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- PDB-3d3v: The complex between TCR A6 and human Class I MHC HLA-A2 with the ... -
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Basic information
Entry | Database: PDB / ID: 3d3v | ||||||
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Title | The complex between TCR A6 and human Class I MHC HLA-A2 with the modified HTLV-1 TAX (Y5(3,4-difluoroPhenylalanine)) peptide | ||||||
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![]() | IMMUNE SYSTEM / HTLV-1 TAX peptide / 3 / 4-difluoroPhenylalanine / MHC class I / HLA-A2 / T-cell receptor A6 / Glycoprotein / Host-virus interaction / Immune response / Membrane / MHC I / Phosphoprotein / Transmembrane / Immunoglobulin domain / Secreted / Disease mutation / Glycation / Pyrrolidone carboxylic acid | ||||||
Function / homology | ![]() alpha-beta T cell receptor complex / T cell mediated cytotoxicity directed against tumor cell target / positive regulation of memory T cell activation / TAP complex binding / positive regulation of CD8-positive, alpha-beta T cell activation / CD8-positive, alpha-beta T cell activation / Golgi medial cisterna / positive regulation of CD8-positive, alpha-beta T cell proliferation / CD8 receptor binding / Translocation of ZAP-70 to Immunological synapse ...alpha-beta T cell receptor complex / T cell mediated cytotoxicity directed against tumor cell target / positive regulation of memory T cell activation / TAP complex binding / positive regulation of CD8-positive, alpha-beta T cell activation / CD8-positive, alpha-beta T cell activation / Golgi medial cisterna / positive regulation of CD8-positive, alpha-beta T cell proliferation / CD8 receptor binding / Translocation of ZAP-70 to Immunological synapse / Phosphorylation of CD3 and TCR zeta chains / antigen processing and presentation of exogenous peptide antigen via MHC class I / endoplasmic reticulum exit site / alpha-beta T cell activation / antigen processing and presentation of endogenous peptide antigen via MHC class I via ER pathway, TAP-dependent / Generation of second messenger molecules / TAP binding / protection from natural killer cell mediated cytotoxicity / PD-1 signaling / beta-2-microglobulin binding / T cell receptor binding / detection of bacterium / immunoglobulin complex, circulating / immunoglobulin receptor binding / positive regulation of ferrous iron binding / positive regulation of transferrin receptor binding / positive regulation of receptor binding / early endosome lumen / Nef mediated downregulation of MHC class I complex cell surface expression / DAP12 interactions / negative regulation of receptor binding / complement activation, classical pathway / antigen processing and presentation of endogenous peptide antigen via MHC class I via ER pathway, TAP-independent / antigen processing and presentation of endogenous peptide antigen via MHC class Ib / lumenal side of endoplasmic reticulum membrane / cellular response to iron ion / Endosomal/Vacuolar pathway / Antigen Presentation: Folding, assembly and peptide loading of class I MHC / antigen binding / cellular response to iron(III) ion / antigen processing and presentation of exogenous protein antigen via MHC class Ib, TAP-dependent / negative regulation of forebrain neuron differentiation / regulation of erythrocyte differentiation / ER to Golgi transport vesicle membrane / peptide antigen assembly with MHC class I protein complex / regulation of iron ion transport / response to molecule of bacterial origin / MHC class I peptide loading complex / HFE-transferrin receptor complex / T cell mediated cytotoxicity / antigen processing and presentation of endogenous peptide antigen via MHC class I / positive regulation of T cell cytokine production / MHC class I protein complex / multicellular organismal-level iron ion homeostasis / negative regulation of neurogenesis / peptide antigen assembly with MHC class II protein complex / positive regulation of receptor-mediated endocytosis / MHC class II protein complex / cellular response to nicotine / positive regulation of T cell mediated cytotoxicity / specific granule lumen / recycling endosome membrane / phagocytic vesicle membrane / positive regulation of cellular senescence / peptide antigen binding / negative regulation of epithelial cell proliferation / antigen processing and presentation of exogenous peptide antigen via MHC class II / Immunoregulatory interactions between a Lymphoid and a non-Lymphoid cell / Interferon gamma signaling / positive regulation of immune response / Modulation by Mtb of host immune system / Interferon alpha/beta signaling / positive regulation of type II interferon production / sensory perception of smell / Downstream TCR signaling / positive regulation of T cell activation / positive regulation of protein binding / tertiary granule lumen / E3 ubiquitin ligases ubiquitinate target proteins / DAP12 signaling / negative regulation of neuron projection development / MHC class II protein complex binding / late endosome membrane / T cell receptor signaling pathway / iron ion transport / ER-Phagosome pathway / early endosome membrane / antibacterial humoral response / T cell differentiation in thymus / protein refolding / protein homotetramerization / intracellular iron ion homeostasis / adaptive immune response / amyloid fibril formation / learning or memory / blood microparticle / defense response to Gram-positive bacterium / immune response / Amyloid fiber formation / endoplasmic reticulum lumen Similarity search - Function | ||||||
Biological species | ![]() | ||||||
Method | ![]() ![]() ![]() | ||||||
![]() | Borbulevych, O.Y. / Clemens, J.R. / Baker, B.M. | ||||||
![]() | ![]() Title: Fluorine substitutions in an antigenic peptide selectively modulate T-cell receptor binding in a minimally perturbing manner. Authors: Piepenbrink, K.H. / Borbulevych, O.Y. / Sommese, R.F. / Clemens, J. / Armstrong, K.M. / Desmond, C. / Do, P. / Baker, B.M. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 179.6 KB | Display | ![]() |
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PDB format | ![]() | 141.4 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 482.6 KB | Display | ![]() |
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Full document | ![]() | 496.6 KB | Display | |
Data in XML | ![]() | 30.7 KB | Display | |
Data in CIF | ![]() | 42.4 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 3d39C ![]() 1qseS S: Starting model for refinement C: citing same article ( |
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Similar structure data |
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Links
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Assembly
Deposited unit | ![]()
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Unit cell |
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Components
-Protein , 4 types, 4 molecules ABDE
#1: Protein | Mass: 31854.203 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() |
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#2: Protein | Mass: 11879.356 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() |
#4: Protein | Mass: 22088.162 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() |
#5: Protein | Mass: 27360.379 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() |
-Protein/peptide , 1 types, 1 molecules C
#3: Protein/peptide | Mass: 1090.261 Da / Num. of mol.: 1 / Source method: obtained synthetically Details: Sequence from viral protein HTLV-1 TAX. The peptide is commercially available |
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-Non-polymers , 2 types, 33 molecules ![](data/chem/img/GOL.gif)
![](data/chem/img/HOH.gif)
![](data/chem/img/HOH.gif)
#6: Chemical | ChemComp-GOL / #7: Water | ChemComp-HOH / | |
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-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2.71 Å3/Da / Density % sol: 54.6 % |
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Crystal grow | Temperature: 297 K / Method: vapor diffusion, sitting drop / pH: 8.5 Details: TRIS 0.1 M, PEG4000 15%, MgCl2 0.2M, pH 8.5, VAPOR DIFFUSION, SITTING DROP, temperature 297K |
-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: ![]() ![]() ![]() |
Detector | Type: CUSTOM-MADE / Detector: CCD / Date: Aug 21, 2006 |
Radiation | Monochromator: SI111 / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 0.97934 Å / Relative weight: 1 |
Reflection | Resolution: 2.87→20 Å / Num. all: 25184 / Num. obs: 25084 / % possible obs: 99.6 % / Observed criterion σ(F): 1 / Observed criterion σ(I): 1 / Redundancy: 3.6 % / Biso Wilson estimate: 82 Å2 / Rmerge(I) obs: 0.065 / Net I/σ(I): 26.9 |
Reflection shell | Resolution: 2.87→2.97 Å / Redundancy: 3.2 % / Rmerge(I) obs: 0.41 / Mean I/σ(I) obs: 2.2 / Num. unique all: 2399 / % possible all: 96.9 |
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Processing
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Refinement | Method to determine structure: ![]() Starting model: PDB ENTRY 1QSE Resolution: 2.8→20 Å / Cor.coef. Fo:Fc: 0.94 / Cor.coef. Fo:Fc free: 0.904 / SU B: 47.788 / SU ML: 0.42 / TLS residual ADP flag: LIKELY RESIDUAL / Cross valid method: THROUGHOUT / σ(F): 1 / ESU R Free: 0.424 / Stereochemistry target values: Engh & Huber Details: Residue numbering for the chains D,E (A6 TCR) has been chosen to match with previously published TCR A6 structures (PDB Entries e.g. 1QSE, 1QRN)
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Solvent computation | Ion probe radii: 0.8 Å / Shrinkage radii: 0.8 Å / VDW probe radii: 1.4 Å / Solvent model: MASK | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 63.751 Å2
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Refinement step | Cycle: LAST / Resolution: 2.8→20 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 2.8→2.871 Å / Total num. of bins used: 20
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Refinement TLS params. | Method: refined / Refine-ID: X-RAY DIFFRACTION
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Refinement TLS group |
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