2XUZ

Crystal structure of the triscatecholate siderophore binding protein FeuA from Bacillus subtilis complexed with Ferri-Enterobactin

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	IRON-UPTAKE SYSTEM-BINDING PROTEIN	polymer	311	34746.7	1	UniProt (P40409) Pfam (PF01497) In PDB	BACILLUS SUBTILIS	SIDEROPHORE BINDING PROTEIN, TRISCATECHOLATE BINDING PROTEIN
2	A	N,N',N''-[(3S,7S,11S)-2,6,10-trioxo-1,5,9-trioxacyclododecane-3,7,11-triyl]tris(2,3-dihydroxybenzamide)	non-polymer		669.5	1	Chemie (EB4)
3	A	FE (III) ION	non-polymer		55.8	1	Chemie (FE)
4	A	TETRAETHYLENE GLYCOL	non-polymer		194.2	1	Chemie (PG4)
5	A	DI(HYDROXYETHYL)ETHER	non-polymer		106.1	2	Chemie (PEG)
6	A	PHOSPHATE ION	non-polymer		95.0	1	Chemie (PO4)
7		water	water		18.0	148	Chemie (HOH)

Sequence modifications

A: 2 - 298 (UniProt: P40409)

PDB	External Database	Details
Met 1	-	expression tag
Lys 299	-	expression tag
Leu 300	-	expression tag
Ala 301	-	expression tag
Ala 302	-	expression tag
Ala 303	-	expression tag
Leu 304	-	expression tag
Glu 305	-	expression tag
His 306	-	expression tag
His 307	-	expression tag
His 308	-	expression tag
His 309	-	expression tag
His 310	-	expression tag
His 311	-	expression tag
Thr 161	Ile 180	SEE REMARK 999
Ile 218	Ser 237	SEE REMARK 999

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	34746.7
Non-Polymers*	Number of molecules	6
	Total formula weight	1226.8
All*	Total formula weight	35973.5

*Water molecules are not included.