1NEJ Oxygen Storage Transport date Dec 11, 2002
title Crystalline Human Carbonmonoxy Hemoglobin S (Liganded Sickle Hemoglobin) Exhibits The R2 Quaternary State At Neutral Ph Presence Of Polyethylene Glycol: The 2.1 Angstrom Resolutio Structure
authors L.N.Patskovska, Y.V.Patskovsky, S.C.Almo, R.E.Hirsch
compound source
Molecule: Hemoglobin Alpha Chain
Chain: A, C
Fragment: Alpha Chain
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Organ: Blood
Cell: Erythrocytes

Molecule: Hemoglobin Beta Chain
Chain: B, D
Fragment: Beta Chain

Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Organ: Blood
Cell: Erythrocytes
symmetry Space Group: P 21 21 21
R_factor 0.235 R_Free 0.268
crystal
cell
length a length b length c angle alpha angle beta angle gamma
58.000 58.530 171.840 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.10 Å
ligand CMO, HEM enzyme
related structures by homologous chain: 1M9P, 1XZV
Gene
Ontology
ChainFunctionProcessComponent
A, C
  • peroxidase activity


  • D, B
  • peroxidase activity


  • Primary referenceCOHbC and COHbS crystallize in the R2 quaternary state at neutral pH in the presence of PEG 4000., Patskovska LN, Patskovsky YV, Almo SC, Hirsch RE, Acta Crystallogr D Biol Crystallogr. 2005 May;61(Pt 5):566-73. Epub 2005, Apr 20. PMID:15858266
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (104 Kb) [Save to disk]
  • Biological Unit Coordinates (1nej.pdb1.gz) 97 Kb
  • LPC: Ligand-Protein Contacts for 1NEJ
  • CSU: Contacts of Structural Units for 1NEJ
  • Likely Quarternary Molecular Structure file(s) for 1NEJ
  • Structure Factors (266 Kb)
  • Retrieve 1NEJ in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1NEJ from S2C, [Save to disk]
  • Re-refined 1nej structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1NEJ 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 1NEJ
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • 3D motif for 1NEJ, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1neja_, region A [Jmol] [rasmolscript] [script source]
        - Domain d1nejb_, region B [Jmol] [rasmolscript] [script source]
        - Domain d1nejc_, region C [Jmol] [rasmolscript] [script source]
        - Domain d1nejd_, region D [Jmol] [rasmolscript] [script source]
  • 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: [1nej_C] [1nej] [1nej_A] [1nej_B] [1nej_D]
  • SWISS-PROT database: [P69905] [P68871]
  • Belongs to the pore-forming globin (globin) family according to TCDB.
  • Belongs to the pore-forming globin (globin) family according to TCDB.
  • Domain organization of [HBA_HUMAN] [HBB_HUMAN] by SWISSPFAM
  • Other resources with information on 1NEJ
  • Community annotation for 1NEJ 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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