7DV3

Structure of Sulfolobus solfataricus SegA-AMPPNP protein

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	SOJ protein (Soj)	polymer	220	24324.3	2	UniProt (Q981B3) Pfam (PF13614)	Saccharolobus solfataricus (strain ATCC 35092 / DSM 1617 / JCM 11322 / P2)
2	C, F (A, B)	PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER	non-polymer		506.2	2	Chemie (ANP)
3	D, E, G, H (A, B)	MAGNESIUM ION	non-polymer		24.3	4	Chemie (MG)
4	I, J (A, B)	water	water		18.0	22	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	48648.7
Non-Polymers*	Number of molecules	6
	Total formula weight	1109.6
All*	Total formula weight	49758.3

*Water molecules are not included.