1ATG Binding Protein date Aug 14, 1997
title Azotobacter Vinelandii Periplasmic Molybdate-Binding Protein
authors D.M.Lawson, R.N.Pau, C.E.M.Williams, L.A.Mitchenall
compound source
Molecule: Periplasmic Molybdate-Binding Protein
Chain: A
Synonym: Moda
Organism_scientific: Azotobacter Vinelandii
Organism_taxid: 354
Strain: Rp2
Cellular_location: Periplasm
symmetry Space Group: P 1 21 1
R_factor 0.164 R_Free 0.183
length a length b length c angle alpha angle beta angle gamma
32.934 88.802 41.746 90.00 93.55 90.00
method X-Ray Diffractionresolution 1.20 Å
ligand ACT, EDO, SO4, WO4 enzyme

Primary referenceLigand size is a major determinant of specificity in periplasmic oxyanion-binding proteins: the 1.2 A resolution crystal structure of Azotobacter vinelandii ModA., Lawson DM, Williams CE, Mitchenall LA, Pau RN, Structure. 1998 Dec 15;6(12):1529-39. PMID:9862806
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (47 Kb) [Save to disk]
  • Biological Unit Coordinates (1atg.pdb1.gz) 44 Kb
  • LPC: Ligand-Protein Contacts for 1ATG
  • CSU: Contacts of Structural Units for 1ATG
  • Likely Quarternary Molecular Structure file(s) for 1ATG
  • Structure Factors (532 Kb)
  • Retrieve 1ATG in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1ATG from S2C, [Save to disk]
  • Re-refined 1atg structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1ATG 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 1ATG
  • Cartoon representation from PDB Cartoon
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Conformational Epitope Prediction for 1ATG from the CEP Server.
  • Electron Density related parameters from EDS Electron Density Server, at Upsala
  • Dipole moment, from Dipole Server at Weizmann Institute
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 1ATG, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1atg__, region [Jmol] [rasmolscript] [script source]
  • Fold representative 1atg from FSSP and Dali (Families of Structurally Similar Proteins)
  • 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: [1atg_A] [1atg]
  • SWISS-PROT database: [Q7SIH2]
  • Domain organization of [Q7SIH2_AZOVI] by SWISSPFAM
  • Other resources with information on 1ATG
  • Community annotation for 1ATG 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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