>2A4Q_2|Chains B, D|NS4a peptide|null KKGSVVIVGRIVLSGKPAIIPKK >2A4Q_1|Chains A, C|NS3 protease/helicase'|Hepatitis C virus (3052230) MASMTGGQQMGAPITAYAQQTRGLLGCIITSLTGRDKNQVEGEVQIVSTATQTFLATCINGVCWTVYHGAGTRTIASPKGPVIQMYTNVDQDLVGWPAPQGSRSLTPCTCGSSDLYLVTRHADVIPVRRRGDSRGSLLSPRPISYLKGSSGGPLLCPAGHAVGLFRAAVCTRGVAKAVDFIPVENLETTMRSGSHHHHHH