4R5L

Crystal structure of the DnaK C-terminus (Dnak-SBD-C)

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	Chaperone protein DnaK	polymer	230	25237.4	4	UniProt (P0A6Y8) Pfam (PF00012) In PDB	Escherichia coli	HSP70, Heat shock 70 kDa protein, Heat shock protein 70
2	A, B, C, D	SULFATE ION	non-polymer		96.1	10	Chemie (SO4)
3	A, C	PHOSPHATE ION	non-polymer		95.0	3	Chemie (PO4)
4	C	CALCIUM ION	non-polymer		40.1	1	Chemie (CA)
5		water	water		18.0	22	Chemie (HOH)

Sequence modifications

A, B, C, D: 389 - 607 (UniProt: P0A6Y8)

PDB	External Database	Details
Met 378	-	expression tag
His 379	-	expression tag
His 380	-	expression tag
His 381	-	expression tag
His 382	-	expression tag
His 383	-	expression tag
His 384	-	expression tag
Ile 385	-	expression tag
Glu 386	-	expression tag
Gly 387	-	expression tag
Arg 388	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	100949.5
Non-Polymers*	Number of molecules	14
	Total formula weight	1285.6
All*	Total formula weight	102235.1

*Water molecules are not included.