6NHL

Crystal structure of QueE 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	7-carboxy-7-deazaguanine synthase	polymer	243	27415.1	2	UniProt (A0A0E1M5B1) In PDB	Escherichia coli K-12	CDG synthase,Queuosine biosynthesis protein QueE
2	A	FE (III) ION	non-polymer		55.8	1	Chemie (FE)
3	A, B	IRON/SULFUR CLUSTER	non-polymer		351.6	2	Chemie (SF4)
4	A	DI(HYDROXYETHYL)ETHER	non-polymer		106.1	1	Chemie (PEG)
5	B	MAGNESIUM ION	non-polymer		24.3	1	Chemie (MG)
6	B	GLYCEROL	non-polymer		92.1	1	Chemie (GOL)
7		water	water		18.0	345	Chemie (HOH)

Sequence modifications

A, B: 1 - 223 (UniProt: A0A0E1M5B1)

PDB	External Database	Details
Met -19	-	initiating methionine
Gly -18	-	expression tag
Ser -17	-	expression tag
Ser -16	-	expression tag
His -15	-	expression tag
His -14	-	expression tag
His -13	-	expression tag
His -12	-	expression tag
His -11	-	expression tag
His -10	-	expression tag
Ser -9	-	expression tag
Ser -8	-	expression tag
Glu -7	-	expression tag
Asn -6	-	expression tag
Leu -5	-	expression tag
Tyr -4	-	expression tag
Phe -3	-	expression tag
Gln -2	-	expression tag
Gly -1	-	expression tag
His 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	54830.3
Non-Polymers*	Number of molecules	6
	Total formula weight	981.6
All*	Total formula weight	55811.9

*Water molecules are not included.