2HWG

Structure of phosphorylated Enzyme I of the phosphoenolpyruvate:sugar phosphotransferase system

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	Phosphoenolpyruvate-protein phosphotransferase	polymer	575	64558.7	2	UniProt (P08839) Pfam (PF05524) Pfam (PF00391) Pfam (PF02896)	Escherichia coli	Phosphotransferase system, enzyme I
2	C, E (A, B)	MAGNESIUM ION	non-polymer		24.3	2	Chemie (MG)
3	D, F (A, B)	OXALATE ION	non-polymer		88.0	2	Chemie (OXL)
4	G, H (A, B)	water	water		18.0	214	Chemie (HOH)

Sequence modifications

A, B: 1 - 575 (UniProt: P08839)

PDB	External Database	Details
Mse 1	Met 1	modified residue
Mse 78	Met 78	modified residue
Mse 98	Met 98	modified residue
Nep 189	His 189	modified residue
Mse 193	Met 193	modified residue
Mse 239	Met 239	modified residue
Mse 302	Met 302	modified residue
Mse 334	Met 334	modified residue
Mse 345	Met 345	modified residue
Mse 364	Met 364	modified residue
Mse 389	Met 389	modified residue
Mse 392	Met 392	modified residue
Mse 429	Met 429	modified residue
Mse 469	Met 469	modified residue
Mse 477	Met 477	modified residue
Mse 501	Met 501	modified residue
Mse 518	Met 518	modified residue
Mse 525	Met 525	modified residue
Mse 562	Met 562	modified residue

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	129117.5
Non-Polymers*	Number of molecules	4
	Total formula weight	224.6
All*	Total formula weight	129342.1

*Water molecules are not included.