+
Open data
-
Basic information
Entry | Database: PDB / ID: 1k9i | |||||||||
---|---|---|---|---|---|---|---|---|---|---|
Title | Complex of DC-SIGN and GlcNAc2Man3 | |||||||||
![]() | mDC-SIGN1B type I isoform | |||||||||
![]() | SUGAR BINDING PROTEIN / C-type lectin / protein carbohydrate complex | |||||||||
Function / homology | ![]() B cell adhesion / cell-cell recognition / intracellular transport of virus / peptide antigen transport / Butyrophilin (BTN) family interactions / positive regulation of viral life cycle / virion binding / heterophilic cell-cell adhesion via plasma membrane cell adhesion molecules / leukocyte cell-cell adhesion / pattern recognition receptor activity ...B cell adhesion / cell-cell recognition / intracellular transport of virus / peptide antigen transport / Butyrophilin (BTN) family interactions / positive regulation of viral life cycle / virion binding / heterophilic cell-cell adhesion via plasma membrane cell adhesion molecules / leukocyte cell-cell adhesion / pattern recognition receptor activity / antigen processing and presentation / RSV-host interactions / D-mannose binding / regulation of T cell proliferation / positive regulation of T cell proliferation / CD209 (DC-SIGN) signaling / viral genome replication / peptide antigen binding / endocytosis / host cell / virus receptor activity / carbohydrate binding / adaptive immune response / intracellular signal transduction / immune response / symbiont entry into host cell / external side of plasma membrane / innate immune response / virion attachment to host cell / cell surface / extracellular region / metal ion binding / membrane / plasma membrane / cytoplasm Similarity search - Function | |||||||||
Biological species | ![]() | |||||||||
Method | ![]() ![]() ![]() | |||||||||
![]() | Feinberg, H. / Mitchell, D.A. / Drickamer, K. / Weis, W.I. | |||||||||
![]() | ![]() Title: Structural basis for selective recognition of oligosaccharides by DC-SIGN and DC-SIGNR. Authors: Feinberg, H. / Mitchell, D.A. / Drickamer, K. / Weis, W.I. | |||||||||
History |
|
-
Structure visualization
Structure viewer | Molecule: ![]() ![]() |
---|
-
Downloads & links
-
Download
PDBx/mmCIF format | ![]() | 289.8 KB | Display | ![]() |
---|---|---|---|---|
PDB format | ![]() | 232.8 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Arichive directory | ![]() ![]() | HTTPS FTP |
---|
-Related structure data
-
Links
-
Assembly
Deposited unit | ![]()
| ||||||||
---|---|---|---|---|---|---|---|---|---|
1 |
| ||||||||
Unit cell |
|
-
Components
#1: Protein | Mass: 17817.660 Da / Num. of mol.: 10 / Fragment: Carbohydrate recognition domain Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() #2: Polysaccharide | 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-2)-alpha-D-mannopyranose-(1-3)-[2-acetamido-2-deoxy- ...2-acetamido-2-deoxy-beta-D-glucopyranose-(1-2)-alpha-D-mannopyranose-(1-3)-[2-acetamido-2-deoxy-beta-D-glucopyranose-(1-2)-alpha-D-mannopyranose-(1-6)]alpha-D-mannopyranose Source method: isolated from a genetically manipulated source #3: Chemical | ChemComp-CA / #4: Water | ChemComp-HOH / | Has protein modification | Y | Sequence details | This alanine residue was inserted after the initiator methionine residue at the N-terminus to ...This alanine residue was inserted after the initiator methionine residue at the N-terminus to ensure that the methionine would be efficiently removed. This strategy ensures that the polypeptide has a free N-terminus, allowing Edman degradation to confirm the identity and integrity of the bacterially expressed protein. | |
---|
-Experimental details
-Experiment
Experiment | Method: ![]() |
---|
-
Sample preparation
Crystal | Density Matthews: 2.51 Å3/Da / Density % sol: 50.93 % | ||||||||||||||||||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Crystal grow | Temperature: 294 K / Method: vapor diffusion, hanging drop / pH: 6.5 Details: 18% PEG 8000, 0.1M Na-cacodilate, 200mM Ca Ac2. Protein solution containing 5mM CaCl2 and 5 mM oligosaccharide (Dextra M592)., pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 294K | ||||||||||||||||||||||||||||||||||||||||||
Crystal grow | *PLUS Temperature: 21 ℃ | ||||||||||||||||||||||||||||||||||||||||||
Components of the solutions | *PLUS
|
-Data collection
Diffraction | Mean temperature: 100 K |
---|---|
Diffraction source | Source: ![]() ![]() ![]() |
Detector | Type: ADSC QUANTUM 4 / Detector: CCD / Date: Apr 9, 2001 |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 0.9646 Å / Relative weight: 1 |
Reflection | Resolution: 2.5→50 Å / Num. all: 60699 / Num. obs: 59357 / % possible obs: 97.8 % / Observed criterion σ(F): 0 / Observed criterion σ(I): -3 / Biso Wilson estimate: 43 Å2 / Rmerge(I) obs: 0.053 |
Reflection shell | Resolution: 2.5→2.59 Å / Rmerge(I) obs: 0.266 / % possible all: 99.3 |
Reflection | *PLUS Lowest resolution: 50 Å / Num. measured all: 250720 |
Reflection shell | *PLUS Highest resolution: 2.5 Å / % possible obs: 99.3 % |
-
Processing
Software |
| ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Refinement | Method to determine structure: ![]()
| ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Solvent computation | Solvent model: FLAT MODEL / Bsol: 34.154 Å2 / ksol: 0.320351 e/Å3 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 49.1 Å2
| ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refine analyze |
| ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 2.5→26.68 Å
| ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refine LS restraints |
| ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
LS refinement shell | Resolution: 2.5→2.66 Å / Rfactor Rfree error: 0.013 / Total num. of bins used: 6
| ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Xplor file |
| ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Software | *PLUS Name: CNS / Version: 1 / Classification: refinement | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement | *PLUS σ(F): 0 / % reflection Rfree: 6.1 % / Rfactor obs: 0.214 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Solvent computation | *PLUS | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | *PLUS Biso mean: 49.1 Å2 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refine LS restraints | *PLUS
| ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
LS refinement shell | *PLUS Rfactor Rfree: 0.328 / % reflection Rfree: 7.2 % / Rfactor Rwork: 0.291 |