8A3I

X-ray crystal structure of a de novo designed antiparallel coiled-coil homotetramer with 3 heptad repeats, apCC-Tet*3

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)	apCC-Tet*3	polymer	25	2649.1	2		synthetic construct
2	C, D (A, B)	water	water		18.0	9	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	5298.2
All*	Total formula weight	5298.2

*Water molecules are not included.