6WKC

Crystal structure of pentalenene synthase complexed with Mg2+ ions

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Pentalenene synthase	polymer	337	38050.4	2	UniProt (Q55012) Pfam (PF19086) In PDB	Streptomyces sp.	PS,Pentalenolactone biosynthesis protein A,Sesquiterpene cyclase,Sesquiterpene synthase
2	A, B	MAGNESIUM ION	non-polymer		24.3	4	Chemie (MG)
3		water	water		18.0	1171	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	76100.8
Non-Polymers*	Number of molecules	4
	Total formula weight	97.2
All*	Total formula weight	76198.0

*Water molecules are not included.