3U3B

Crystal Structure of Computationally Redesigned Four-Helix Bundle

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	computationally designed four-helix bundle protein	polymer	113	13266.5	2		synthetic construct
2		water	water		18.0	140	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	26532.9
All*	Total formula weight	26532.9

*Water molecules are not included.