2HDB	Lyase	date	Jun 20, 2006
title	Hmg-Coa Synthase From Enterococcus Faecalis. Mutation Alanin Glycine
authors	C.N.Steussy, A.Sutherlin, C.V.Stauffacher
compound		source
Molecule: Hmg-Coa Synthase Chain: A, B Ec: 4.1.3.5 Engineered: Yes Mutation: Yes		Organism_scientific: Enterococcus Faecalis Organism_taxid: 1351 Gene: Mvas Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet28b
symmetry	Space Group: I 2 2 2	R_factor 0.192 R_Free 0.221
crystal cell	length a length b length c angle alpha angle beta angle gamma 105.310 109.690 141.850 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.20 Å
ligand	MES, SO4	enzyme	Lyase E.C.4.1.3.5 BRENDA
Gene Ontology	Chain Function Process Component A, B
Primary reference	A structural limitation on enzyme activity: the case of HMG-CoA synthase., Steussy CN, Robison AD, Tetrick AM, Knight JT, Rodwell VW, Stauffacher CV, Sutherlin AL, Biochemistry. 2006 Dec 5;45(48):14407-14. PMID:17128980

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (128 Kb) [Save to disk] Biological Unit Coordinates (2hdb.pdb1.gz) 123 Kb LPC: Ligand-Protein Contacts for 2HDB CSU: Contacts of Structural Units for 2HDB Likely Quarternary Molecular Structure file(s) for 2HDB Structure Factors (335 Kb) Retrieve 2HDB in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2HDB from S2C, [Save to disk] Re-refined 2hdb structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2HDB 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 2HDB

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 2HDB, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2hdb_A] [2hdb] [2hdb_B] SWISS-PROT database: [Q9FD71] Domain organization of [Q9FD71_ENTFA] by SWISSPFAM

Other resources with information on 2HDB

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

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