4S2E

Phosphate ion bound Crystal structure of thymidylate kinase (aq_969) from Aquifex Aeolicus VF5

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Thymidylate kinase	polymer	195	22403.0	2	UniProt (O67099) Pfam (PF02223) In PDB	Aquifex aeolicus	dTMP kinase
2	A, B	PHOSPHATE ION	non-polymer		95.0	2	Chemie (PO4)
3		water	water		18.0	54	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	44805.9
Non-Polymers*	Number of molecules	2
	Total formula weight	189.9
All*	Total formula weight	44995.9

*Water molecules are not included.