2ZCN

Crystal structure of IcaR, a repressor of the TetR family

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 (A, B, C, D)	Biofilm operon icaABCD HTH-type negative transcriptional regulator icaR	polymer	192	23158.2	4	UniProt (Q5HKQ1) Pfam (PF00440) Pfam (PF18665)	Staphylococcus epidermidis	Intercellular adhesion protein R, intercellular adhesion regulator, IcaR repressor
2	E, F, G, H (A, B, C, D)	water	water		18.0	740	Chemie (HOH)

Sequence modifications

A, B, C, D: 1 - 185 (UniProt: Q5HKQ1)

PDB	External Database	Details
Met -6	-	expression tag
His -5	-	expression tag
His -4	-	expression tag
His -3	-	expression tag
His -2	-	expression tag
His -1	-	expression tag
His 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	92632.8
All*	Total formula weight	92632.8

*Water molecules are not included.