3FIU

Structure of NMN synthetase from Francisella tularensis

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)	NH(3)-dependent NAD(+) synthetase	polymer	249	28113.9	4	UniProt (Q2A4B6)	Francisella tularensis subsp. holarctica LVS
2	E, F, J, K, O... (A, B, C, D)	MAGNESIUM ION	non-polymer		24.3	8	Chemie (MG)
3	G, L, Q, V (A, B, C, D)	ADENOSINE MONOPHOSPHATE	non-polymer		347.2	4	Chemie (AMP)
4	H, M, R, W (A, B, C, D)	PYROPHOSPHATE 2-	non-polymer		176.0	4	Chemie (POP)
5	I, N, S, X (A, B, C, D)	SODIUM ION	non-polymer		23.0	4	Chemie (NA)
6	AA, BA, Y, Z (C, D, A, B)	water	water		18.0	812	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	112455.5
Non-Polymers*	Number of molecules	20
	Total formula weight	2379.1
All*	Total formula weight	114834.6

*Water molecules are not included.