1NX9 Hydrolase date Feb 10, 2003
title Acetobacter Turbidans Alpha-Amino Acid Ester Hydrolase S205a Complexed With Ampicillin
authors T.R.M.Barends, J.J.Polderman-Tijmes, P.A.Jekel, D.B.Janssen, B.W
compound source
Molecule: Alpha-Amino Acid Ester Hydrolase
Chain: A, B, C, D
Ec: 3.1.1.43
Engineered: Yes
Mutation: Yes
 Organism_scientific: Acetobacter Pasteurianus
Organism_taxid: 438
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Top10
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pbadats205amyc-Hisa
symmetry Space Group: I 2 3
R_factor 0.166 R_Free 0.184
crystal
cell
length a length b length c angle alpha angle beta angle gamma
341.828 341.828 341.828 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.20 Å
ligand AIC, GOL enzyme Hydrolase E.C.3.1.1.43 BRENDA
related structures by homologous chain: 1RYY
Gene
Ontology
ChainFunctionProcessComponent
A, D, C, B
  • dipeptidyl-peptidase activit...


    • Primary referenceAcetobacter turbidans alpha-amino acid ester hydrolase: how a single mutation improves an antibiotic-producing enzyme., Barends TR, Polderman-Tijmes JJ, Jekel PA, Williams C, Wybenga G, Janssen DB, Dijkstra BW, J Biol Chem. 2006 Mar 3;281(9):5804-10. Epub 2005 Dec 23. PMID:16377627
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (435 Kb) [Save to disk]
  • Biological Unit Coordinates (1nx9.pdb1.gz) 428 Kb
  • LPC: Ligand-Protein Contacts for 1NX9
  • CSU: Contacts of Structural Units for 1NX9
  • Likely Quarternary Molecular Structure file(s) for 1NX9
  • Structure Factors (3022 Kb)
  • Retrieve 1NX9 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1NX9 from S2C, [Save to disk]
  • Re-refined 1nx9 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
    • View 1NX9 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 1NX9
  • 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 1NX9, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1nx9a1, region A:435-666 [Jmol] [rasmolscript] [script source]
        - Domain d1nx9a2, region A:50-434 [Jmol] [rasmolscript] [script source]
        - Domain d1nx9b1, region B:435-666 [Jmol] [rasmolscript] [script source]
        - Domain d1nx9b2, region B:50-434 [Jmol] [rasmolscript] [script source]
        - Domain d1nx9c1, region C:435-666 [Jmol] [rasmolscript] [script source]
        - Domain d1nx9c2, region C:50-434 [Jmol] [rasmolscript] [script source]
        - Domain d1nx9d1, region D:435-666 [Jmol] [rasmolscript] [script source]
        - Domain d1nx9d2, region D:50-434 [Jmol] [rasmolscript] [script source]
    • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1nx9_A] [1nx9_D] [1nx9] [1nx9_B] [1nx9_C]
  • SWISS-PROT database: [Q8VRK8]
  • Domain organization of [Q8VRK8_ACEPA] by SWISSPFAM
  • Domain found in 1NX9: [PepX_C ] by SMART
    • Other resources with information on 1NX9
  • Community annotation for 1NX9 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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