4UHS

Crystal structure of the receiver domain of CpxR from E. coli (tetragonal form)

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 (A, B, C)	TRANSCRIPTIONAL REGULATORY PROTEIN CPXR	polymer	136	15561.9	3	UniProt (P0AE88) Pfam (PF00072)	ESCHERICHIA COLI	CPXR
2	D, E, F (A, B, C)	MAGNESIUM ION	non-polymer		24.3	3	Chemie (MG)

Sequence modifications

A, B, C: 1 - 123 (UniProt: P0AE88)

PDB	External Database	Details
Lys 124	-	expression tag
Leu 125	-	expression tag
Ala 126	-	expression tag
Ala 127	-	expression tag
Ala 128	-	expression tag
Leu 129	-	expression tag
Glu 130	-	expression tag
His 131	-	expression tag
His 132	-	expression tag
His 133	-	expression tag
His 134	-	expression tag
His 135	-	expression tag
His 136	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	3
	Total formula weight	46685.8
Non-Polymers*	Number of molecules	3
	Total formula weight	72.9
All*	Total formula weight	46758.7

*Water molecules are not included.