1TQH	Hydrolase	date	Jun 17, 2004
title	Covalent Reaction Intermediate Revealed In Crystal Structure Geobacillus Stearothermophilus Carboxylesterase Est30
authors	P.Liu, Y.F.Wang, H.E.Ewis, A.T.Abdelal, C.D.Lu, R.W.Harrison, I.T.
compound		source
Molecule: Carboxylesterase Precursor Chain: A Ec: 3.1.1.1 Engineered: Yes		Organism_scientific: Geobacillus Stearothermophilus Organism_taxid: 1422 Expression_system: Escherichia Coli Expression_system_taxid: 562
symmetry	Space Group: C 2 2 21	R_factor R_Free
crystal cell	length a length b length c angle alpha angle beta angle gamma 55.654 58.205 179.045 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.63 Å
ligand	4PA, SO4	enzyme	Hydrolase E.C.3.1.1.1 BRENDA
note	1TQH is a representative structure
related structures	by homologous chain: 1R1D
Gene Ontology	Chain Function Process Component A
Primary reference	Covalent reaction intermediate revealed in crystal structure of the Geobacillus stearothermophilus carboxylesterase Est30., Liu P, Wang YF, Ewis HE, Abdelal AT, Lu CD, Harrison RW, Weber IT, J Mol Biol 2004 Sep 10;342(2):551-61. PMID:15327954

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (94 Kb) [Save to disk] Biological Unit Coordinates (1tqh.pdb1.gz) 90 Kb LPC: Ligand-Protein Contacts for 1TQH CSU: Contacts of Structural Units for 1TQH Likely Quarternary Molecular Structure file(s) for 1TQH Structure Factors (366 Kb) Retrieve 1TQH in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1TQH from S2C, [Save to disk] Re-refined 1tqh structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1TQH 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 1TQH

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 1TQH, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1tqha_, region A [Jmol] [rasmolscript] [script source]

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1tqh] [1tqh_A] SWISS-PROT database: [Q06174] Domain organization of [EST_BACST] by SWISSPFAM

Other resources with information on 1TQH

Community annotation for 1TQH at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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