1XQH	Transferase	date	Oct 12, 2004
title	Crystal Structure Of A Ternary Complex Of The Methyltransfer (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.Reinb
compound		source
Molecule: Histone-Lysine N-Methyltransferase, H3 Lysine-4 S Chain: A, E Fragment: N-Domain, Set-Domain Synonym: Lysine N-Methyltransferase, Histone H3-K4 Methyltr 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 Diffraction	resolution	1.75 Å
ligand	MLZ, SAH	enzyme	Transferase E.C.2.1.1.43 BRENDA
related structures	by homologous chain: 1N6A, 1O9S
Gene Ontology	Chain Function Process Component A, E
Primary reference	Regulation 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] (177 Kb) [Save to disk] Biological Unit Coordinates (1xqh.pdb1.gz) 86 Kb Biological Unit Coordinates (1xqh.pdb2.gz) 86 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

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server 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]

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.

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

---