1KYY

Lumazine Synthase from S.pombe bound to nitropyrimidinedione

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)	6,7-Dimethyl-8-ribityllumazine Synthase	polymer	159	17206.8	5	UniProt (Q9UUB1) Pfam (PF00885)	Schizosaccharomyces pombe (fission yeast)
2	F, H, J, L, N (A, B, C, D, E)	PHOSPHATE ION	non-polymer		95.0	5	Chemie (PO4)
3	G, I, K, M, O (A, B, C, D, E)	5-NITRO-6-RIBITYL-AMINO-2,4(1H,3H)-PYRIMIDINEDIONE	non-polymer		306.2	5	Chemie (INI)
4	P, Q, R, S, T (A, B, C, D, E)	water	water		18.0	127	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	5
	Total formula weight	86034.0
Non-Polymers*	Number of molecules	10
	Total formula weight	2006.0
All*	Total formula weight	88040.0

*Water molecules are not included.