5MHT	Transferase Dna	date	Oct 22, 1996
title	Ternary Structure Of Hhai Methyltransferase With Hemimethyla And Adohcy
authors	X.Cheng
compound		source
Molecule: Dna (5'-D(Cpcpaptpgp(5cm)Pgpcptpgpapc Chain: C Engineered: Yes		Synthetic: Yes
Molecule: Dna (5'-D(Gptpcpapgpcpgpcpaptpgpg)-3' Chain: D Engineered: Yes		Synthetic: Yes
Molecule: Protein (Hhai Methyltransferase) Chain: A Synonym: Modification Methylase Hhai, Cytosine-Specific Methyltransferase Hhai, M.Hhai; Ec: 2.1.1.7		Organism_scientific: Haemophilus Haemolyticus Organism_taxid: 726
symmetry	Space Group: H 3 2	R_factor 0.188 R_Free NULL
crystal cell	length a length b length c angle alpha angle beta angle gamma 99.860 99.860 325.200 90.00 90.00 120.00
method	X-Ray Diffraction	resolution	2.70 Å
ligand	5CM, SAH	enzyme	Transferase E.C.2.1.1.7 BRENDA
related structures	by homologous chain: 3MHT, 4MHT
Gene Ontology	Chain Function Process Component A DNA (cytosine-5-)-methyltran...
Primary reference	A structural basis for the preferential binding of hemimethylated DNA by HhaI DNA methyltransferase., O'Gara M, Roberts RJ, Cheng X, J Mol Biol 1996 Nov 8;263(4):597-606. PMID:8918941

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (73 Kb) [Save to disk] Biological Unit Coordinates (5mht.pdb1.gz) 67 Kb LPC: Ligand-Protein Contacts for 5MHT CSU: Contacts of Structural Units for 5MHT Likely Quarternary Molecular Structure file(s) for 5MHT Retrieve 5MHT in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 5MHT from S2C, [Save to disk]

View 5MHT 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 5MHT

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 5MHT, from MSDmotif at EBI Genome occurence of 5MHT's fold from GeneCensus Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d5mhta_, 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: [5mht_D] [5mht] [5mht_A] [5mht_C] SWISS-PROT database: [P05102] Domain organization of [MTH1_HAEPH] by SWISSPFAM

Other resources with information on 5MHT

Community annotation for 5MHT at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

Movements, Movies and Images

Domain movements in 5MHT from the Database of Macromolecular Movements. Images from IMB Jena Image Library of Biological Macromolecules.

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