3DPO

Crystal structure of the substrate binding domain of E. coli DnaK in complex with a short pyrrhocoricin-derived inhibitor peptide

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Chaperone protein dnaK	polymer	219	23820.8	2	UniProt (P0A6Y8) Pfam (PF00012) In PDB	Escherichia coli	Heat shock protein 70, Heat shock 70 kDa protein, HSP70
2	C, D	inhibitor peptide	polymer	11	1356.7	2	UniProt (by SIFTS) (P37362) In PDB
3	A, B	SULFATE ION	non-polymer		96.1	6	Chemie (SO4)
4		water	water		18.0	496	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	50354.9
Non-Polymers*	Number of molecules	6
	Total formula weight	576.4
All*	Total formula weight	50931.2

*Water molecules are not included.