3KQH

Three Conformational Snapshots of the Hepatitis C Virus NS3 Helicase Reveal a Ratchet Translocation Mechanism

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Serine protease/NTPase/helicase NS3	polymer	436	46671.0	2	UniProt (Q9WMX2) Pfam (PF07652) In PDB	Hepatitis C virus (HCV)	Core protein p21, Capsid protein C, p21, Core protein p19, Envelope glycoprotein E1, gp32, gp35, Envelope glycoprotein E2, NS1, gp68, gp70, p7, Protease NS2-3, p23, Serine protease/NTPase/helicase NS3, Hepacivirin, NS3P, p70, Non-structural protein 4A, NS4A, p8, Non-structural protein 4B, NS4B, p27, Non-structural protein 5A, NS5A, p56, RNA-directed RNA polymerase, NS5B, p68
2	C, D	5'-D(*AP*AP*AP*AP*AP*A)-3'	polymer	6	1834.3	2
3		water	water		18.0	138	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	97010.5
All*	Total formula weight	97010.5

*Water molecules are not included.