4KGS

Backbone Modifications in the Protein GB1 Loops: beta-3-Val21, beta-3-Asp40

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)	Streptococcal Protein GB1 Backbone Modified Variant: beta-3-Val21, beta-3-Asp40	polymer	57	6211.7	2	Pfam (PF01378) UniProt (by SIFTS) (P06654)
2	C, D (A, B)	GLYCEROL	non-polymer		92.1	2	Chemie (GOL)
3	E, F (A, B)	water	water		18.0	115	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	12423.5
Non-Polymers*	Number of molecules	2
	Total formula weight	184.2
All*	Total formula weight	12607.7

*Water molecules are not included.