4Q5O

Crystal structure of EctD from S. alaskensis with 2-oxoglutarate and 5-hydroxyectoine

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)	Ectoine hydroxylase	polymer	314	35226.6	2	UniProt (Q1GNW5) Pfam (PF05721)	Sphingopyxis alaskensis RB2256
2	C, F (A, B)	FE (III) ION	non-polymer		55.8	2	Chemie (FE)
3	D, G (A, B)	2-OXOGLUTARIC ACID	non-polymer		146.1	2	Chemie (AKG)
4	E, H (A, B)	(4S,5S)-5-HYDROXY-2-METHYL-1,4,5,6-TETRAHYDROPYRIMIDINE-4-CARBOXYLIC ACID	non-polymer		158.2	2	Chemie (6CS)
5	I, J (A, B)	water	water		18.0	29	Chemie (HOH)

Sequence modifications

A, B: 1 - 306 (UniProt: Q1GNW5)

PDB	External Database	Details
His -7	-	expression tag
His -6	-	expression tag
His -5	-	expression tag
His -4	-	expression tag
His -3	-	expression tag
His -2	-	expression tag
Ser -1	-	expression tag
Glu 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	70453.2
Non-Polymers*	Number of molecules	6
	Total formula weight	720.2
All*	Total formula weight	71173.4

*Water molecules are not included.