1XRU

Crystal Structure of 5-keto-4-deoxyuronate Isomerase from Eschericia 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	4-deoxy-L-threo-5-hexosulose-uronate ketol-isomerase	polymer	282	31874.4	2	UniProt (Q46938) Pfam (PF04962) In PDB	Escherichia coli	5-keto-4-deoxyuronate isomerase, DKI isomerase
2	A, B	ZINC ION	non-polymer		65.4	2	Chemie (ZN)
3	A, B	PENTAETHYLENE GLYCOL	non-polymer		238.3	2	Chemie (1PE)
4		water	water		18.0	457	Chemie (HOH)

Sequence modifications

A, B: 1 - 278 (UniProt: Q46938)

PDB	External Database	Details
Gly -2	-	CLONING ARTIFACT
Ser -1	-	CLONING ARTIFACT
Ala 0	-	CLONING ARTIFACT
Mse 37	Met 37	MODIFIED RESIDUE
Mse 51	Met 51	MODIFIED RESIDUE
Mse 179	Met 179	MODIFIED RESIDUE
Mse 193	Met 193	MODIFIED RESIDUE
Mse 202	Met 202	MODIFIED RESIDUE
Mse 210	Met 210	MODIFIED RESIDUE
Mse 219	Met 219	MODIFIED RESIDUE
Mse 220	Met 220	MODIFIED RESIDUE
Mse 231	Met 231	MODIFIED RESIDUE
Mse 259	Met 259	MODIFIED RESIDUE
Mse 269	Met 269	MODIFIED RESIDUE
Glu 276	Asp 276	see remark 999
Ile 277	Leu 277	see remark 999
Cys 278	Arg 278	see remark 999
Ala 279	-	see remark 999

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	63748.9
Non-Polymers*	Number of molecules	4
	Total formula weight	607.4
All*	Total formula weight	64356.2

*Water molecules are not included.