3K2A Dna Binding Protein date Sep 29, 2009
title Crystal Structure Of The Homeobox Domain Of Human Homeobox P Meis2
authors R.Lam, M.Soloveychik, K.P.Battaile, V.Romanov, K.Lam, I.Beletskay E.Gordon, E.F.Pai, N.Y.Chirgadze
compound source
Molecule: Homeobox Protein Meis2
Chain: A, B
Fragment: Residues 281-345 (Homeobox Domain)
Synonym: Meis1-Related Protein 1
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Meis2, Mrg1
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Bl21(De3)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet28-Lic
symmetry Space Group: I 4 2 2
R_factor 0.215 R_Free 0.239
length a length b length c angle alpha angle beta angle gamma
113.597 113.597 50.251 90.00 90.00 90.00
method X-Ray Diffractionresolution 1.95 Å
ligand ACT, CL, MSE enzyme
note 3K2A is a representative structure
A, B

Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (26 Kb) [Save to disk]
  • Biological Unit Coordinates (3k2a.pdb1.gz) 11 Kb
  • Biological Unit Coordinates (3k2a.pdb2.gz) 11 Kb
  • Biological Unit Coordinates (3k2a.pdb3.gz) 157 Kb
  • LPC: Ligand-Protein Contacts for 3K2A
  • CSU: Contacts of Structural Units for 3K2A
  • Structure Factors (337 Kb)
  • Retrieve 3K2A in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 3K2A from S2C, [Save to disk]
  • Re-refined 3k2a structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 3K2A 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 3K2A
  • Cartoon representation from PDB Cartoon
  • 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
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 3K2A, from MSDmotif at EBI
  • Fold representative 3k2a from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [3k2a_A] [3k2a_B] [3k2a]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
  • Domain found in 3K2A: [HOX ] by SMART
  • Other resources with information on 3K2A
  • Community annotation for 3K2A 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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