8GOI

23-residues Heterotetramic Antiparallel Coiled-Coil Derived From LacI

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, C, E, G (A, C, E, G)	Lac23ys_aEE, an acidic mutant of LacI C-terminal tetramerization helix	polymer	23	2461.6	4		Escherichia coli
2	B, D, F, H (B, D, F, H)	Lac23ys_bRR, a basic mutant of LacI C-terminal tetramerization helix	polymer	23	2572.9	4		Escherichia coli
3	I, J (B, G)	GLYCEROL	non-polymer		92.1	2	Chemie (GOL) PubChem (753)
4	K, L, M, N, O... (A, B, C, D, E...)	water	water		18.0	78	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	8
	Total formula weight	20138.2
Non-Polymers*	Number of molecules	2
	Total formula weight	184.2
All*	Total formula weight	20322.4

*Water molecules are not included.