3DHW Membrane Protein Hydrolase date Jun 18, 2008
title Crystal Structure Of Methionine Importer Metni
authors D.C.Rees, J.T.Kaiser, N.S.Kadaba, E.Johnson, A.T.Lee
compound source
Molecule: D-Methionine Transport System Permease Protein Me
Chain: A, B, E, F
Engineered: Yes
Organism_scientific: Escherichia Coli
Organism_taxid: 83333
Strain: K12
Gene: Meti, Yaee, B0198, Jw0194
Expression_system: Escherichia Coli
Expression_system_taxid: 562

Molecule: Methionine Import Atp-Binding Protein Metn
Chain: C, D, G, H
Ec: 3.6.3.-
Engineered: Yes

Organism_scientific: Escherichia Coli
Organism_taxid: 83333
Strain: K12
Gene: Metn, Abc, B0199, Jw0195
Expression_system: Escherichia Coli
Expression_system_taxid: 562
symmetry Space Group: P 21 21 21
R_factor 0.310 R_Free 0.347
crystal
cell
length a length b length c angle alpha angle beta angle gamma
97.700 165.400 289.020 90.00 90.00 90.00
method X-Ray Diffractionresolution 3.70 Å
ligand
enzyme Hydrolase E.C.3.6.3 BRENDA
Gene
Ontology
ChainFunctionProcessComponent
F, A, E, B
  • L-methionine transmembrane t...


  • H, C, D, G
  • L-methionine transmembrane t...
  • amino acid-transporting ATPa...
  • ATPase activity, coupled to ...


  • Primary referenceThe high-affinity E. coli methionine ABC transporter: structure and allosteric regulation., Kadaba NS, Kaiser JT, Johnson E, Lee A, Rees DC, Science. 2008 Jul 11;321(5886):250-3. PMID:18621668
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (341 Kb) [Save to disk]
  • Biological Unit Coordinates (3dhw.pdb1.gz) 169 Kb
  • Biological Unit Coordinates (3dhw.pdb2.gz) 170 Kb
  • CSU: Contacts of Structural Units for 3DHW
  • Likely Quarternary Molecular Structure file(s) for 3DHW
  • Structure Factors (2140 Kb)
  • Retrieve 3DHW in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 3DHW from S2C, [Save to disk]
  • Re-refined 3dhw structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 3DHW 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 3DHW
  • 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 3DHW, from MSDmotif at EBI
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [3dhw] [3dhw_C] [3dhw_E] [3dhw_A] [3dhw_H] [3dhw_G] [3dhw_F] [3dhw_B] [3dhw_D]
  • SWISS-PROT database: [P31547] [P30750]
  • Belongs to the atp-binding cassette (abc) superfamily according to TCDB.
  • Domain organization of [METI_ECOLI] [METN_ECOLI] by SWISSPFAM
  • Domains found in 3DHW: [AAA] [NIL ] by SMART
  • Other resources with information on 3DHW
  • Community annotation for 3DHW 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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