1EBG

CHELATION OF SER 39 TO MG2+ LATCHES A GATE AT THE ACTIVE SITE OF ENOLASE: STRUCTURE OF THE BIS(MG2+) COMPLEX OF YEAST ENOLASE AND THE INTERMEDIATE ANALOG PHOSPHONOACETOHYDROXAMATE AT 2.1 ANGSTROMS RESOLUTION

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)	ENOLASE	polymer	436	46732.8	2	UniProt (P00924) Pfam (PF03952) Pfam (PF00113)	Saccharomyces cerevisiae (baker's yeast)
2	C, D, F, G (A, B)	MAGNESIUM ION	non-polymer		24.3	4	Chemie (MG)
3	E, H (A, B)	PHOSPHONOACETOHYDROXAMIC ACID	non-polymer		155.0	2	Chemie (PAH)
4	I, J (A, B)	water	water		18.0	354	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	93465.6
Non-Polymers*	Number of molecules	6
	Total formula weight	407.3
All*	Total formula weight	93872.9

*Water molecules are not included.