1WB8

Iron Superoxide Dismutase (FE-SOD) from the Hyperthermophile SULFOLOBUS SOLFATARICUS. 2.3 A Resolution Structure of Recombinant Protein with a Covalently Modified Tyrosine in the Active Site.

Replaces:  1SSS

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)	SUPEROXIDE DISMUTASE [FE]	polymer	210	24142.3	2	UniProt (P80857) Pfam (PF00081) Pfam (PF02777)	SULFOLOBUS SOLFATARICUS
2	C, E (A, B)	FE (III) ION	non-polymer		55.8	2	Chemie (FE)
3	D, F (A, B)	phenylmethanesulfonic acid	non-polymer		172.2	2	Chemie (PMS)
4	G, H (A, B)	water	water		18.0	173	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	48284.6
Non-Polymers*	Number of molecules	4
	Total formula weight	456.1
All*	Total formula weight	48740.7

*Water molecules are not included.