2HDD Transcription Dna date Feb 10, 1998
title Engrailed Homeodomain Q50k Variant Dna Complex
authors L.Tucker-Kellogg, M.A.Rould, K.A.Chambers, S.E.Ades, R.T.Sauer, C.O.Pabo
compound source
Molecule: Dna (5'- D(Tptptptpgpcpcpaptpgptpapaptpcpcpc Pcpgpgpa)-3');
Chain: C
Engineered: Yes
Synthetic: Yes

Molecule: Dna (5'- D(Aptpcpcpgpgpgpgpaptptpapcpaptpgpg Pcpapapa)-3');
Chain: D
Engineered: Yes

Synthetic: Yes

Molecule: Protein (Engrailed Homeodomain Q50k)
Chain: A, B
Engineered: Yes
Mutation: Yes

Organism_scientific: Drosophila Melanogaster
Organism_common: Fruit Fly
Organism_taxid: 7227
Expression_system: Escherichia Coli
Expression_system_taxid: 562
symmetry Space Group: C 1 2 1
R_factor 0.205 R_Free 0.251
crystal
cell
length a length b length c angle alpha angle beta angle gamma
127.720 45.340 72.470 90.00 119.53 90.00
method X-Ray Diffractionresolution 1.90 Å
note 2HDD is a representative structure
related structures by homologous chain: 1DU0
Gene
Ontology
ChainFunctionProcessComponent
A, B


Primary referenceEngrailed (Gln50-->Lys) homeodomain-DNA complex at 1.9 A resolution: structural basis for enhanced affinity and altered specificity., Tucker-Kellogg L, Rould MA, Chambers KA, Ades SE, Sauer RT, Pabo CO, Structure 1997 Aug 15;5(8):1047-54. PMID:9309220
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (44 Kb) [Save to disk]
  • Biological Unit Coordinates (2hdd.pdb1.gz) 40 Kb
  • CSU: Contacts of Structural Units for 2HDD
  • Likely Quarternary Molecular Structure file(s) for 2HDD
  • Retrieve 2HDD in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2HDD from S2C, [Save to disk]
  • View 2HDD 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 2HDD
  • 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 2HDD, from MSDmotif at EBI
  • Genome occurence of 2HDD's fold from GeneCensus
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d2hdda_, region A [Jmol] [rasmolscript] [script source]
        - Domain d2hddb_, region B [Jmol] [rasmolscript] [script source]
  • Fold representative 2hdd 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: [2hdd_D] [2hdd] [2hdd_B] [2hdd_A] [2hdd_C]
  • SWISS-PROT database: [P02836]
  • Domain organization of [HMEN_DROME] by SWISSPFAM
  • Domain found in 2HDD: [HOX ] by SMART
  • Other resources with information on 2HDD
  • Community annotation for 2HDD 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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