4D6Y

Crystal structure of the receiver domain of NtrX from Brucella abortus in complex with beryllofluoride and magnesium

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)	BACTERIAL REGULATORY, FIS FAMILY PROTEIN	polymer	148	16332.6	2	UniProt (Q2YPW6) Pfam (PF00072)	BRUCELLA ABORTUS	NTRX
2	C, E (A, B)	BERYLLIUM TRIFLUORIDE ION	non-polymer		66.0	2	Chemie (BEF)
3	D, F (A, B)	MAGNESIUM ION	non-polymer		24.3	2	Chemie (MG)
4	G, H (A, B)	water	water		18.0	106	Chemie (HOH)

Sequence modifications

A, B: 1 - 126 (UniProt: Q2YPW6)

PDB	External Database	Details
Met -13	-	expression tag
Ala -12	-	expression tag
Ser -11	-	expression tag
Met -10	-	expression tag
Thr -9	-	expression tag
Gly -8	-	expression tag
Gly -7	-	expression tag
Gln -6	-	expression tag
Gln -5	-	expression tag
Met -4	-	expression tag
Gly -3	-	expression tag
Arg -2	-	expression tag
Gly -1	-	expression tag
Ser 0	-	expression tag
Leu 127	-	expression tag
Glu 128	-	expression tag
His 129	-	expression tag
His 130	-	expression tag
His 131	-	expression tag
His 132	-	expression tag
His 133	-	expression tag
His 134	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	32665.2
Non-Polymers*	Number of molecules	4
	Total formula weight	180.6
All*	Total formula weight	32845.8

*Water molecules are not included.