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Cyclic Peptide DataBank (CPDB)

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5GRG - Cyclic Peptide Structure

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Summary

PDB ID5GRG Go to RCSB ➚
TitleCrystal structure of dual peptide from EBV in complex with HLA-A*11:01
MethodX-RAY DIFFRACTION
Resolution1.94 Å
R-factorsR-work: 0.189, R-free: 0.243
Release Date2017-08-09
AuthorsTadwal, V.S.; Xiao, Z.; Ren, E.C.
Source OrganismHomo sapiens, synthetic construct
Expression HostEscherichia coli BL21(DE3)
Gene NamesB2M, CDABP0092, HDCMA22P, HLA-A, HLAA
KeywordsImmune System, Human Leukocyte Antigen
Molecular Weight44.99 kDa
Entity CountProtein: 4, Nucleic Acid: 0, NA Hybrid: 0
Space GroupP 21 21 21
Cell Parametersa=55.25 Å, b=67.43 Å, c=115.02 Å, α=90.00°, β=90.00°, γ=90.00°
Disulfide BondC3-C6
Peptide ChainsC, D
Protein ChainsA, B
Peptide Lengths6, 4
Protein Lengths275, 99

Sequence Information

Chain: A - HLA class I histocompatibility antigen, A-11 alpha chain (Length: 275)

1GSHSMRYFYT SVSRPGRGEP RFIAVGYVDD TQFVRFDSDA ASQRMEPRAP WIEQEGPEYW
61DQETRNVKAQ SQTDRVDLGT LRGYYNQSED GSHTIQIMYG CDVGPDGRFL RGYRQDAYDG
121KDYIALNEDL RSWTAADMAA QITKRKWEAA HAAEQQRAYL EGRCVEWLRR YLENGKETLQ
181RTDPPKTHMT HHPISDHEAT LRCWALGFYP AEITLTWQRD GEDQTQDTEL VETRPAGDGT
241FQKWAAVVVP SGEEQRYTCH VQHEGLPKPL TLRWE

Chain: B - Beta-2-microglobulin (Length: 99)

1IQRTPKIQVY SRHPAENGKS NFLNCYVSGF HPSDIEVDLL KNGERIEKVE HSDLSFSKDW
61SFYLLYYTEF TPTEKDEYAC RVNHVTLSQP KIVKWDRDM

Chain: C - Epstein Barr Virus, Latent Membrane Protein 2 epitope (Length: 6)

1SSCSSC

Chain: D - Epstein Barr Virus, Latent Membrane Protein 2 epitope (Length: 4)

1PLSK

References

Dual non-contiguous peptide occupancy of HLA class I evoke antiviral human CD8 T cell response and form neo-epitopes with self-antigens

Xiao, Z., Ye, Z., Tadwal, V.S., Shen, M., Ren, E.C.

Sci Rep, 2017

Ligand Information

ID Name Formula Molecular Weight
GOLGLYCEROLC3 H8 O392.094

Biological Assemblies

Assembly ID: 1

Details: author_and_software_defined_assembly

Oligomeric State: Hetero 4-mer

Stoichiometry: A1, B1, C1, D1

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