2H7Y	Hydrolase	date	Jun 06, 2006
title	Pikromycin Thioesterase With Covalent Affinity Label
authors	J.W.Giraldes, D.L.Akey, J.D.Kittendorf, D.H.Sherman, J.S.Smith, R
compound		source
Molecule: Type I Polyketide Synthase Pikaiv Chain: A, B Fragment: Thioesterase Domain Synonym: Pikromycin Engineered: Yes		Organism_scientific: Streptomyces Venezuelae Organism_taxid: 54571 Gene: Pikaiv Expression_system: Escherichia Coli Expression_system_taxid: 562
symmetry	Space Group: P 21 21 2	R_factor 0.193 R_Free 0.236
crystal cell	length a length b length c angle alpha angle beta angle gamma 107.736 130.649 56.176 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.10 Å
ligand	DMS, MG, PSK, SO4	enzyme
Gene Ontology	Chain Function Process Component A, B
Primary reference	Structural and mechanistic insights into polyketide macrolactonization from polyketide-based affinity labels., Giraldes JW, Akey DL, Kittendorf JD, Sherman DH, Smith JL, Fecik RA, Nat Chem Biol. 2006 Oct;2(10):531-6. Epub 2006 Sep 10. PMID:16969373

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (99 Kb) [Save to disk] Biological Unit Coordinates (2h7y.pdb1.gz) 93 Kb Biological Unit Coordinates (2h7y.pdb2.gz) 185 Kb LPC: Ligand-Protein Contacts for 2H7Y CSU: Contacts of Structural Units for 2H7Y Likely Quarternary Molecular Structure file(s) for 2H7Y Structure Factors (467 Kb) Retrieve 2H7Y in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2H7Y from S2C, [Save to disk] Re-refined 2h7y structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2H7Y 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 2H7Y

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 2H7Y, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2h7y_B] [2h7y] [2h7y_A] SWISS-PROT database: [Q9ZGI2] Domain organization of [Q9ZGI2_9ACTO] by SWISSPFAM Domain found in 2H7Y: [PKS_TE ] by SMART

Other resources with information on 2H7Y

Community annotation for 2H7Y at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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