4IHS

Crystal Structure of BenM_DBD/catB site 1 DNA Complex

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C, D	HTH-type transcriptional regulator BenM	polymer	94	10937.6	4	UniProt (O68014) Pfam (PF00126) In PDB	Acinetobacter sp.	Ben and cat operon transcriptional regulator, Transcriptional Regulator BenM DNA Binding Domain
2	E, G	catB site 1 DNA	polymer	25	7637.0	2
3	F, H	catB site 1 DNA - complement	polymer	25	7713.0	2
4	A, C	MALONATE ION	non-polymer		102.0	2	Chemie (MLI)
5	C	SODIUM ION	non-polymer		23.0	1	Chemie (NA)
6		water	water		18.0	20	Chemie (HOH)

Sequence modifications

A, B, C, D: 1 - 87 (UniProt: O68014)

PDB	External Database	Details
Gly 88	-	expression tag
His 89	-	expression tag
His 90	-	expression tag
His 91	-	expression tag
His 92	-	expression tag
His 93	-	expression tag
His 94	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	8
	Total formula weight	74450.3
Non-Polymers*	Number of molecules	3
	Total formula weight	227.1
All*	Total formula weight	74677.4

*Water molecules are not included.