7D4R

SpuA native structure

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)	Probable glutamine amidotransferase	polymer	250	26506.1	2	UniProt (Q9I6J4) Pfam (PF07722) Pfam (PF00117)	Pseudomonas aeruginosa PAO1
2	C, D (A, B)	MAGNESIUM ION	non-polymer		24.3	2	Chemie (MG)
3	E, F (A, B)	water	water		18.0	343	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	53012.3
Non-Polymers*	Number of molecules	2
	Total formula weight	48.6
All*	Total formula weight	53060.9

*Water molecules are not included.