1Q3L Structural Protein date Jul 30, 2003
title Chromodomain Of Hp1 Complexed With Histone H3 Tail Containing Monomethyllysine 9.
authors S.A.Jacobs, S.Khorasanizadeh
compound source
Molecule: Heterochromatin Protein 1
Chain: A
Fragment: Sequence Database Residues 17-76
Synonym: Hp1, Nonhistone Chromosomal Protein C1a9 Antigen
Engineered: Yes
Organism_scientific: Drosophila Melanogaster
Organism_common: Fruit Fly
Organism_taxid: 7227
Gene: Su(Var)205 Or Hp1 Or Cg8409
Expression_system: Escherichia Coli Bl21(De3)
Expression_system_taxid: 469008
Expression_system_strain: Bl21(De3)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet11a

Molecule: Histone H3
Chain: P
Fragment: Tail Residues 1-16
Engineered: Yes

Synthetic: Yes
Other_details: The Peptide Is Chemically Synthesized. The Sequence Is Naturally Found In Homo Sapiens (Human).
symmetry Space Group: C 2 2 21
R_factor 0.222 R_Free 0.241
length a length b length c angle alpha angle beta angle gamma
33.809 76.828 75.625 90.00 90.00 90.00
method X-Ray Diffractionresolution 1.64 Å
ligand MLZ enzyme
related structures by homologous chain: 1KNA
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (17 Kb) [Save to disk]
  • Biological Unit Coordinates (1q3l.pdb1.gz) 12 Kb
  • LPC: Ligand-Protein Contacts for 1Q3L
  • CSU: Contacts of Structural Units for 1Q3L
  • Likely Quarternary Molecular Structure file(s) for 1Q3L
  • Structure Factors (130 Kb)
  • Retrieve 1Q3L in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1Q3L from S2C, [Save to disk]
  • Re-refined 1q3l structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1Q3L 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 1Q3L
  • 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 1Q3L, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1q3la_, region A [Jmol] [rasmolscript] [script source]
  • Fold representative 1q3l from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1q3l_A] [1q3l_P] [1q3l]
  • SWISS-PROT database: [P68431] [P05205]
  • Domain organization of [H31_HUMAN] [HP1_DROME] by SWISSPFAM
  • Domain found in 1Q3L: [CHROMO ] by SMART
  • Other resources with information on 1Q3L
  • Community annotation for 1Q3L 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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