7DH7

Crystal structure of apo XcZur

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C, D	Transcriptional regulator fur family	polymer	170	18504.0	4	UniProt (Q4UWS5) Pfam (PF01475) In PDB	Xanthomonas campestris pv. campestris (strain 8004)	Zinc-dependent zinc-uptake regulatory protein Zur
2	A, B, C, D	ZINC ION	non-polymer		65.4	4	Chemie (ZN)
3	A, B, C, D	PHOSPHATE ION	non-polymer		95.0	5	Chemie (PO4)
4		water	water		18.0	339	Chemie (HOH)

Sequence modifications

A, B, C, D: 16 - 171 (UniProt: Q4UWS5)

PDB	External Database	Details
Met 2	-	initiating methionine
Gly 3	-	expression tag
Ser 4	-	expression tag
Ser 5	-	expression tag
His 6	-	expression tag
His 7	-	expression tag
His 8	-	expression tag
His 9	-	expression tag
His 10	-	expression tag
His 11	-	expression tag
Ser 12	-	expression tag
Gln 13	-	expression tag
Gly 14	-	expression tag
Ser 15	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	74015.8
Non-Polymers*	Number of molecules	9
	Total formula weight	736.5
All*	Total formula weight	74752.3

*Water molecules are not included.