1ZEM

Crystal Structure of NAD+-Bound Xylitol Dehydrogenase

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, E... (A, B, C, D, E...)	xylitol dehydrogenase	polymer	262	27855.7	8	UniProt (Q8GR61) Pfam (PF00106)	Gluconobacter oxydans
2	I, J, M, O, Q... (A, B, C, D, E...)	NICOTINAMIDE-ADENINE-DINUCLEOTIDE	non-polymer		663.4	8	Chemie (NAD)
3	K, L, N, P, R (C, D, E, F)	MAGNESIUM ION	non-polymer		24.3	5	Chemie (MG)
4	AA, BA, CA, V, W... (F, G, H, A, B...)	water	water		18.0	1648	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	8
	Total formula weight	222846.0
Non-Polymers*	Number of molecules	13
	Total formula weight	5428.9
All*	Total formula weight	228274.9

*Water molecules are not included.