1XZ4 Transport Protein date Nov 11, 2004
title Intersubunit Interactions Associated With Tyr42alpha Stabili Quaternary-T Tetramer But Are Not Major Quaternary Constrai Deoxyhemoglobin: Alphay42a Deoxyhemoglobin No-Salt
authors J.S.Kavanaugh, P.H.Rogers, A.Arnone, H.L.Hui, A.Wierzba, A.Deyoun L.D.Kwiatkowski, R.W.Noble, L.J.Juszczak, E.S.Peterson, J.M.Fri
compound source
Molecule: Hemoglobin Alpha Chain
Chain: A, C
Engineered: Yes
Mutation: Yes
 Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Hba1
Expression_system: Escherichia Coli
Expression_system_taxid: 562

Molecule: Hemoglobin Beta Chain
Chain: B, D
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Tissue: Blood
symmetry Space Group: P 21 21 21
R_factor 0.183 R_Free 0.224
crystal
cell
length a length b length c angle alpha angle beta angle gamma
84.100 111.900 64.000 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.00 Å
ligand HEM enzyme
related structures by homologous chain: 1A4F, 1GBV, 2HBE
Gene
Ontology
ChainFunctionProcessComponent
A, C
  • peroxidase activity


    • D, B
  • peroxidase activity


    • Primary referenceIntersubunit interactions associated with tyr42alpha stabilize the quaternary-T tetramer but are not major quaternary constraints in deoxyhemoglobin(,)., Kavanaugh JS, Rogers PH, Arnone A, Hui HL, Wierzba A, Deyoung A, Kwiatkowski LD, Noble RW, Juszczak LJ, Peterson ES, Friedman JM, Biochemistry 2005 Mar 15;44(10):3806-20. PMID:15751957
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (100 Kb) [Save to disk]
  • Biological Unit Coordinates (1xz4.pdb1.gz) 93 Kb
  • LPC: Ligand-Protein Contacts for 1XZ4
  • CSU: Contacts of Structural Units for 1XZ4
  • Likely Quarternary Molecular Structure file(s) for 1XZ4
  • Structure Factors (314 Kb)
  • Retrieve 1XZ4 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1XZ4 from S2C, [Save to disk]
  • Re-refined 1xz4 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
    • View 1XZ4 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 1XZ4
  • Ramachandran plot from PDBSum
    • Structure-derived information
  • Electron Density related parameters from EDS Electron Density Server, at Upsala
  • Dipole moment, from Dipole Server at Weizmann Institute
  • 3D motif for 1XZ4, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1xz4a_, region A [Jmol] [rasmolscript] [script source]
        - Domain d1xz4b_, region B [Jmol] [rasmolscript] [script source]
        - Domain d1xz4c_, region C [Jmol] [rasmolscript] [script source]
        - Domain d1xz4d_, region D [Jmol] [rasmolscript] [script source]
    • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1xz4_A] [1xz4_B] [1xz4] [1xz4_C] [1xz4_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 1XZ4
  • Community annotation for 1XZ4 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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