2DQ4

Crystal structure of threonine 3-dehydrogenase

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)	L-threonine 3-dehydrogenase	polymer	343	36678.3	2	UniProt (Q5SKS4) Pfam (PF08240) Pfam (PF00107)	Thermus thermophilus	threonine 3-dehydrogenase
2	C, D, F, G (A, B)	ZINC ION	non-polymer		65.4	4	Chemie (ZN)
3	E, H (A, B)	2-(N-MORPHOLINO)-ETHANESULFONIC ACID	non-polymer		195.2	2	Chemie (MES)
4	I, J (A, B)	water	water		18.0	178	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	73356.5
Non-Polymers*	Number of molecules	6
	Total formula weight	652.1
All*	Total formula weight	74008.6

*Water molecules are not included.