3LV3: HLA-B*2705

Crystal structure of HLA-B*2705 complexed with a peptide derived from the human voltage-dependent calcium channel alpha1 subunit (residues 513-521). Determined by X-ray diffraction at 1.94 Å resolution. Released 24 Nov 2010.

Method
X-ray diffraction
Resolution
1.94 Å
Organism
Homo sapiens
Chains
3
Atoms
3,631
Mol. weight
45.46 kDa
Released
24 Nov 2010

Explore 3LV3 in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

3LV3 contains 13 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: 11 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-helix152-1598
α-helix160-1645
α-helix165-17410
α-helix176-1794
β-strand18312
α-helix184-1852
β-strand186-19383
β-strand198-208113
β-strand20912
β-strand214-21964
β-strand222-22324
β-strand229-23023
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
α-helix461
β-strand50-5126
β-strand55-5626
β-strand62-7096
β-strand78-8367
β-strand91-9447

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
HLA class I histocompatibility antigen, B-27 alpha chainAprotein276Homo sapiensP01889 (AlphaFold model)
Beta-2-microglobulinBprotein100Homo sapiensP61769 (AlphaFold model)
9-meric peptide from Voltage-dependent L-type calcium channel subunit alpha-1DCprotein9Homo sapiensQ01668 (AlphaFold model)
Sequence of entity 1 (A), FASTA
>3LV3_1 HLA class I histocompatibility antigen, B-27 alpha chain (chains A)
GSHSMRYFHTSVSRPGRGEPRFITVGYVDDTLFVRFDSDAASPREEPRAPWIEQEGPEYW
DRETQICKAKAQTDREDLRTLLRYYNQSEAGSHTLQNMYGCDVGPDGRLLRGYHQDAYDG
KDYIALNEDLSSWTAADTAAQITQRKWEAARVAEQLRAYLEGECVEWLRRYLENGKETLQ
RADPPKTHVTHHPISDHEATLRCWALGFYPAEITLTWQRDGEDQTQDTELVETRPAGDRT
FQKWAAVVVPSGEEQRYTCHVQHEGLPKPLTLRWEP
Sequence of entity 2 (B), FASTA
>3LV3_2 Beta-2-microglobulin (chains B)
MIQRTPKIQVYSRHPAENGKSNFLNCYVSGFHPSDIEVDLLKNGERIEKVEHSDLSFSKD
WSFYLLYYTEFTPTEKDEYACRVNHVTLSQPKIVKWDRDM
Sequence of entity 3 (C), FASTA
>3LV3_3 9-meric peptide from Voltage-dependent L-type calcium channel subunit alpha-1D (chains C)
SRRWRRWNR

Primary citation

Loss of recognition by cross-reactive T cells and its relation to a C-terminus-induced conformational reorientation of an HLA-B*2705-bound peptide. Loll, B., Ruckert, C., Hee, C.S. et al. Protein Sci (2011) 20:278-290. DOI 10.1002/pro.559 · PubMed

Other PDB entries of the same protein (UniProt P01889 (AlphaFold model), which also has an AlphaFold model), best resolution first:

Browse structure collections

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