5X4B

Crystal Structure of N-terminal G-domain of EngA from Bacillus subtilis

Replaces:  4KYU

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)	GTPase Der	polymer	162	17778.0	2	UniProt (P50743) Pfam (PF01926)	Bacillus subtilis (strain 168)	GTP-binding protein EngA
2	C, H (A, B)	GUANOSINE-5'-DIPHOSPHATE	non-polymer		443.2	2	Chemie (GDP) PubChem (136073927) PubChem (135398619) PubChem (135402030) PubChem (135431654) PubChem (135566337) PubChem (135760556) PubChem (136026707) PubChem (136053418) PubChem (136663964) PubChem (136664748) PubChem (136759848) PubChem (136759849) PubChem (136759850) PubChem (136836636) PubChem (136847074) PubChem (172898537)
3	D, E, G (A)	POTASSIUM ION	non-polymer		39.1	3	Chemie (K) PubChem (813)
4	F, J (A, B)	MAGNESIUM ION	non-polymer		24.3	2	Chemie (MG) PubChem (888)
5	I (B)	SODIUM ION	non-polymer		23.0	1	Chemie (NA) PubChem (923)
6	K, L (A, B)	water	water		18.0	256	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	35556.1
Non-Polymers*	Number of molecules	8
	Total formula weight	1075.3
All*	Total formula weight	36631.3

*Water molecules are not included.