3AEX

Catalytic intermediate analogue of threonine synthase from Thermus thermophilus HB8

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)	Threonine synthase	polymer	351	37054.7	2	UniProt (Q5SL02) Pfam (PF00291)	Thermus thermophilus
2	C, E (A, B)	(3E)-4-{3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}-2-oxobut-3-enoic acid	non-polymer		317.2	2	Chemie (AN7)
3	D, F (A, B)	PHOSPHATE ION	non-polymer		95.0	2	Chemie (PO4)
4	G, H (A, B)	water	water		18.0	252	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	74109.3
Non-Polymers*	Number of molecules	4
	Total formula weight	824.3
All*	Total formula weight	74933.6

*Water molecules are not included.