4ZMB

Structure of Acetobacter aceti PurE-S57V,Y154F

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	N5-carboxyaminoimidazole ribonucleotide mutase	polymer	183	18878.8	2	UniProt (A0A063X4U8) In PDB	Acetobacter aceti 1023	N5-CAIR mutase,5-(carboxyamino)imidazole ribonucleotide mutase
2	A, B	ACETATE ION	non-polymer		59.0	2	Chemie (ACT)
3	A, B	SULFATE ION	non-polymer		96.1	2	Chemie (SO4)
4	A	1,2-ETHANEDIOL	non-polymer		62.1	2	Chemie (EDO)
5		water	water		18.0	388	Chemie (HOH)

Sequence modifications

A, B: 1 - 182 (UniProt: A0A063X4U8)

PDB	External Database	Details
Met 0	-	initiating methionine
Val 57	Ser 57	engineered mutation
Phe 154	Tyr 154	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	37757.5
Non-Polymers*	Number of molecules	6
	Total formula weight	434.4
All*	Total formula weight	38191.9

*Water molecules are not included.