1ZG1

NarL complexed to nirB promoter non-palindromic tail-to-tail DNA site

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, D (C, H)	5'-D(*CP*GP*TP*AP*CP*TP*CP*CP*TP*TP*AP*AP*TP*GP*GP*GP*TP*AP*CP*G)-3'	polymer	20	6125.0	2
2	B, C (D, G)	5'-D(*CP*GP*TP*AP*CP*CP*CP*AP*TP*TP*AP*AP*GP*GP*AP*GP*TP*AP*CP*G)-3'	polymer	20	6143.0	2
3	E, F, G, H (A, B, E, F)	Nitrate/nitrite response regulator protein narL	polymer	82	9827.9	4	UniProt (P0AF28) Pfam (PF00196)	Escherichia coli
4	I, J, K, L, M... (C, G, H, A, B...)	SULFATE ION	non-polymer		96.1	9	Chemie (SO4)
5	R, S, T, U, V... (C, D, G, H, A...)	water	water		18.0	89	Chemie (HOH)

Sequence modifications

A, B, E, F: 147 - 216 (UniProt: P0AF28)

PDB	External Database	Details
Mse 135	-	expression tag
Arg 136	-	expression tag
Gly 137	-	expression tag
Ser 138	-	expression tag
His 139	-	expression tag
His 140	-	expression tag
His 141	-	expression tag
His 142	-	expression tag
His 143	-	expression tag
His 144	-	expression tag
Gly 145	-	expression tag
Ser 146	-	expression tag
Mse 175	Met 175	modified residue
Mse 194	Met 194	modified residue
Mse 198	Met 198	modified residue

Contents of the asymmetric unit

Polymers	Number of chains	8
	Total formula weight	63847.6
Non-Polymers*	Number of molecules	9
	Total formula weight	864.6
All*	Total formula weight	64712.1

*Water molecules are not included.