1KNE	Structural Protein	date	Dec 18, 2001
title	Chromo Domain Of Hp1 Complexed With Histone H3 Tail Containi Trimethyllysine 9
authors	S.A.Jacobs, S.Khorasanizadeh
compound		source
Molecule: Heterochromatin Protein 1 Chain: A Fragment: Residues 17-76 Synonym: Hp1, Nonhistone Chromosomal Protein C1a9 Antigen Engineered: Yes Mutation: Yes		Organism_scientific: Drosophila Melanogaster Organism_common: Fruit Fly Organism_taxid: 7227 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl21(De3)Plyss Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet11a
Molecule: Trimethylated Histone H3 Chain: P Fragment: Residues 1-16 Engineered: Yes Mutation: Yes		Synthetic: Yes Other_details: Synthetic Peptide Corresponding To Residues Histone H3. K9 Trimethylated. P16y Mutation
symmetry	Space Group: C 2 2 21	R_factor 0.246 R_Free 0.267
crystal cell	length a length b length c angle alpha angle beta angle gamma 33.745 76.943 75.947 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.40 Å
ligand	M3L	enzyme
related structures	by homologous chain: 1GUW, 1KNA
Primary reference	Structure of HP1 chromodomain bound to a lysine 9-methylated histone H3 tail., Jacobs SA, Khorasanizadeh S, Science 2002 Mar 15;295(5562):2080-3. PMID:11859155

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (17 Kb) [Save to disk] Biological Unit Coordinates (1kne.pdb1.gz) 12 Kb LPC: Ligand-Protein Contacts for 1KNE CSU: Contacts of Structural Units for 1KNE Likely Quarternary Molecular Structure file(s) for 1KNE Structure Factors (35 Kb) Retrieve 1KNE in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1KNE from S2C, [Save to disk] Re-refined 1kne structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1KNE 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 1KNE

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 1KNE, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1knea_, region A [Jmol] [rasmolscript] [script source] 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: [1kne_A] [1kne] [1kne_P] SWISS-PROT database: [P02299] [P05205] Domain organization of [H3_DROME] [HP1_DROME] by SWISSPFAM Domain found in 1KNE: [CHROMO ] by SMART

Other resources with information on 1KNE

Community annotation for 1KNE at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

Movements, Movies and Images

Images from IMB Jena Image Library of Biological Macromolecules.

You may enter another PDB ID code

Go [Back], to the [PDB Lite page], to the [OCA Search page] or to the [PDB Home page]

---

OCA© by Jaime Prilusky, 1996-2014,2022 Bioinformatics Unit Weizmann Institute of Science

---