1ERN Cytokine date Jan 11, 1999
title Native Structure Of The Extracellular Domain Of Erythropoietin (Epo) Receptor [Ebp]
authors O.Livnah, E.A.Stura, I.A.Wilson
compound source
Molecule: Protein (Erythropoietin Receptor)
Chain: A, B
Fragment: Extracellular Domain
Synonym: Ebp
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Expression_system: Escherichia Coli
Expression_system_taxid: 562
symmetry Space Group: P 1
R_factor 0.216 R_Free 0.295
crystal
cell
length a length b length c angle alpha angle beta angle gamma
38.760 55.680 58.430 62.65 88.31 74.97
method X-Ray Diffractionresolution 2.40 Å
related structures by homologous chain: 1EBA, 1EER
Primary referenceCrystallographic evidence for preformed dimers of erythropoietin receptor before ligand activation., Livnah O, Stura EA, Middleton SA, Johnson DL, Jolliffe LK, Wilson IA, Science 1999 Feb 12;283(5404):987-90. PMID:9974392
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (72 Kb) [Save to disk]
  • Biological Unit Coordinates (1ern.pdb1.gz) 68 Kb
  • CSU: Contacts of Structural Units for 1ERN
  • Likely Quarternary Molecular Structure file(s) for 1ERN
  • Retrieve 1ERN in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1ERN from S2C, [Save to disk]
  • View 1ERN 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 1ERN
  • 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 1ERN, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1erna1, region A:10-116 [Jmol] [rasmolscript] [script source]
        - Domain d1erna2, region A:117-221 [Jmol] [rasmolscript] [script source]
        - Domain d1ernb1, region B:10-116 [Jmol] [rasmolscript] [script source]
        - Domain d1ernb2, region B:117-222 [Jmol] [rasmolscript] [script source]
  • Fold representative 1ern 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: [1ern_A] [1ern_B] [1ern]
  • SWISS-PROT database: [P19235]
  • Domain organization of [EPOR_HUMAN] by SWISSPFAM
  • Domain found in 1ERN: [FN3 ] by SMART
  • Alignments of the sequence of 1ERN with the sequences similar proteins can be viewed for 1ERN's classification [EPOR_HUMAN] at ProtoMap. Click on "Neighbors List", then on the "See Alignments" button below the list.
  • A sequence distance tree ("phylogenetic tree") can be viewed for 1ACL's classification [EPOR_HUMAN] at ProtoMap. Click on the Cluster number.
  • Other resources with information on 1ERN
  • Community annotation for 1ERN 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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