3FTQ

Crystal structure of Septin 2 in complex with GppNHp and Mg2+

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)	Septin-2	polymer	274	31748.4	4	UniProt (P42208) Pfam (PF00735)	Mus musculus (mouse)	Neural precursor cell expressed developmentally down-regulated protein 5, NEDD-5
2	E, G, I, K (A, B, C, D)	MAGNESIUM ION	non-polymer		24.3	4	Chemie (MG)
3	F, H, J, L (A, B, C, D)	PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER	non-polymer		522.2	4	Chemie (GNP)
4	M, N, O, P (A, B, C, D)	water	water		18.0	103	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	126993.6
Non-Polymers*	Number of molecules	8
	Total formula weight	2186.0
All*	Total formula weight	129179.7

*Water molecules are not included.