3QBA

Reintroducing Electrostatics into Macromolecular Crystallographic Refinement: Z-DNA (X-ray)

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	Z-DNA	polymer	6	1730.2	2
2	C, D (A, B)	water	water		18.0	41	Chemie (DOD)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	3460.4
All*	Total formula weight	3460.4

*Water molecules are not included.