4LFY

Crystal structure of a dihydroorotase from Burkholderia cenocepacia J2315

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)	Dihydroorotase	polymer	372	40862.5	2	UniProt (B4EEU0) Pfam (PF01979)	Burkholderia cenocepacia	DHOase
2	C, D, H, I (A, B)	ZINC ION	non-polymer		65.4	4	Chemie (ZN)
3	E, J (A, B)	1,2-ETHANEDIOL	non-polymer		62.1	2	Chemie (EDO)
4	F, G, K, L (A, B)	CALCIUM ION	non-polymer		40.1	4	Chemie (CA)
5	M, N (A, B)	water	water		18.0	598	Chemie (HOH)

Sequence modifications

A, B: 1 - 364 (UniProt: B4EEU0)

PDB	External Database	Details
Met -7	-	initiating methionine
Ala -6	-	expression tag
His -5	-	expression tag
His -4	-	expression tag
His -3	-	expression tag
His -2	-	expression tag
His -1	-	expression tag
His 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	81725.0
Non-Polymers*	Number of molecules	10
	Total formula weight	546.1
All*	Total formula weight	82271.1

*Water molecules are not included.