3MK3

Crystal structure of Lumazine synthase from Salmonella typhimurium LT2

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, AA, AB, B, BA... (A, B, C, D, E...)	6,7-dimethyl-8-ribityllumazine synthase	polymer	156	16022.2	60	UniProt (P66038) Pfam (PF00885)	Salmonella typhimurium	DMRL synthase, Lumazine synthase, Riboflavin synthase beta chain
2	AC, AD, AE, BC, BD... (M, 7, q, 8, 9...)	SULFATE ION	non-polymer		96.1	79	Chemie (SO4)

Contents of the asymmetric unit

Polymers	Number of chains	60
	Total formula weight	961333.6
Non-Polymers*	Number of molecules	79
	Total formula weight	7589.0
All*	Total formula weight	968922.6

*Water molecules are not included.