1JYX Hydrolase date Sep 13, 2001
title E. Coli (Lacz) Beta-Galactosidase In Complex With Iptg
authors D.H.Juers, B.W.Matthews
compound source
Molecule: Beta-Galactosidase
Chain: A, B, C, D
Synonym: Lactase; Lacz; Beta-D-Galactosidase
Ec: 3.2.1.23
Engineered: Yes
Organism_scientific: Escherichia Coli
Organism_taxid: 562
Gene: Lacz
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Jm109
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet15b
symmetry Space Group: P 21 21 21
R_factor 0.168 R_Free 0.244
crystal
cell
length a length b length c angle alpha angle beta angle gamma
151.770 161.190 202.910 90.00 90.00 90.00
method X-Ray Diffractionresolution 1.75 Å
ligand DMS, IPT, MG, NA enzyme Hydrolase E.C.3.2.1.23 BRENDA
related structures by homologous chain: 1JYV, 1JZ3
Gene
Ontology
ChainFunctionProcessComponent
A, D, C, B


Primary referenceA structural view of the action of Escherichia coli (lacZ) beta-galactosidase., Juers DH, Heightman TD, Vasella A, McCarter JD, Mackenzie L, Withers SG, Matthews BW, Biochemistry 2001 Dec 11;40(49):14781-94. PMID:11732897
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (727 Kb) [Save to disk]
  • Biological Unit Coordinates (1jyx.pdb1.gz) 715 Kb
  • LPC: Ligand-Protein Contacts for 1JYX
  • CSU: Contacts of Structural Units for 1JYX
  • Likely Quarternary Molecular Structure file(s) for 1JYX
  • Structure Factors (3539 Kb)
  • Retrieve 1JYX in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1JYX from S2C, [Save to disk]
  • Re-refined 1jyx structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1JYX 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 1JYX
  • 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 1JYX, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1jyxa3, region A:13-219 [Jmol] [rasmolscript] [script source]
        - Domain d1jyxa1, region A:220-333 [Jmol] [rasmolscript] [script source]
        - Domain d1jyxa5, region A:334-625 [Jmol] [rasmolscript] [script source]
        - Domain d1jyxa2, region A:626-730 [Jmol] [rasmolscript] [script source]
        - Domain d1jyxa4, region A:731-1023 [Jmol] [rasmolscript] [script source]
        - Domain d1jyxb3, region B:13-219 [Jmol] [rasmolscript] [script source]
        - Domain d1jyxb1, region B:220-333 [Jmol] [rasmolscript] [script source]
        - Domain d1jyxb5, region B:334-625 [Jmol] [rasmolscript] [script source]
        - Domain d1jyxb2, region B:626-730 [Jmol] [rasmolscript] [script source]
        - Domain d1jyxb4, region B:731-1023 [Jmol] [rasmolscript] [script source]
        - Domain d1jyxc3, region C:13-219 [Jmol] [rasmolscript] [script source]
        - Domain d1jyxc1, region C:220-333 [Jmol] [rasmolscript] [script source]
        - Domain d1jyxc5, region C:334-625 [Jmol] [rasmolscript] [script source]
        - Domain d1jyxc2, region C:626-730 [Jmol] [rasmolscript] [script source]
        - Domain d1jyxc4, region C:731-1023 [Jmol] [rasmolscript] [script source]
        - Domain d1jyxd3, region D:13-219 [Jmol] [rasmolscript] [script source]
        - Domain d1jyxd1, region D:220-333 [Jmol] [rasmolscript] [script source]
        - Domain d1jyxd5, region D:334-625 [Jmol] [rasmolscript] [script source]
        - Domain d1jyxd2, region D:626-730 [Jmol] [rasmolscript] [script source]
        - Domain d1jyxd4, region D:731-1023 [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: [1jyx_A] [1jyx_D] [1jyx_C] [1jyx] [1jyx_B]
  • SWISS-PROT database: [P00722]
  • Domain organization of [BGAL_ECOLI] by SWISSPFAM
  • Domain found in 1JYX: [Bgal_small_N ] by SMART
  • Other resources with information on 1JYX
  • Community annotation for 1JYX 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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