6NZB

Crystal structure of E. coli fumarase C S318A variant with closed SS Loop at 1.37 angstrom resolution

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Fumarate hydratase class II	polymer	472	51223.5	2	UniProt (P05042) Pfam (PF00206) Pfam (PF10415) In PDB	Escherichia coli (strain K12)	Fumarase C,Aerobic fumarase,Iron-independent fumarase
2	A, B	CITRIC ACID	non-polymer		192.1	4	Chemie (CIT)
3		water	water		18.0	905	Chemie (HOH)

Sequence modifications

A, B: 1 - 467 (UniProt: P05042)

PDB	External Database	Details
Ala 318	Ser 318	engineered mutation
His 468	-	expression tag
His 469	-	expression tag
His 470	-	expression tag
His 471	-	expression tag
His 472	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	102447.0
Non-Polymers*	Number of molecules	4
	Total formula weight	768.5
All*	Total formula weight	103215.5

*Water molecules are not included.