4YWZ

Crystal structure of the extracellular receptor domain of the essential sensor kinase WalK from Staphylococcus aureus

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	Sensor protein kinase WalK	polymer	152	17401.4	2	UniProt (Q2YUQ2) UniProt (by SIFTS) (A6QD58)	Staphylococcus aureus
2	C, D (A, B)	water	water		18.0	386	Chemie (HOH)

Sequence modifications

A, B: 4 - 152 (UniProt: Q2YUQ2)

PDB	External Database	Details
Ser 1	-	expression tag
Asn 2	-	expression tag
Ala 3	-	expression tag
Mse 56	Arg 86	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	34802.7
All*	Total formula weight	34802.7

*Water molecules are not included.