1M1B Isomerase date Jun 18, 2002
title Crystal Structure Of Phosphoenolpyruvate Mutase Complexed Wi Sulfopyruvate
authors S.Liu, Z.Lu, Y.Jia, D.Dunaway-Mariano, O.Herzberg
compound source
Molecule: Phosphoenolpyruvate Phosphomutase
Chain: A, B
Synonym: Phosphoenolpyruvate Mutase, Pep Mutase, Pep Phosph
Ec: 5.4.2.9
Engineered: Yes
Organism_scientific: Mytilus Edulis
Organism_taxid: 6550
Expression_system: Escherichia Coli Bl21(De3)
Expression_system_taxid: 469008
Expression_system_strain: Bl21(De3)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet3c
symmetry Space Group: C 2 2 21
R_factor 0.179 R_Free 0.268
crystal
cell
length a length b length c angle alpha angle beta angle gamma
90.024 130.441 90.475 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.25 Å
ligand MG, SPV enzyme Isomerase E.C.5.4.2.9 BRENDA
related structures by homologous chain: 1S2V, 2MUC
Gene
Ontology
ChainFunctionProcessComponent
A, B


Primary referenceDissociative phosphoryl transfer in PEP mutase catalysis: structure of the enzyme/sulfopyruvate complex and kinetic properties of mutants., Liu S, Lu Z, Jia Y, Dunaway-Mariano D, Herzberg O, Biochemistry 2002 Aug 13;41(32):10270-6. PMID:12162742
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (100 Kb) [Save to disk]
  • Biological Unit Coordinates (1m1b.pdb1.gz) 188 Kb
  • LPC: Ligand-Protein Contacts for 1M1B
  • CSU: Contacts of Structural Units for 1M1B
  • Likely Quarternary Molecular Structure file(s) for 1M1B
  • Structure Factors (304 Kb)
  • Retrieve 1M1B in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1M1B from S2C, [Save to disk]
  • Re-refined 1m1b structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1M1B 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 1M1B
  • 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 1M1B, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1m1ba_, region A [Jmol] [rasmolscript] [script source]
        - Domain d1m1bb_, region B [Jmol] [rasmolscript] [script source]
  • Class (fold), Architecture (subfold), Topology, Homologous superfamily from CATH
  • Summaries and structural analyses of PDB data files from PDBSum
  • Identification of Protein Pockets & Cavities at CASTp
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1m1b_B] [1m1b_A] [1m1b]
  • SWISS-PROT database: [P56839]
  • Domain organization of [PEPM_MYTED] by SWISSPFAM
  • Other resources with information on 1M1B
  • Community annotation for 1M1B at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

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