7AN9

Enzyme of biosynthetic pathway

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Chorismate dehydratase	polymer	291	32545.1	2	UniProt (Q9L0T8) Pfam (PF02621) In PDB	Streptomyces coelicolor A3(2)	Menaquinone biosynthetic enzyme MqnA
2	A, B	3-[(1-Carboxyvinyl)oxy]benzoic acid	non-polymer		208.2	2	Chemie (RDH)
3		water	water		18.0	213	Chemie (HOH)

Sequence modifications

A, B: 2 - 282 (UniProt: Q9L0T8)

PDB	External Database	Details
Met 0	-	initiating methionine
Val 1	-	expression tag
Phe 242	Tyr 242	engineered mutation
Leu 283	-	expression tag
Glu 284	-	expression tag
His 285	-	expression tag
His 286	-	expression tag
His 287	-	expression tag
His 288	-	expression tag
His 289	-	expression tag
His 290	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	65090.1
Non-Polymers*	Number of molecules	2
	Total formula weight	416.3
All*	Total formula weight	65506.5

*Water molecules are not included.