3SL2

ATP Forms a Stable Complex with the Essential Histidine Kinase WalK (YycG) Domain

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Sensor histidine kinase yycG	polymer	177	20646.2	1	UniProt (Q45614) Pfam (PF02518) In PDB	Bacillus subtilis
2	A	MAGNESIUM ION	non-polymer		24.3	2	Chemie (MG)
3	A	ADENOSINE-5'-TRIPHOSPHATE	non-polymer		507.2	1	Chemie (ATP)
4		water	water		18.0	115	Chemie (HOH)

Sequence modifications

A: 451 - 611 (UniProt: Q45614)

PDB	External Database	Details
Met 450	-	initiating methionine
Glu 612	-	expression tag
Asn 613	-	expression tag
Leu 614	-	expression tag
Tyr 615	-	expression tag
Phe 616	-	expression tag
Gln 617	-	expression tag
Ser 618	-	expression tag
Leu 619	-	expression tag
Glu 620	-	expression tag
His 621	-	expression tag
His 622	-	expression tag
His 623	-	expression tag
His 624	-	expression tag
His 625	-	expression tag
His 626	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	20646.2
Non-Polymers*	Number of molecules	3
	Total formula weight	555.8
All*	Total formula weight	21202.0

*Water molecules are not included.