2XV1

Crystal structure of the triscatecholate siderophore binding protein FeuA from Bacillus subtilis complexed with Ferric MECAM

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	IRON-UPTAKE SYSTEM-BINDING PROTEIN	polymer	311	34746.7	1	UniProt (P40409) Pfam (PF01497)	BACILLUS SUBTILIS	SIDEROPHORE BINDING PROTEIN, TRISCATECHOLATE BINDING PROTEIN
2	B (A)	N,N',N''-[BENZENE-1,3,5-TRIYLTRIS(METHYLENE)]TRIS(2,3-DIHYDROXYBENZAMIDE)	non-polymer		573.5	1	Chemie (ECA)
3	C (A)	FE (III) ION	non-polymer		55.8	1	Chemie (FE)
4	D, E (A)	PHOSPHATE ION	non-polymer		95.0	2	Chemie (PO4)
5	F, G (A)	DI(HYDROXYETHYL)ETHER	non-polymer		106.1	2	Chemie (PEG)
6	H (A)	water	water		18.0	90	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	1031.6
All*	Total formula weight	35778.2

*Water molecules are not included.