3ETS

Crystal structure of a bacterial arylsulfate sulfotransferase catalytic intermediate with 4-methylumbelliferone bound in the active site

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)	Arylsulfate sulfotransferase	polymer	571	63926.7	2	UniProt (B3HTA9) Pfam (PF17425) Pfam (PF05935) UniProt (by SIFTS) (Q8FDI4)	Escherichia coli
2	C, G (A, B)	7-hydroxy-4-methyl-2H-chromen-2-one	non-polymer		176.2	2	Chemie (4MU)
3	D, E, F, H, I... (A, B)	SULFATE ION	non-polymer		96.1	6	Chemie (SO4)
4	K, L (A, B)	water	water		18.0	181	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	127853.4
Non-Polymers*	Number of molecules	8
	Total formula weight	928.7
All*	Total formula weight	128782.1

*Water molecules are not included.