2026-08-22_00000039|hard|12IE

Cryo-EM structure of B/Lee/1940 hemagglutinin trimer in complex with three KL-BHA-4C2 Fab fragments; Electron microscopy 2.61Å
Protein #1 120 residues (100% resolved)

QVTLKESGPGILRPSQTLSLTCSFSGFSLSTSGMGVGWIRQPSGKGLEWLAHVWWDDDKYYNPSLKSGLTISKDTSRNQVFLKITSVDTADSATYYCARKVLFMRAMDYWGQGTSVTVSS

QVTLKESGPGILRPSQTLSLTCSFSGFSLSTSGMGVGWIRQPSGKGLEWLAHVWWDDDKYYNPSLKSGLTISKDTSRNQVFLKITSVDTADSATYYCARKVLFMRAMDYWGQGTSVTVSS
Protein #2 522 residues (76% resolved)

DRICTGITSSNSPHVIKTATQGEVNVTGVIPLTTTPTRSHFANLKGTQTRGKLCPNCFDCTDLDVALGRPKCMGNIPSAKVSILHEVKPVTSGCFPIMHDRTKIRQLPNLLRGYENIRLSTSNVINAETAPGGPYKVGTSGSCPNVANRNGFFNTMAWVIPQDNNKTAINPVTVEVPYICSEGEDQITVWGFHSDDKTQMERLYGDSNPQKFTSSANGVTTHYVSQIGGFPNQTEDEGLKQSGRIVVDYMVQKPGKTGTIVYQRGILLPQKVWCASGRSKVIKGSLPLIGEADCLHEKYGGLNKSKPYYTGEHAKAIGNCPIWVKTPLKLANGTKYRPPAKLLKERGFFGAIAGFLEGGWEGMIAGWHGYTSHGAHGVAVAADLKSTQEAINKITKNLNSLSELEVKNLQRLSGAMNGLHDEILELDEKVDDLRADTISSQIELAVLLSNEGIINSEDEHLLALERKLKKMLGPSAVEIGNGCFETKHKCNQTCLDRIAAGTFNAGDFSLPTFDSLNITAAS

DRICTGITSSNSPHVIKTATQGEVNVTGVIPLTTTPTRSHFANLKGTQTRGKLCPNCFDCTDLDVALGRPKCMGNIPSAKVSILHEVKPVTSGCFPIMHDRTKIRQLPNLLRGYENIRLSTSNVINAETAPGGPYKVGTSGSCPNVANRNGFFNTMAWVIPQDNNKTAINPVTVEVPYICSEGEDQITVWGFHSDDKTQMERLYGDSNPQKFTSSANGVTTHYVSQIGGFPNQTEDEGLKQSGRIVVDYMVQKPGKTGTIVYQRGILLPQKVWCASGRSKVIKGSLPLIGEADCLHEKYGGLNKSKPYYTGEHAKAIGNCPIWVKTPLKLANGTKYRPPAKLLKERGFFGAIAGFLEGGWEGMIAGWHGYTSHGAHGVAVAADLKSTQEAINKITKNLNSLSELEVKNLQRLSGAMNGLHDEILELDEKVDDLRADTISSQIELAVLLSNEGIINSEDEHLLALERKLKKMLGPSAVEIGNGCFETKHKCNQTCLDRIAAGTFNAGDFSLPTFDSLNITAAS
Protein #3 111 residues (100% resolved)

DIVLIRLTIGQAVVSTQRATISCRASESVDSYGNIYMHWYQQKPGQPPKLLIYRASNLESGIPARFSGSGSRTDFTLTINPVEADDVATYYCQQSTEDPWTFGGGTKLEIK

DIVLIRLTIGQAVVSTQRATISCRASESVDSYGNIYMHWYQQKPGQPPKLLIYRASNLESGIPARFSGSGSRTDFTLTINPVEADDVATYYCQQSTEDPWTFGGGTKLEIK
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Reference