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Open data
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Basic information
Entry | Database: PDB / ID: 1rh2 | ||||||
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Title | RECOMBINANT HUMAN INTERFERON-ALPHA 2B | ||||||
![]() | INTERFERON-ALPHA 2B | ||||||
![]() | CYTOKINE / INTERFERON / ANTI-VIRAL / IMMUNOMODULATOR / 4 HELIX BUNDLE | ||||||
Function / homology | ![]() type I interferon receptor binding / cell surface receptor signaling pathway via STAT / negative regulation of interleukin-5 production / negative regulation of interleukin-13 production / negative regulation of T cell differentiation / natural killer cell activation involved in immune response / positive regulation of peptidyl-serine phosphorylation of STAT protein / negative regulation of T-helper 2 cell cytokine production / T cell activation involved in immune response / negative regulation of viral entry into host cell ...type I interferon receptor binding / cell surface receptor signaling pathway via STAT / negative regulation of interleukin-5 production / negative regulation of interleukin-13 production / negative regulation of T cell differentiation / natural killer cell activation involved in immune response / positive regulation of peptidyl-serine phosphorylation of STAT protein / negative regulation of T-helper 2 cell cytokine production / T cell activation involved in immune response / negative regulation of viral entry into host cell / TRAF6 mediated IRF7 activation / type I interferon-mediated signaling pathway / response to exogenous dsRNA / B cell proliferation / humoral immune response / Regulation of IFNA/IFNB signaling / B cell differentiation / cytokine activity / Evasion by RSV of host interferon responses / cellular response to virus / cytokine-mediated signaling pathway / Interferon alpha/beta signaling / cell-cell signaling / Factors involved in megakaryocyte development and platelet production / collagen-containing extracellular matrix / defense response to virus / adaptive immune response / cell surface receptor signaling pathway / inflammatory response / negative regulation of gene expression / negative regulation of DNA-templated transcription / apoptotic process / SARS-CoV-2 activates/modulates innate and adaptive immune responses / extracellular space / extracellular region Similarity search - Function | ||||||
Biological species | ![]() | ||||||
Method | ![]() ![]() | ||||||
![]() | Walter, M.R. | ||||||
![]() | ![]() Title: Zinc mediated dimer of human interferon-alpha 2b revealed by X-ray crystallography. Authors: Radhakrishnan, R. / Walter, L.J. / Hruza, A. / Reichert, P. / Trotta, P.P. / Nagabhushan, T.L. / Walter, M.R. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 37.7 KB | Display | ![]() |
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PDB format | ![]() | 22.3 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 381.9 KB | Display | ![]() |
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Full document | ![]() | 382 KB | Display | |
Data in XML | ![]() | 1.5 KB | Display | |
Data in CIF | ![]() | 8 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Similar structure data | Similarity search - Function & homology ![]() |
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Links
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Assembly
Deposited unit | ![]()
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1 | ![]()
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2 | ![]()
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3 | ![]()
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4 | ![]()
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5 | ![]()
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6 | ![]()
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Unit cell |
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Noncrystallographic symmetry (NCS) | NCS oper:
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Components
#1: Protein | Mass: 19277.033 Da / Num. of mol.: 6 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() #2: Chemical | ChemComp-ZN / Compound details | THE DISULFIDE BOND BETWEEN CYS 1 AND CYS 98 IS NOT OBSERVED. | |
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-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 3.1 Å3/Da / Density % sol: 60 % | ||||||||||||||||||||||||
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Crystal grow | Method: macroseeding / pH: 5.6 Details: PROTEIN WAS CRYSTALLIZED FROM 40MM ZINC ACETATE, 30MM CACODYLATE, PH 5.6; MACRO SEEDING WAS PERFORMED TO GET REASONABLE SIZE CRYSTALS., macroseeding | ||||||||||||||||||||||||
Crystal grow | *PLUS Temperature: 23 ℃ / Method: vapor diffusion, hanging drop | ||||||||||||||||||||||||
Components of the solutions | *PLUS
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-Data collection
Diffraction | Mean temperature: 103 K |
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Diffraction source | Source: ![]() |
Detector | Type: RIGAKU / Detector: IMAGE PLATE / Date: Dec 1, 1995 |
Radiation | Monochromator: NI FILTER / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1.5418 Å / Relative weight: 1 |
Reflection | Resolution: 2.9→6 Å / Num. obs: 31925 / % possible obs: 96 % / Observed criterion σ(I): 0 / Redundancy: 6.8 % / Rmerge(I) obs: 0.095 / Net I/σ(I): 10 |
Reflection shell | Resolution: 2.9→3 Å / Redundancy: 3.9 % / Rmerge(I) obs: 0.24 / Mean I/σ(I) obs: 3.2 / % possible all: 92 |
Reflection | *PLUS Num. measured all: 217393 |
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Processing
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Refinement | Method to determine structure: ![]() Details: SIX MOLECULES IN THE ASYMMETRIC UNIT WERE REFINED WITH NCS RESTRAINTS WITH WEIGHT = 30 KCAL/MOL-(A)2 AND SIGB = 1.5 (A)2
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Displacement parameters | Biso mean: 30.6 Å2 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refine analyze |
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Refinement step | Cycle: LAST / Resolution: 2.9→6 Å
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Refine LS restraints |
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Refine LS restraints NCS | NCS model details: RESTRAINTS | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
LS refinement shell | Resolution: 2.9→3.02 Å / Total num. of bins used: 8
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Xplor file |
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Software | *PLUS Name: ![]() | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refine LS restraints | *PLUS
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