1XQH Transferase date Oct 12, 2004
title Crystal Structure Of A Ternary Complex Of The Methyltransferase Set9 (Also Known As Set79) With A P53 Peptide And Sah
authors S.Chuikov, J.K.Kurash, J.R.Wilson, B.Xiao, N.Justin, G.S.Ivanov, K.Mckinney, P.Tempst, C.Prives, S.J.Gamblin, N.A.Barlev, D.Reinberg
compound source
Molecule: Histone-Lysine N-Methyltransferase, H3 Lysine-4 Specific;
Chain: A, E
Fragment: N-Domain, Set-Domain
Synonym: Lysine N-Methyltransferase, Histone H3-K4 Methyltransferase, H3-K4-Hmtase, Set Domain- Containing Set7, Set9, Set79;
Ec: 2.1.1.43
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Expression_system: Escherichia Coli Bl21(De3)
Expression_system_taxid: 469008
Expression_system_strain: Bl21(De3)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pgex-6p

Molecule: 9-Mer Peptide From Tumor Protein P53
Chain: B, F
Fragment: Mono-Methylated P53 Peptide
Engineered: Yes

Synthetic: Yes
Other_details: This Sequence Occurs Naturally In Humans.
symmetry Space Group: P 1 21 1
R_factor 0.184 R_Free 0.223
crystal
cell
length a length b length c angle alpha angle beta angle gamma
40.374 103.123 67.165 90.00 90.04 90.00
method X-Ray Diffractionresolution 1.75 Å
ligand MLZ, SAH enzyme Transferase E.C.2.1.1.43 BRENDA
related structures by homologous chain: 1N6A, 1O9S
Gene
Ontology
ChainFunctionProcessComponent
A, E


Primary referenceRegulation of p53 activity through lysine methylation., Chuikov S, Kurash JK, Wilson JR, Xiao B, Justin N, Ivanov GS, McKinney K, Tempst P, Prives C, Gamblin SJ, Barlev NA, Reinberg D, Nature 2004 Nov 18;432(7015):353-60. Epub 2004 Nov 03. PMID:15525938
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (183 Kb) [Save to disk]
  • Biological Unit Coordinates (1xqh.pdb1.gz) 89 Kb
  • Biological Unit Coordinates (1xqh.pdb2.gz) 90 Kb
  • LPC: Ligand-Protein Contacts for 1XQH
  • CSU: Contacts of Structural Units for 1XQH
  • Likely Quarternary Molecular Structure file(s) for 1XQH
  • Structure Factors (464 Kb)
  • Retrieve 1XQH in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1XQH from S2C, [Save to disk]
  • Re-refined 1xqh structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1XQH 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 1XQH
  • 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 1XQH, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1xqha1, region A:117-193 [Jmol] [rasmolscript] [script source]
        - Domain d1xqha2, region A:193-366 [Jmol] [rasmolscript] [script source]
        - Domain d1xqhe1, region E:117-193 [Jmol] [rasmolscript] [script source]
        - Domain d1xqhe2, region E:193-366 [Jmol] [rasmolscript] [script source]
  • Fold representative 1xqh from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1xqh_E] [1xqh_A] [1xqh] [1xqh_F] [1xqh_B]
  • SWISS-PROT database: [P04637] [Q8WTS6]
  • Belongs to the pore-forming pnc-27 peptide of 32 aas from the p53 tumor suppressor protein (pnc-27) family according to TCDB.
  • Domain organization of [P53_HUMAN] [SETD7_HUMAN] by SWISSPFAM
  • Domain found in 1XQH: [SET ] by SMART
  • Other resources with information on 1XQH
  • Community annotation for 1XQH 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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