+Open data
-Basic information
Entry | Database: PDB / ID: 1gzq | ||||||
---|---|---|---|---|---|---|---|
Title | CD1b in complex with Phophatidylinositol | ||||||
Components |
| ||||||
Keywords | GLYCOPROTEIN / PHOPHATIDYLINOSITOL / MHC / ANTIGEN PRESENTATION | ||||||
Function / homology | Function and homology information : / : / endogenous lipid antigen binding / exogenous lipid antigen binding / antigen processing and presentation, endogenous lipid antigen via MHC class Ib / antigen processing and presentation, exogenous lipid antigen via MHC class Ib / lipopeptide binding / retina homeostasis / regulation of membrane depolarization / positive regulation of ferrous iron binding ...: / : / endogenous lipid antigen binding / exogenous lipid antigen binding / antigen processing and presentation, endogenous lipid antigen via MHC class Ib / antigen processing and presentation, exogenous lipid antigen via MHC class Ib / lipopeptide binding / retina homeostasis / regulation of membrane depolarization / positive regulation of ferrous iron binding / positive regulation of transferrin receptor binding / early endosome lumen / positive regulation of receptor binding / Nef mediated downregulation of MHC class I complex cell surface expression / DAP12 interactions / negative regulation of receptor binding / Endosomal/Vacuolar pathway / Antigen Presentation: Folding, assembly and peptide loading of class I MHC / antigen processing and presentation of exogenous protein antigen via MHC class Ib, TAP-dependent / cellular response to iron(III) ion / negative regulation of forebrain neuron differentiation / ER to Golgi transport vesicle membrane / response to molecule of bacterial origin / regulation of erythrocyte differentiation / regulation of iron ion transport / MHC class I peptide loading complex / HFE-transferrin receptor complex / T cell mediated cytotoxicity / cellular response to iron ion / 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 / positive regulation of T cell mediated cytotoxicity / peptide antigen assembly with MHC class II protein complex / negative regulation of neurogenesis / positive regulation of receptor-mediated endocytosis / MHC class II protein complex / cellular response to nicotine / recycling endosome membrane / specific granule lumen / phagocytic vesicle membrane / peptide antigen binding / positive regulation of cellular senescence / 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 / negative regulation of epithelial cell proliferation / Modulation by Mtb of host immune system / positive regulation of T cell activation / antimicrobial humoral immune response mediated by antimicrobial peptide / sensory perception of smell / negative regulation of neuron projection development / tertiary granule lumen / DAP12 signaling / MHC class II protein complex binding / late endosome membrane / T cell differentiation in thymus / positive regulation of protein binding / ER-Phagosome pathway / antibacterial humoral response / iron ion transport / protein refolding / early endosome membrane / protein homotetramerization / cellular response to lipopolysaccharide / intracellular iron ion homeostasis / defense response to Gram-negative bacterium / amyloid fibril formation / adaptive immune response / learning or memory / endosome membrane / defense response to Gram-positive bacterium / immune response / Amyloid fiber formation / lysosomal membrane / endoplasmic reticulum lumen / external side of plasma membrane / Golgi membrane / focal adhesion / innate immune response / intracellular membrane-bounded organelle / Neutrophil degranulation / SARS-CoV-2 activates/modulates innate and adaptive immune responses / Golgi apparatus / cell surface / protein homodimerization activity / extracellular space / extracellular exosome / extracellular region / membrane / identical protein binding / plasma membrane / cytosol Similarity search - Function | ||||||
Biological species | HOMO SAPIENS (human) | ||||||
Method | X-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / Resolution: 2.26 Å | ||||||
Authors | Gadola, S.D. / Zaccai, N.R. / Harlos, K. / Shepherd, D. / Ritter, G. / Schmidt, R.R. / Jones, E.Y. / Cerundolo, V. | ||||||
Citation | Journal: Nat.Immunol. / Year: 2002 Title: Structure of Human Cd1B with Bound Ligands at 2.3 A, a Maze for Alkyl Chains Authors: Gadola, S.D. / Zaccai, N.R. / Harlos, K. / Shepherd, D. / Castro-Palomino, J.C. / Ritter, G. / Schmidt, R.R. / Jones, E.Y. / Cerundolo, V. | ||||||
History |
| ||||||
Remark 700 | SHEET THE SHEET STRUCTURE OF THIS MOLECULE IS BIFURCATED. IN ORDER TO REPRESENT THIS FEATURE IN ... SHEET THE SHEET STRUCTURE OF THIS MOLECULE IS BIFURCATED. IN ORDER TO REPRESENT THIS FEATURE IN THE SHEET RECORDS BELOW, TWO SHEETS ARE DEFINED. |
-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
---|
-Downloads & links
-Download
PDBx/mmCIF format | 1gzq.cif.gz | 93.8 KB | Display | PDBx/mmCIF format |
---|---|---|---|---|
PDB format | pdb1gzq.ent.gz | 75.5 KB | Display | PDB format |
PDBx/mmJSON format | 1gzq.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/gz/1gzq ftp://data.pdbj.org/pub/pdb/validation_reports/gz/1gzq | HTTPS FTP |
---|
-Related structure data
-Links
-Assembly
Deposited unit |
| ||||||||
---|---|---|---|---|---|---|---|---|---|
1 |
| ||||||||
Unit cell |
|
-Components
-Protein , 2 types, 2 molecules AB
#1: Protein | Mass: 33088.215 Da / Num. of mol.: 1 / Fragment: RESIDUES 18-295 Source method: isolated from a genetically manipulated source Source: (gene. exp.) HOMO SAPIENS (human) / Plasmid: PET23D / Production host: ESCHERICHIA COLI (E. coli) / Strain (production host): BL21 / References: UniProt: P29016 |
---|---|
#2: Protein | Mass: 11879.356 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) HOMO SAPIENS (human) / Plasmid: PET23D / Production host: ESCHERICHIA COLI (E. coli) / Strain (production host): BL21 / References: UniProt: P01884, UniProt: P61769*PLUS |
-Non-polymers , 5 types, 202 molecules
#3: Chemical | ChemComp-PII / | ||||||
---|---|---|---|---|---|---|---|
#4: Chemical | #5: Chemical | ChemComp-D12 / | #6: Chemical | ChemComp-TWT / | #7: Water | ChemComp-HOH / | |
-Details
Sequence details | RESIDUES GLYCINE A278 AND PROLINE A279 ARE THE STARTING RESIDUES OF A BIRA TAG ...RESIDUES GLYCINE A278 AND PROLINE A279 ARE THE STARTING RESIDUES OF A BIRA TAG (GPGSGGGLND |
---|
-Experimental details
-Experiment
Experiment | Method: X-RAY DIFFRACTION / Number of used crystals: 2 |
---|
-Sample preparation
Crystal | Density Matthews: 3.25 Å3/Da / Density % sol: 64 % | ||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Crystal grow | Temperature: 293 K / pH: 7.1 Details: 20 DEGREES C, 2UL OF PROTEIN + 1UL OF MOTHER LIQUOR, 0.2M LITHIUM NITRATE, 20% W/V POLYETHYLENE GLYCOL 3350, PH 7.1 | ||||||||||||||||||||||||
Crystal grow | *PLUS Temperature: 20 ℃ / Method: vapor diffusion, sitting drop | ||||||||||||||||||||||||
Components of the solutions | *PLUS
|
-Data collection
Diffraction | Mean temperature: 100 K |
---|---|
Diffraction source | Source: SYNCHROTRON / Site: ESRF / Beamline: ID29 / Wavelength: 0.98 |
Detector | Type: ADSC QUANTUM 210 / Detector: CCD / Date: Oct 15, 2001 |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 0.98 Å / Relative weight: 1 |
Reflection | Resolution: 2.2→25 Å / Num. obs: 334867 / % possible obs: 92.3 % / Observed criterion σ(I): -0.5 / Redundancy: 12.1 % / Biso Wilson estimate: 36.9 Å2 / Rmerge(I) obs: 0.051 / Net I/σ(I): 39.1 |
Reflection shell | Resolution: 2.2→2.28 Å / Rmerge(I) obs: 0.206 / Mean I/σ(I) obs: 15.8 / % possible all: 89.8 |
Reflection | *PLUS Lowest resolution: 25 Å / Num. obs: 27623 / Num. measured all: 337867 |
Reflection shell | *PLUS % possible obs: 89.8 % |
-Processing
Software |
| ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Refinement | Method to determine structure: MOLECULAR REPLACEMENT Starting model: PARTIALLY REFINED STRUCTURE OF CD1B-GM2 COMPLEX Resolution: 2.26→24.3 Å / Rfactor Rfree error: 0.009 / Data cutoff high absF: 1307389.19 / Data cutoff low absF: 0 / Isotropic thermal model: RESTRAINED / Cross valid method: THROUGHOUT / σ(F): 0
| ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Solvent computation | Solvent model: FLAT MODEL / Bsol: 41.4941 Å2 / ksol: 0.318222 e/Å3 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 58.7 Å2
| ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refine analyze |
| ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 2.26→24.3 Å
| ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refine LS restraints |
| ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
LS refinement shell | Resolution: 2.26→2.4 Å / Rfactor Rfree error: 0.039 / Total num. of bins used: 6
| ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Xplor file |
| ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement | *PLUS Rfactor Rfree: 0.238 / Rfactor Rwork: 0.202 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Solvent computation | *PLUS | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | *PLUS | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refine LS restraints | *PLUS
|