5EP9

Crystal structure of the non-heme alpha ketoglutarate dependent epimerase SnoN from nogalamycin biosynthesis

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C, D (A, B, C, D)	SnoN,Epimerase SnoN	polymer	305	33079.0	4	UniProt (Q9RN67) UniProt (Q9EYI0) Pfam (PF05721)	Streptomyces nogalater
2	E, H, J, L (A, B, C, D)	2-OXOGLUTARIC ACID	non-polymer		146.1	4	Chemie (AKG)
3	F, I, K, M (A, B, C, D)	FE (III) ION	non-polymer		55.8	4	Chemie (FE)
4	G (A)	ACETATE ION	non-polymer		59.0	1	Chemie (ACT)
5	N, O, P, Q (A, B, C, D)	water	water		18.0	457	Chemie (HOH)

Sequence modifications

A, B, C, D: 2 - 190 (UniProt: Q9RN67)

PDB	External Database	Details
Met -11	-	initiating methionine
Ala -10	-	expression tag
His -9	-	expression tag
His -8	-	expression tag
His -7	-	expression tag
His -6	-	expression tag
His -5	-	expression tag
His -4	-	expression tag
His -3	-	expression tag
Arg -2	-	expression tag
Ser -1	-	expression tag
Ala 0	-	expression tag
Asp 1	-	expression tag

A, B, C, D: 191 - 293 (UniProt: Q9EYI0)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	132316.1
Non-Polymers*	Number of molecules	9
	Total formula weight	866.8
All*	Total formula weight	133182.9

*Water molecules are not included.