1CN4 Hematopoietic Cytokine date May 25, 1999
title Erythropoietin Complexed With Extracellular Domains Of Eryth Receptor
authors R.M.Stroud, S.W.Reid
compound source
Molecule: Protein (Erythropoietin Receptor)
Chain: A, B
Fragment: Extracellular Ligand Binding Domains
Engineered: Yes
Mutation: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Expression_system: Pichia Pastoris
Expression_system_taxid: 4922

Molecule: Protein (Erythropoietin)
Chain: C
Engineered: Yes
Mutation: Yes

Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Expression_system: Escherichia Coli
Expression_system_taxid: 562
symmetry Space Group: P 21 21 21
R_factor 0.280 R_Free 0.336
length a length b length c angle alpha angle beta angle gamma
73.340 80.340 134.900 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.80 Å
note 1CN4 supersedes 1BLW
related structures by homologous chain: 1BUY, 1EBP, 1EER
A, B

  • protein kinase activator act...

  • Primary referenceEfficiency of signalling through cytokine receptors depends critically on receptor orientation., Syed RS, Reid SW, Li C, Cheetham JC, Aoki KH, Liu B, Zhan H, Osslund TD, Chirino AJ, Zhang J, Finer-Moore J, Elliott S, Sitney K, Katz BA, Matthews DJ, Wendoloski JJ, Egrie J, Stroud RM, Nature 1998 Oct 1;395(6701):511-6. PMID:9774108
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (99 Kb) [Save to disk]
  • Biological Unit Coordinates (1cn4.pdb1.gz) 95 Kb
  • CSU: Contacts of Structural Units for 1CN4
  • Likely Quarternary Molecular Structure file(s) for 1CN4
  • Retrieve 1CN4 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1CN4 from S2C, [Save to disk]
  • View 1CN4 in 3D
  • Proteopedia, because life has more than 2D.
  • On Jmol, a nice Rasmol like molecule viewer. This is good for easiest viewing of basic structure.
  • On FirstGlance, an excellent tool for a guided tour on the structure components, by E. Martz.
  • Visual 3D analysis of 1CN4
  • Cartoon representation from PDB Cartoon
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 1CN4, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1cn4a2, region A:117-223 [Jmol] [rasmolscript] [script source]
        - Domain d1cn4a1, region A:7-116 [Jmol] [rasmolscript] [script source]
        - Domain d1cn4b2, region B:117-225 [Jmol] [rasmolscript] [script source]
        - Domain d1cn4b1, region B:8-116 [Jmol] [rasmolscript] [script source]
        - Domain d1cn4c_, region C [Jmol] [rasmolscript] [script source]
  • Fold representative 1cn4 from FSSP and Dali (Families of Structurally Similar Proteins)
  • Class (fold), Architecture (subfold), Topology, Homologous superfamily from CATH
  • Summaries and structural analyses of PDB data files from PDBSum
  • Identification of Protein Pockets & Cavities at CASTp
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1cn4_C] [1cn4_B] [1cn4] [1cn4_A]
  • SWISS-PROT database: [P19235] [P01588]
  • Domain organization of [EPOR_HUMAN] [EPO_HUMAN] by SWISSPFAM
  • Domain found in 1CN4: [FN3 ] by SMART
  • Other resources with information on 1CN4
  • Community annotation for 1CN4 at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

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