6B2X

Apo YiuA Crystal Form 1

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Solute-binding periplasmic protein of iron/siderophore ABC transporter	polymer	401	43686.7	2	UniProt (Q8D027) Pfam (PF01497) In PDB	Yersinia pestis
2	A, B	CHLORIDE ION	non-polymer		35.5	2	Chemie (CL)
3	A, B	SODIUM ION	non-polymer		23.0	2	Chemie (NA)
4		water	water		18.0	408	Chemie (HOH)

Sequence modifications

A, B: -37 - 351 (UniProt: Q8D027)

PDB	External Database	Details
Leu 352	-	expression tag
Glu 353	-	expression tag
His 354	-	expression tag
His 355	-	expression tag
His 356	-	expression tag
His 357	-	expression tag
His 358	-	expression tag
His 359	-	expression tag
His 360	-	expression tag
His 361	-	expression tag
His 362	-	expression tag
His 363	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	87373.5
Non-Polymers*	Number of molecules	4
	Total formula weight	116.9
All*	Total formula weight	87490.3

*Water molecules are not included.