3A1B	Transferase	date	Mar 28, 2009
title	Crystal Structure Of The Dnmt3a Add Domain In Complex With H
authors	J.Otani, K.Arita, M.Ariyoshi, M.Shirakawa
compound		source
Molecule: Dna (Cytosine-5)-Methyltransferase 3a, Histone H3 Chain: A Fragment: Add(Atrx-Dnmt3-Dnmt3l) Domain(Residues 476-614), Residues 2-21(Histone H3.1); Synonym: Dnmt3a, Dna Methyltransferase Hsaiiia, Dna Mtase H M.Hsaiiia, H3a, H3b, H3c, H3d, H3f, H3h, H3i, H3j, H3l; Ec: 2.1.1.37 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Expression_system: Escherichia Coli Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3) Expression_system_vector_type: Plasmid Expression_system_plasmid: Pgex
symmetry	Space Group: P 41 21 2	R_factor 0.192 R_Free 0.224
crystal cell	length a length b length c angle alpha angle beta angle gamma 68.547 68.547 109.950 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.29 Å
ligand	EDO, ZN	enzyme	Transferase E.C.2.1.1.37 BRENDA
note	3A1B is a representative structure
Gene Ontology	Chain Function Process Component A
Primary reference	Structural basis for recognition of H3K4 methylation status by the DNA methyltransferase 3A ATRX-DNMT3-DNMT3L domain., Otani J, Nankumo T, Arita K, Inamoto S, Ariyoshi M, Shirakawa M, EMBO Rep. 2009 Nov;10(11):1235-41. Epub 2009 Oct 16. PMID:19834512

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (32 Kb) [Save to disk] Biological Unit Coordinates (3a1b.pdb1.gz) 26 Kb LPC: Ligand-Protein Contacts for 3A1B CSU: Contacts of Structural Units for 3A1B Structure Factors (172 Kb) Retrieve 3A1B in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3A1B from S2C, [Save to disk] Re-refined 3a1b structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3A1B 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 3A1B

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 3A1B, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3a1b] [3a1b_A] SWISS-PROT database: [Q9Y6K1] [P68431] Domain organization of [DNM3A_HUMAN] [H31_HUMAN] by SWISSPFAM

Other resources with information on 3A1B

Community annotation for 3A1B at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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