2HHD Oxygen Transport date Sep 29, 1994
title Oxygen Affinity Modulation By The N-Termini Of The Beta- Chains In Human And Bovine Hemoglobin
authors G.L.Gilliland, I.Pechik, C.Fronticelli, X.Ji
compound source
Molecule: Hemoglobin (Deoxy) (Alpha Chain)
Chain: A, C
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Organ: Blood
Tissue: Blood

Molecule: Hemoglobin (Deoxy) (Beta Chain)
Chain: B, D
Engineered: Yes

Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Organ: Blood
Tissue: Blood
symmetry Space Group: P 1 21 1
R_factor
R_Free NULL
crystal
cell
length a length b length c angle alpha angle beta angle gamma
62.450 82.130 53.760 90.00 98.87 90.00
method X-Ray Diffractionresolution 2.20 Å
ligand HEM, SO4 enzyme
related structures by homologous chain: 1HDA, 1HDB
Gene
Ontology
ChainFunctionProcessComponent
A, C
  • peroxidase activity


  • D, B
  • peroxidase activity


  • Primary referenceCrystallographic, molecular modeling, and biophysical characterization of the valine beta 67 (E11)-->threonine variant of hemoglobin., Pechik I, Ji X, Fidelis K, Karavitis M, Moult J, Brinigar WS, Fronticelli C, Gilliland GL, Biochemistry. 1996 Feb 13;35(6):1935-45. PMID:8639677
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (107 Kb) [Save to disk]
  • Biological Unit Coordinates (2hhd.pdb1.gz) 102 Kb
  • LPC: Ligand-Protein Contacts for 2HHD
  • CSU: Contacts of Structural Units for 2HHD
  • Likely Quarternary Molecular Structure file(s) for 2HHD
  • Retrieve 2HHD in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2HHD from S2C, [Save to disk]
  • View 2HHD 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 2HHD
  • 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 2HHD, from MSDmotif at EBI
  • Genome occurence of 2HHD's fold from GeneCensus
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d2hhda_, region A [Jmol] [rasmolscript] [script source]
        - Domain d2hhdb_, region B [Jmol] [rasmolscript] [script source]
        - Domain d2hhdc_, region C [Jmol] [rasmolscript] [script source]
        - Domain d2hhdd_, region D [Jmol] [rasmolscript] [script source]
  • Fold representative 2hhd 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: [2hhd_B] [2hhd_D] [2hhd_A] [2hhd] [2hhd_C]
  • 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 2HHD
  • Community annotation for 2HHD 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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