3EGH Hydrolase Hydrolase Inhibitor date Sep 10, 2008
title Crystal Structure Of A Complex Between Protein Phosphatase 1 (Pp1), The Pp1 Binding And Pdz Domains Of Spinophilin And T Natural Molecular Toxin Nodularin-R
authors M.J.Ragusa, R.Page, W.Peti
compound source
Molecule: Serinethreonine-Protein Phosphatase Pp1-Alpha Ca Subunit;
Chain: A, B
Synonym: Pp-1a
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Ppp1ca, Ppp1a
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Rp1b

Molecule: Spinophilin
Chain: C, D
Fragment: Pp1 Binding And Pdz Domains
Synonym: Neurabin-II, Neurabin-2, Protein Phosphatase 1 Reg Subunit 9b, Neural Tissue-Specific F-Actin-Binding Protein Pp1bp134;
Engineered: Yes

Organism_scientific: Rattus Norvegicus
Organism_common: Rat
Organism_taxid: 10116
Gene: Ppp1r9b
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Rp1b

Molecule: Nodularin R
Chain: E, F
Engineered: Yes

Synthetic: Yes
Organism_scientific: Nodularia Spumigena
Organism_taxid: 70799
symmetry Space Group: C 1 2 1
R_factor 0.192 R_Free 0.235
length a length b length c angle alpha angle beta angle gamma
119.409 84.426 109.314 90.00 93.58 90.00
method X-Ray Diffractionresolution 2.00 Å
ligand 1ZN, ACB, FGA, GOL, MDH, MN enzyme Hydrolase E.C. BRENDA
A, B
  • protein binding
  • cadherin binding involved in...

  • D, C

    Primary referenceSpinophilin directs protein phosphatase 1 specificity by blocking substrate binding sites., Ragusa MJ, Dancheck B, Critton DA, Nairn AC, Page R, Peti W, Nat Struct Mol Biol. 2010 Apr;17(4):459-64. Epub 2010 Mar 21. PMID:20305656
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (152 Kb) [Save to disk]
  • Biological Unit Coordinates (3egh.pdb1.gz) 141 Kb
  • Biological Unit Coordinates (3egh.pdb2.gz) 79 Kb
  • Biological Unit Coordinates (3egh.pdb3.gz) 66 Kb
  • LPC: Ligand-Protein Contacts for 3EGH
  • CSU: Contacts of Structural Units for 3EGH
  • Structure Factors (1111 Kb)
  • Retrieve 3EGH in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 3EGH from S2C, [Save to disk]
  • Re-refined 3egh structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 3EGH 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 3EGH
  • Cartoon representation from PDB Cartoon
  • 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
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 3EGH, from MSDmotif at EBI
  • Fold representative 3egh from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [3egh] [3egh_C] [3egh_E] [3egh_B] [3egh_D] [3egh_A] [3egh_F]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
  • Domains found in 3EGH: [PDZ] [PP2Ac ] by SMART
  • Other resources with information on 3EGH
  • Community annotation for 3EGH 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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