3W3C

Crystal structure of VirB core domain complexed with the cis-acting site upstream icsb promoter

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	Virulence regulon transcriptional activator VirB	polymer	143	16254.7	1	UniProt (P0A247) Pfam (PF08775)	Shigella flexneri 2a	Cell invasion regulator InvE
2	B (B)	DNA (26-MER)	polymer	26	8097.2	1
3	C (C)	DNA (26-MER)	polymer	26	7875.1	1
4	D, E, F (A, B, C)	water	water		18.0	70	Chemie (HOH)

Sequence modifications

A: 129 - 250 (UniProt: P0A247)

PDB	External Database	Details
Met 108	-	expression tag
Gly 109	-	expression tag
Ser 110	-	expression tag
Ser 111	-	expression tag
His 112	-	expression tag
His 113	-	expression tag
His 114	-	expression tag
His 115	-	expression tag
His 116	-	expression tag
His 117	-	expression tag
Ser 118	-	expression tag
Ser 119	-	expression tag
Gly 120	-	expression tag
Leu 121	-	expression tag
Val 122	-	expression tag
Pro 123	-	expression tag
Arg 124	-	expression tag
Gly 125	-	expression tag
Ser 126	-	expression tag
His 127	-	expression tag
Met 128	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	3
	Total formula weight	32227.1
All*	Total formula weight	32227.1

*Water molecules are not included.