2025-10-04_00000028|hard|9C6Y

Crystal structure of SARS-CoV-2 XBB.1.5 RBD bound to COV2-3906 Fab; X-ray diffraction 2.68Å
Protein #1 225 residues (99% resolved)

QVQLQESGPGLVKPSQTLSLTCTVSGDSISSDGYYWSWLRQRPGKGLEWIGYIYNSGSTHYNPSLNSRVSISIDTSKTQFSLKLSSVTAADTAVYYCARALVLITYVWFDPWGQGTLVTVSSASTKGPSVFPLAPSSKSTSGGTAALGCLVKDYFPEPVTVSWNSGALTSGVHTFPAVLQSSGLYSLSSVVTVPSSSLGTQTYICNVNHKPSNTKVDKKVEPKSC

QVQLQESGPGLVKPSQTLSLTCTVSGDSISSDGYYWSWLRQRPGKGLEWIGYIYNSGSTHYNPSLNSRVSISIDTSKTQFSLKLSSVTAADTAVYYCARALVLITYVWFDPWGQGTLVTVSSASTKGPSVFPLAPSSKSTSGGTAALGCLVKDYFPEPVTVSWNSGALTSGVHTFPAVLQSSGLYSLSSVVTVPSSSLGTQTYICNVNHKPSNTKVDKKVEPKSC
Protein #2 216 residues (99% resolved)

NFMLTQPHSVSESPGKTVTISCTGSSGSVASNYVQWYQHRPGSAPTTVIYEDNQRPSGVPDRFSGSIDSSSNSASLTISELKPEDEADYYCQSYGDRNVVFGGGTKLTVLGQPKAAPSVTLFPPSSEELQANKATLVCLISDFYPGAVTVAWKADSSPVKAGVETTTPSKQSNNKYAASSYLSLTPEQWKSHRSYSCQVTHEGSTVEKTVAPTECS

NFMLTQPHSVSESPGKTVTISCTGSSGSVASNYVQWYQHRPGSAPTTVIYEDNQRPSGVPDRFSGSIDSSSNSASLTISELKPEDEADYYCQSYGDRNVVFGGGTKLTVLGQPKAAPSVTLFPPSSEELQANKATLVCLISDFYPGAVTVAWKADSSPVKAGVETTTPSKQSNNKYAASSYLSLTPEQWKSHRSYSCQVTHEGSTVEKTVAPTECS
Protein #3 216 residues (99% resolved)

RVQPTESIVRFPNITNLCPFHEVFNATTFASVYAWNRKRISNCVADFSVIYNFAPFFAFKCYGVSPTKLNDLCWTNIYADSFVIRGNEVSQIAPGQTGNIADYNYKLPDDFTGCVIAWNSNKLDSKPSGNYNYLYRLFRKSKLKPFERDISTEIYQAGNKPCNGVAGPNCYSPLQSYGFRPTYGVGHQPYRVVVLSFELLHAPATVCGPKLEVLFQ

RVQPTESIVRFPNITNLCPFHEVFNATTFASVYAWNRKRISNCVADFSVIYNFAPFFAFKCYGVSPTKLNDLCWTNIYADSFVIRGNEVSQIAPGQTGNIADYNYKLPDDFTGCVIAWNSNKLDSKPSGNYNYLYRLFRKSKLKPFERDISTEIYQAGNKPCNGVAGPNCYSPLQSYGFRPTYGVGHQPYRVVVLSFELLHAPATVCGPKLEVLFQ
Non polymer #4 A2G

InChI=1S/C8H15NO6/c1-3(11)9-5-7(13)6(12)4(2-10)15-8(5)14/h4-8,10,12-14H,2H2,1H3,(H,9,11)/t4-,5-,6+,7-,8+/m1/s1

CC(=O)N[C@@H]1[C@H]([C@H]([C@H](O[C@@H]1O)CO)O)O
Non polymer #5 CL

InChI=1S/ClH/h1H/p-1

[Cl-]
Non polymer #6 NAG

InChI=1S/C8H15NO6/c1-3(11)9-5-7(13)6(12)4(2-10)15-8(5)14/h4-8,10,12-14H,2H2,1H3,(H,9,11)/t4-,5-,6-,7-,8-/m1/s1

CC(=O)N[C@@H]1[C@H]([C@@H]([C@H](O[C@H]1O)CO)O)O
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Reference