7BEY

Het-N2-SO3- - De novo designed three-helix heterodimer with Cysteine S-sulfate at the N2 position of the alpha-helix

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, C (A, C)	'Positive' Strand	polymer	50	5462.4	2		synthetic construct
2	B, D (B, D)	'Cys-N2-SO3-' Strand	polymer	50	5405.1	2		synthetic construct
3	E, F (B, D)	SULFATE ION	non-polymer		96.1	2	Chemie (SO4)
4	G, H, I, J (A, B, C, D)	water	water		18.0	238	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	21734.9
Non-Polymers*	Number of molecules	2
	Total formula weight	192.1
All*	Total formula weight	21927.0

*Water molecules are not included.