Cryo-EM structure of the Tocilizumab Fab/IL-6R complexCryo-EM structure of the Tocilizumab Fab/IL-6R complex

Structural highlights

8j6f is a 4 chain structure with sequence from Homo sapiens. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.
Method:Electron Microscopy, Resolution 3.3Å
Ligands:
Resources:FirstGlance, OCA, PDBe, RCSB, PDBsum, ProSAT

Function

IL6RA_HUMAN Part of the receptor for interleukin 6. Binds to IL6 with low affinity, but does not transduce a signal. Signal activation necessitate an association with IL6ST. Activation may lead to the regulation of the immune response, acute-phase reactions and hematopoiesis.[1] [2] Low concentration of a soluble form of IL6 receptor acts as an agonist of IL6 activity.[3] [4]

References

  1. Martens AS, Bode JG, Heinrich PC, Graeve L. The cytoplasmic domain of the interleukin-6 receptor gp80 mediates its basolateral sorting in polarized madin-darby canine kidney cells. J Cell Sci. 2000 Oct;113 ( Pt 20):3593-602. PMID:11017875
  2. Buk DM, Renner O, Graeve L. Increased association with detergent-resistant membranes/lipid rafts of apically targeted mutants of the interleukin-6 receptor gp80. Eur J Cell Biol. 2005 Oct;84(10):819-31. PMID:16270750
  3. Martens AS, Bode JG, Heinrich PC, Graeve L. The cytoplasmic domain of the interleukin-6 receptor gp80 mediates its basolateral sorting in polarized madin-darby canine kidney cells. J Cell Sci. 2000 Oct;113 ( Pt 20):3593-602. PMID:11017875
  4. Buk DM, Renner O, Graeve L. Increased association with detergent-resistant membranes/lipid rafts of apically targeted mutants of the interleukin-6 receptor gp80. Eur J Cell Biol. 2005 Oct;84(10):819-31. PMID:16270750

8j6f, resolution 3.30Å

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