6MHT	Transferase Dna	date	Aug 05, 1998
title	Ternary Structure Of Hhai Methyltransferase With Adohcy And Containing 4'-Thio-2'Deoxycytidine At The Target
authors	X.Cheng
compound		source
Molecule: Dna (5'-D(Pcpcpaptpgp(5cm)Pgpcptpgpap Chain: C Engineered: Yes		Organism_scientific: Haemophilus Haemolyticus Organism_taxid: 726 Expression_system: Escherichia Coli Expression_system_taxid: 562
Molecule: Dna (5'-D(Pgptpcpapgp(4sc)Pgpcpaptpgp Chain: D Engineered: Yes
Molecule: Cytosine-Specific Methyltransferase Hhai Chain: A Synonym: Modification Methylase Hhai, M.Hhai Ec: 2.1.1.73 Engineered: Yes		Organism_scientific: Haemophilus Haemolyticus Organism_taxid: 726
symmetry	Space Group: H 3 2	R_factor 0.186 R_Free 0.231
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	2.05 Å
ligand	4SC, 5CM, SAM	enzyme	Transferase E.C.2.1.1.73 BRENDA
related structures	by homologous chain: 1SKM
Gene Ontology	Chain Function Process Component A DNA (cytosine-5-)-methyltran...
Primary reference	DNA containing 4'-thio-2'-deoxycytidine inhibits methylation by HhaI methyltransferase., Kumar S, Horton JR, Jones GD, Walker RT, Roberts RJ, Cheng X, Nucleic Acids Res 1997 Jul 15;25(14):2773-83. PMID:9207024

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (72 Kb) [Save to disk] Biological Unit Coordinates (6mht.pdb1.gz) 66 Kb LPC: Ligand-Protein Contacts for 6MHT CSU: Contacts of Structural Units for 6MHT Likely Quarternary Molecular Structure file(s) for 6MHT Retrieve 6MHT in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 6MHT from S2C, [Save to disk]

View 6MHT 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 6MHT

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 6MHT, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d6mhta_, 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: [6mht_D] [6mht_C] [6mht] [6mht_A] SWISS-PROT database: [P05102] Domain organization of [MTH1_HAEPH] by SWISSPFAM

Other resources with information on 6MHT

Community annotation for 6MHT at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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