1F7Q

CRYSTAL STRUCTURES OF FELINE IMMUNODEFICIENCY VIRUS DUTP PYROPHOSPHATASE AND ITS NUCLEOTIDE COMPLEXES IN THREE CRYSTAL FORMS.

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	POL POLYPROTEIN	polymer	136	14730.2	3	UniProt (P16088) Pfam (PF00692) In PDB	Feline immunodeficiency virus
2	A, C	DEOXYURIDINE-5'-TRIPHOSPHATE	non-polymer		468.1	2	Chemie (DUT)
3		water	water		18.0	129	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	3
	Total formula weight	44190.5
Non-Polymers*	Number of molecules	2
	Total formula weight	936.3
All*	Total formula weight	45126.8

*Water molecules are not included.