4B5U	Lyase	date	Aug 07, 2012
title	Crystal Structures Of Divalent Metal Dependent Pyruvate Aldo Hpai, In Complex With Pyruvate And Succinic Semialdehyde
authors	M.Coincon, W.Wang, S.Y.K.Seah, J.Sygusch
compound		source
Molecule: 4-Hydroxy-2-Oxo-Heptane-1,7-Dioate Aldolase Chain: A, B Fragment: Residues 1-251 Synonym: Hpai, 2,4-Dihydroxyhept-2-Ene-1,7-Dioic Acid Aldol Aldolase, 4-Hydroxy-2-Ketoheptane-1,7-Dioate Aldolase, Hkhd Ec: 4.1.2.20 Engineered: Yes		Organism_scientific: Escherichia Coli Atcc 8739 Organism_taxid: 481805 Atcc: 8739 Expression_system: Escherichia Coli Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3) Expression_system_plasmid: Pt7-7
symmetry	Space Group: P 21 3	R_factor 0.130 R_Free 0.154
crystal cell	length a length b length c angle alpha angle beta angle gamma 151.130 151.130 151.130 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.91 Å
ligand	CO, GOL, MG, PYR, SSN	enzyme	Lyase E.C.4.1.2.20 BRENDA
Gene Ontology	Chain Function Process Component A, B
Primary reference	Crystal structure of reaction intermediates in pyruvate Class II aldolase: Substrate Cleavage, Enolate Stabilization and Substrate Specificity., Coincon M, Wang W, Sygusch J, Seah SY, J Biol Chem. 2012 Aug 20. PMID:22908224

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (171 Kb) [Save to disk] Biological Unit Coordinates (4b5u.pdb1.gz) 484 Kb LPC: Ligand-Protein Contacts for 4B5U CSU: Contacts of Structural Units for 4B5U Structure Factors (693 Kb) Retrieve 4B5U in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 4B5U from S2C, [Save to disk] Re-refined 4b5u structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

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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 4B5U, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [4b5u_B] [4b5u] [4b5u_A] SWISS-PROT database: Domain organization of by SWISSPFAM

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