4IK0

Crystal structure of diaminopimelate epimerase Y268A mutant from Escherichia coli

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Diaminopimelate epimerase	polymer	280	30982.3	2	UniProt (P0A6K1) Pfam (PF01678) In PDB	Escherichia coli	DAP epimerase
2	A, B	IODIDE ION	non-polymer		126.9	13	Chemie (IOD)
3		water	water		18.0	395	Chemie (HOH)

Sequence modifications

A, B: 1 - 274 (UniProt: P0A6K1)

PDB	External Database	Details
Ala 268	Tyr 268	engineered mutation
His 275	-	expression tag
His 276	-	expression tag
His 277	-	expression tag
His 278	-	expression tag
His 279	-	expression tag
His 280	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	61964.7
Non-Polymers*	Number of molecules	13
	Total formula weight	1649.8
All*	Total formula weight	63614.4

*Water molecules are not included.