3CU5

Crystal structure of a two component transcriptional regulator AraC from Clostridium phytofermentans ISDg

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Two component transcriptional regulator, AraC family	polymer	141	16160.5	2	UniProt (A9KIW7) Pfam (PF00072) In PDB	Clostridium phytofermentans ISDg
2		water	water		18.0	95	Chemie (HOH)

Sequence modifications

A, B: 4 - 133 (UniProt: A9KIW7)

PDB	External Database	Details
Met 1	-	expression tag
Ser 2	-	expression tag
Leu 3	-	expression tag
Glu 134	-	expression tag
Gly 135	-	expression tag
His 136	-	expression tag
His 137	-	expression tag
His 138	-	expression tag
His 139	-	expression tag
His 140	-	expression tag
His 141	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	32321.0
All*	Total formula weight	32321.0

*Water molecules are not included.