5M04

Structure of ObgE from Escherichia coli

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	GTPase ObgE/CgtA	polymer	360	39198.7	1	UniProt (P42641) Pfam (PF01018) Pfam (PF01926)	Escherichia coli DH5[alpha]	GTP-binding protein Obg
2	B (A)	GUANOSINE-5'-DIPHOSPHATE	non-polymer		443.2	1	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	C (A)	MAGNESIUM ION	non-polymer		24.3	1	Chemie (MG) PubChem (888)
4	D (A)	water	water		18.0	169	Chemie (HOH)

Sequence modifications

A: 1 - 340 (UniProt: P42641)

PDB	External Database	Details
Met -19	-	initiating methionine
Gly -18	-	expression tag
Ser -17	-	expression tag
Ser -16	-	expression tag
His -15	-	expression tag
His -14	-	expression tag
His -13	-	expression tag
His -12	-	expression tag
His -11	-	expression tag
His -10	-	expression tag
Ser -9	-	expression tag
Ser -8	-	expression tag
Gly -7	-	expression tag
Leu -6	-	expression tag
Val -5	-	expression tag
Pro -4	-	expression tag
Arg -3	-	expression tag
Gly -2	-	expression tag
Ser -1	-	expression tag
His 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	39198.7
Non-Polymers*	Number of molecules	2
	Total formula weight	467.5
All*	Total formula weight	39666.2

*Water molecules are not included.