2HNK	Transferase	date	Jul 13, 2006
title	Crystal Structure Of Sam-Dependent O-Methyltransferase From Bacterium Leptospira Interrogans
authors	X.Hou, Z.Wei, W.Gong
compound		source
Molecule: Sam-Dependent O-Methyltransferase Chain: A, B, C Engineered: Yes		Organism_scientific: Leptospira Interrogans Organism_taxid: 173 Expression_system: Escherichia Coli Expression_system_taxid: 562
symmetry	Space Group: P 2 2 21	R_factor 0.213 R_Free 0.243
crystal cell	length a length b length c angle alpha angle beta angle gamma 157.810 60.331 138.232 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.30 Å
ligand	PEG, SAH, SO4	enzyme
Gene Ontology	Chain Function Process Component A, C, B
Primary reference	Crystal structure of SAM-dependent O-methyltransferase from pathogenic bacterium Leptospira interrogans., Hou X, Wang Y, Zhou Z, Bao S, Lin Y, Gong W, J Struct Biol. 2007 Apr 30;. PMID:17561415

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (123 Kb) [Save to disk] Biological Unit Coordinates (2hnk.pdb1.gz) 80 Kb Biological Unit Coordinates (2hnk.pdb2.gz) 76 Kb LPC: Ligand-Protein Contacts for 2HNK CSU: Contacts of Structural Units for 2HNK Likely Quarternary Molecular Structure file(s) for 2HNK Structure Factors (352 Kb) Retrieve 2HNK in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2HNK from S2C, [Save to disk] Re-refined 2hnk structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2HNK 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 2HNK

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 2HNK, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2hnk_C] [2hnk_B] [2hnk_A] [2hnk] SWISS-PROT database: [Q8F8Y3] Domain organization of [Q8F8Y3_LEPIN] by SWISSPFAM

Other resources with information on 2HNK

Community annotation for 2HNK at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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