8HFD

Crystal structure of allantoinase from E. coli BL21

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C, D	Allantoinase	polymer	459	50560.3	4	UniProt (A0A1V3VVF3) Pfam (PF01979) UniProt (by SIFTS) (P77671) In PDB	Escherichia coli	Allantoin-utilizing enzyme
2	A, B, C, D	DI(HYDROXYETHYL)ETHER	non-polymer		106.1	6	Chemie (PEG)
3	A, B, C, D	ZINC ION	non-polymer		65.4	8	Chemie (ZN)
4		water	water		18.0	926	Chemie (HOH)

Sequence modifications

A, B, C, D: 1 - 453 (UniProt: A0A1V3VVF3)

PDB	External Database	Details
His 454	-	expression tag
His 455	-	expression tag
His 456	-	expression tag
His 457	-	expression tag
His 458	-	expression tag
His 459	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	202241.2
Non-Polymers*	Number of molecules	14
	Total formula weight	1160.0
All*	Total formula weight	203401.2

*Water molecules are not included.