4BVR

Cyanuric acid hydrolase: evolutionary innovation by structural concatenation.

Replaces:  3ZGS

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)	CYANURIC ACID AMIDOHYDROLASE	polymer	383	40418.7	2	UniProt (P58329) Pfam (PF09663)	PSEUDOMONAS SP. ADP	CYANURIC ACID HYROLASE
2	C, E (A, B)	MAGNESIUM ION	non-polymer		24.3	2	Chemie (MG)
3	D, H (A, B)	1,3,5-triazine-2,4,6-triol	non-polymer		129.1	2	Chemie (WDL)
4	F, G (B)	DI(HYDROXYETHYL)ETHER	non-polymer		106.1	2	Chemie (PEG)
5	I, J (A, B)	water	water		18.0	29	Chemie (HOH)

Sequence modifications

A, B: 1 - 363 (UniProt: P58329)

PDB	External Database	Details
Met -19	-	expression tag
Gly -18	-	expression tag
Ser -17	-	expression tag
Ser -16	-	expression tag
His -15	-	expression tag
His -14	-	expression tag
His -13	-	expression tag
His -12	-	expression tag
His -11	-	expression tag
His -10	-	expression tag
Ser -9	-	expression tag
Ser -8	-	expression tag
Gly -7	-	expression tag
Leu -6	-	expression tag
Val -5	-	expression tag
Pro -4	-	expression tag
Arg -3	-	expression tag
Gly -2	-	expression tag
Ser -1	-	expression tag
His 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	80837.3
Non-Polymers*	Number of molecules	6
	Total formula weight	519.0
All*	Total formula weight	81356.3

*Water molecules are not included.