2ALX

Ribonucleotide Reductase R2 from Escherichia coli in space group P6(1)22

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Ribonucleoside-diphosphate reductase 1	polymer	340	39635.9	1	UniProt (P69924) Pfam (PF00268) In PDB	Escherichia coli	Ribonucleotide reductase 1, B2 protein, R2 protein
2	A	MANGANESE (II) ION	non-polymer		54.9	2	Chemie (MN)
3	A	MERCURY (II) ION	non-polymer		200.6	4	Chemie (HG)

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	39635.9
Non-Polymers*	Number of molecules	6
	Total formula weight	912.2
All*	Total formula weight	40548.2

*Water molecules are not included.