1PUI

Structure of EngB GTPase

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Probable GTP-binding protein engB	polymer	210	23590.9	2	UniProt (P0A6P7) Pfam (PF01926) In PDB	Escherichia coli	engB; essential GTPase for cell cycle
2	A, B	SULFATE ION	non-polymer		96.1	6	Chemie (SO4)
3		water	water		18.0	200	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	47181.8
Non-Polymers*	Number of molecules	6
	Total formula weight	576.4
All*	Total formula weight	47758.1

*Water molecules are not included.