8RBV: HLA class I antigen

SARS-CoV-2 Spike-derived peptide S976-984 S982A mutant (VLNDILARL) presented by HLA-A*02:01. Determined by X-ray diffraction at 1.8 Å resolution. Released 15 May 2024.

Method
X-ray diffraction
Resolution
1.8 Å
Organisms
Homo sapiens, Severe acute respiratory syndrome coronavirus 2
Chains
3
Atoms
3,461
Mol. weight
54.45 kDa
Ligands
CD
Released
15 May 2024

Explore 8RBV in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

8RBV contains 12 α-helices and 30 β-strands across 2 chains. Residue ranges use author residue numbering, as in the PDB file, from PDBe. To see them in 3D, choose the Cartoon representation with Secondary structure coloring: helices, sheets and coils get different colors.

Chain A: 10 helices, 19 β-strands

ElementResiduesLengthSheet
β-strand3-12101
α-helix201
β-strand21-2881
β-strand31-3771
β-strand46-4721
α-helix50-523
α-helix57-8428
β-strand94-103101
β-strand109-118101
β-strand121-12661
β-strand133-13531
α-helix138-14912
α-helix152-1587
α-helix159-1635
α-helix164-17411
α-helix176-1794
β-strand18312
β-strand186-19383
β-strand198-208113
β-strand20912
β-strand214-21964
β-strand222-22324
β-strand228-23033
α-helix231-2333
β-strand234-23523
β-strand241-250103
α-helix254-2563
β-strand257-26264
β-strand270-27234
Chain B: 2 helices, 11 β-strands
ElementResiduesLengthSheet
β-strand315
α-helix4-52
β-strand6-1166
β-strand21-30106
β-strand3115
β-strand36-4167
β-strand44-4527
β-strand50-5126
α-helix52-543
β-strand55-5626
β-strand62-7096
β-strand78-8367
β-strand91-9447

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
HLA class I antigenAprotein365Homo sapiensQ53Z42 (AlphaFold model)
Beta-2-microglobulinBprotein100Homo sapiensP61769 (AlphaFold model)
SARS-CoV-2 Spike-derived peptide S976-984 S982A mutantCprotein9Severe acute respiratory syndrome coronavirus 2P0DTC2 (AlphaFold model)
Sequence of entity 1 (A), FASTA
>8RBV_1 HLA class I antigen (chains A)
MAVMAPRTLVLLLSGALALTQTWAGSHSMRYFFTSVSRPGRGEPRFIAVGYVDDTQFVRF
DSDAASQRMEPRAPWIEQEGPEYWDGETRKVKAHSQTHRVDLGTLRGYYNQSEAGSHTVQ
RMYGCDVGSDWRFLRGYHQYAYDGKDYIALKEDLRSWTAADMAAQTTKHKWEAAHVAEQL
RAYLEGTCVEWLRRYLENGKETLQRTDAPKTHMTHHAVSDHEATLRCWALSFYPAEITLT
WQRDGEDQTQDTELVETRPAGDGTFQKWAAVVVPSGQEQRYTCHVQHEGLPKPLTLRWEP
SSQPTIPIVGIIAGLVLFGAVITGAVVAAVMWRRKSSDRKGGSYSQAASSDSAQGSDVSL
TACKV
Sequence of entity 2 (B), FASTA
>8RBV_2 Beta-2-microglobulin (chains B)
MIQRTPKIQVYSRHPAENGKSNFLNCYVSGFHPSDIEVDLLKNGERIEKVEHSDLSFSKD
WSFYLLYYTEFTPTEKDEYACRVNHVTLSQPKIVKWDRDM
Sequence of entity 3 (C), FASTA
>8RBV_3 SARS-CoV-2 Spike-derived peptide S976-984 S982A mutant (chains C)
VLNDILARL

Ligands and cofactors

IDNameFormulaCopies
CDCadmium ionCd2

Water and common crystallization additives (PEG, EDO, ACT) are not listed.

Primary citation

The impact of SARS-CoV-2 spike mutation on peptide presentation is HLA allomorph-specific. Ahn, Y.M., Maddumage, J.C., Grant, E.J. et al. Curr Res Struct Biol (2024) 7:100148-100148. DOI 10.1016/j.crstbi.2024.100148 · PubMed

Other PDB entries of the same protein (UniProt Q53Z42 (AlphaFold model), which also has an AlphaFold model), best resolution first:

Browse structure collections

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