8WTB

Crystal structure of McsA/McsB complex truncated by chymotrypsin

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, C (A, C)	Protein-arginine kinase	polymer	365	41782.9	2	UniProt (P37570) Pfam (PF00217)	Bacillus subtilis subsp. subtilis str. 168
2	B, D (B, D)	Protein-arginine kinase activator protein	polymer	187	21199.0	2	UniProt (P37569) Pfam (PF02151)	Bacillus subtilis subsp. subtilis str. 168
3	E, F (B, D)	ZINC ION	non-polymer		65.4	2	Chemie (ZN)

Sequence modifications

A, C: 1 - 363 (UniProt: P37570)

PDB	External Database	Details
Gly -1	-	expression tag
Ser 0	-	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	125963.8
Non-Polymers*	Number of molecules	2
	Total formula weight	130.8
All*	Total formula weight	126094.6

*Water molecules are not included.