5NHA

Crystal structure of xylose isomerase from Piromyces sp. E2 in complex with two Mn2+ ions and sorbitol

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, D (A, B, C, D)	Xylose isomerase	polymer	437	49458.7	4	UniProt (Q9P8C9) Pfam (PF01261)	Piromyces sp. E2
2	E, F, I, J, M... (A, B, C, D)	MANGANESE (II) ION	non-polymer		54.9	8	Chemie (MN)
3	G, K, O, T (A, B, C, D)	sorbitol	non-polymer		182.2	4	Chemie (SOR)
4	H, L, P, Q (A, B, C)	SULFATE ION	non-polymer		96.1	4	Chemie (SO4)
5	U, V, W, X (A, B, C, D)	water	water		18.0	1982	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	197834.7
Non-Polymers*	Number of molecules	16
	Total formula weight	1552.4
All*	Total formula weight	199387.1

*Water molecules are not included.