z : objprops.h
- GCU_PROP_BOND_BEGIN : objprops.h
- GCU_PROP_BOND_END : objprops.h
- GCU_PROP_BOND_TYPE : objprops.h
- GCU_PROP_DOC_COMMENT : objprops.h
- GCU_PROP_DOC_CREATION_TIME : objprops.h
- GCU_PROP_DOC_CREATOR : objprops.h
- GCU_PROP_DOC_FILENAME : objprops.h
- GCU_PROP_DOC_MIMETYPE : objprops.h
- GCU_PROP_DOC_MODIFICATION_TIME : objprops.h
- GCU_PROP_DOC_TITLE : objprops.h
- GCU_PROP_FRAGMENT_ATOM_ID : objprops.h
- GCU_PROP_FRAGMENT_ATOM_START : objprops.h
- GCU_PROP_ID : objprops.h
- GCU_PROP_POS2D : objprops.h
- GCU_PROP_POS3D : objprops.h
- GCU_PROP_REACTION_ARROW_TYPE : objprops.h
- GCU_PROP_TEXT_ALIGNMENT : objprops.h
- GCU_PROP_TEXT_JUSTIFICATION : objprops.h
- GCU_PROP_TEXT_MARKUP : objprops.h
- GCU_PROP_TEXT_TEXT : objprops.h
- GCU_PROP_THEME_BOND_LENGTH : objprops.h