1XXT Transport Protein date Nov 08, 2004
title The T-To-T High Transitions In Human Hemoglobin: Wild-Type D (Low Salt, One Test Set)
authors J.S.Kavanaugh, P.H.Rogers, A.Arnone
compound source
Molecule: Hemoglobin Alpha Chain
Chain: A, C
 Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606

Molecule: Hemoglobin Beta Chain
Chain: B, D
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
symmetry Space Group: P 21 21 2
R_factor 0.182 R_Free 0.239
crystal
cell
length a length b length c angle alpha angle beta angle gamma
97.000 99.300 66.000 90.00 90.00 90.00
method X-Ray Diffractionresolution 1.91 Å
ligand HEM enzyme
related structures by homologous chain: 1RQ3, 1Y4G
Gene
Ontology
ChainFunctionProcessComponent
A, C
  • peroxidase activity


    • D, B
  • peroxidase activity


    • Primary referenceCrystallographic Evidence for a New Ensemble of Ligand-Induced Allosteric Transitions in Hemoglobin: The T-to-T(High) Quaternary Transitions(,)., Kavanaugh JS, Rogers PH, Arnone A, Biochemistry 2005 Apr 26;44(16):6101-21. PMID:15835899
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (100 Kb) [Save to disk]
  • Biological Unit Coordinates (1xxt.pdb1.gz) 94 Kb
  • LPC: Ligand-Protein Contacts for 1XXT
  • CSU: Contacts of Structural Units for 1XXT
  • Likely Quarternary Molecular Structure file(s) for 1XXT
  • Structure Factors (380 Kb)
  • Retrieve 1XXT in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1XXT from S2C, [Save to disk]
  • Re-refined 1xxt structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
    • View 1XXT 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 1XXT
  • 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 1XXT, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1xxta_, region A [Jmol] [rasmolscript] [script source]
        - Domain d1xxtb_, region B [Jmol] [rasmolscript] [script source]
        - Domain d1xxtc_, region C [Jmol] [rasmolscript] [script source]
        - Domain d1xxtd_, region D [Jmol] [rasmolscript] [script source]
    • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1xxt] [1xxt_D] [1xxt_C] [1xxt_A] [1xxt_B]
  • 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 1XXT
  • Community annotation for 1XXT 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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