3IA2

Pseudomonas fluorescens esterase complexed to the R-enantiomer of a sulfonate transition state analog

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, E... (A, B, C, D, E...)	Arylesterase	polymer	271	29994.0	6	UniProt (P22862) Pfam (PF00561)	Pseudomonas fluorescens	Aryl-ester hydrolase, PFE, Putative bromoperoxidase
2	EA, G, LA, M, S... (E, A, F, B, C...)	(2R)-butane-2-sulfonate	non-polymer		137.2	6	Chemie (J6Z)
3	AA, BA, CA, FA, GA... (D, E, A, F, B...)	GLYCEROL	non-polymer		92.1	25	Chemie (GOL)
4	DA, KA, L, R, X (D, E, A, B, C)	SULFATE ION	non-polymer		96.1	5	Chemie (SO4)
5	QA, RA, SA, TA, UA... (A, B, C, D, E...)	water	water		18.0	1419	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	6
	Total formula weight	179963.7
Non-Polymers*	Number of molecules	36
	Total formula weight	3605.7
All*	Total formula weight	183569.5

*Water molecules are not included.