8WTC

Crystal structure of McsB kinase domain complexed with McsA.

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, C	Protein-arginine kinase	polymer	243	27252.8	2	UniProt (P37570) Pfam (PF00217) In PDB	Bacillus subtilis subsp. subtilis str. 168
2	B, D	Protein-arginine kinase activator protein	polymer	187	21199.0	2	UniProt (P37569) Pfam (PF02151) In PDB	Bacillus subtilis subsp. subtilis str. 168
3	B, D	ZINC ION	non-polymer		65.4	2	Chemie (ZN)

Sequence modifications

A, C: 18 - 258 (UniProt: P37570)

PDB	External Database	Details
Gly 16	-	expression tag
Ser 17	-	expression tag

B, D: 1 - 185 (UniProt: P37569)

PDB	External Database	Details
Gly -1	-	expression tag
Ser 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	96903.5
Non-Polymers*	Number of molecules	2
	Total formula weight	130.8
All*	Total formula weight	97034.3

*Water molecules are not included.