7AIK

Ribonucleotide Reductase R2 protein from Aquifex aeolicus

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 subunit beta,Ribonucleoside-diphosphate reductase subunit beta	polymer	321	38619.0	1	UniProt (O67475) Pfam (PF00268) In PDB	Aquifex aeolicus VF5	Ribonucleotide reductase small subunit,Ribonucleotide reductase small subunit
2	A	FE (II) ION	non-polymer		55.8	2	Chemie (FE2)
3		water	water		18.0	111	Chemie (HOH)

Sequence modifications

A: 7 - 230 (UniProt: O67475)
A: 231 - 327 (UniProt: O67475)

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	38619.0
Non-Polymers*	Number of molecules	2
	Total formula weight	111.7
All*	Total formula weight	38730.7

*Water molecules are not included.