2I22

Crystal structure of Escherichia coli phosphoheptose isomerase in complex with reaction substrate sedoheptulose 7-phosphate

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)	Phosphoheptose isomerase	polymer	212	23014.1	4	UniProt (P63224) Pfam (PF13580)	Escherichia coli	Sedoheptulose 7-phosphate isomerase
2	E (B)	D-ALTRO-HEPT-2-ULOSE 7-PHOSPHATE	non-polymer		290.2	1	Chemie (I22)
3	F, G, H, I (A, B, C, D)	water	water		18.0	211	Chemie (HOH)

Sequence modifications

A, B, C, D: 1 - 192 (UniProt: P63224)

PDB	External Database	Details
Met -19	-	expression tag
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
Gly -7	-	expression tag
Leu -6	-	expression tag
Val -5	-	expression tag
Pro -4	-	expression tag
Arg -3	-	expression tag
Gly -2	-	expression tag
Ser -1	-	expression tag
His 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	92056.6
Non-Polymers*	Number of molecules	1
	Total formula weight	290.2
All*	Total formula weight	92346.7

*Water molecules are not included.