3DA3

Crystal Structure of Colicin M, A Novel Phosphatase Specifically Imported by Escherichia Coli

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	Colicin-M	polymer	278	30412.5	2	UniProt (P05820) Pfam (PF14859)	Escherichia coli
2	C, D (A, B)	MAGNESIUM ION	non-polymer		24.3	2	Chemie (MG)
3	E, F (A, B)	water	water		18.0	144	Chemie (HOH)

Sequence modifications

A, B: 1 - 271 (UniProt: P05820)

PDB	External Database	Details
Ala 272	-	expression tag
His 273	-	expression tag
His 274	-	expression tag
His 275	-	expression tag
His 276	-	expression tag
His 277	-	expression tag
His 278	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	60824.9
Non-Polymers*	Number of molecules	2
	Total formula weight	48.6
All*	Total formula weight	60873.5

*Water molecules are not included.