2NPP Hydrolase Hydrolase Inhibitor date Oct 28, 2006
title Structure Of The Protein Phosphatase 2a Holoenzyme
authors Y.Xu, Y.Chen, Y.Xing, Y.Chao, Y.Shi
compound source
Molecule: Protein Phosphatase 2, Regulatory Subunit A (Pr 6 Isoform;
Chain: A, D
Fragment: Scaffolding Subunit
Synonym: Protein Phosphatase 2a
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Ppp2r1a
Expression_system: Escherichia Coli
Expression_system_taxid: 469008
Expression_system_strain: Bl21(De3)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pgex-2t

Molecule: Serinethreonine-Protein Phosphatase 2a 56 Kda Re Subunit Gamma Isoform;
Chain: B, E
Synonym: Pp2a, B Subunit, B' Gamma Isoform; Pp2a, B Subunit Gamma Isoform; Pp2a, B Subunit, Pr61 Gamma Isoform; Pp2a, B R5 Gamma Isoform; Ny-Ren-29 Antigen;
Engineered: Yes

Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Ppp2r5c, Kiaa0044
Expression_system: Escherichia Coli
Expression_system_taxid: 469008
Expression_system_strain: Bl21(De3)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pgex-2t

Molecule: Serinethreonine-Protein Phosphatase 2a Catalytic Alpha Isoform;
Chain: C, F
Fragment: Catalytic Subunit
Synonym: Serinethreonine Protein Phosphatase; Pp2a-Alpha Replication Protein C; Rp-C;
Ec: 3.1.3.16
Engineered: Yes

Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Ppp2ca
Expression_system: Spodoptera Frugiperda
Expression_system_common: Fall Armyworm
Expression_system_taxid: 7108
Expression_system_strain: Hi-5
Expression_system_vector_type: Baculovirus

Molecule: Microcystin Lr
Chain: X, Y
Engineered: Yes

Synthetic: Yes
Organism_scientific: Cyanobacteria
Organism_taxid: 1117
symmetry Space Group: P 21 21 21
R_factor 0.255 R_Free 0.299
crystal
cell
length a length b length c angle alpha angle beta angle gamma
109.260 159.050 269.170 90.00 90.00 90.00
method X-Ray Diffractionresolution 3.30 Å
ligand 1ZN, ACB, ADD, CAB, DAL, DAM, DGL, FGA, MAA, MN enzyme Hydrolase E.C.3.1.3.16 BRENDA
Gene
Ontology
ChainFunctionProcessComponent
A, D


F, C


Primary referenceStructure of the protein phosphatase 2A holoenzyme., Xu Y, Xing Y, Chen Y, Chao Y, Lin Z, Fan E, Yu JW, Strack S, Jeffrey PD, Shi Y, Cell. 2006 Dec 15;127(6):1239-51. PMID:17174897
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (423 Kb) [Save to disk]
  • Biological Unit Coordinates (2npp.pdb1.gz) 211 Kb
  • Biological Unit Coordinates (2npp.pdb2.gz) 211 Kb
  • LPC: Ligand-Protein Contacts for 2NPP
  • CSU: Contacts of Structural Units for 2NPP
  • Likely Quarternary Molecular Structure file(s) for 2NPP
  • Structure Factors (543 Kb)
  • Retrieve 2NPP in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2NPP from S2C, [Save to disk]
  • Re-refined 2npp structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 2NPP 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 2NPP
  • 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 2NPP, from MSDmotif at EBI
  • Fold representative 2npp from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2npp_F] [2npp_X] [2npp_D] [2npp_Y] [2npp_E] [2npp_A] [2npp_C] [2npp] [2npp_B]
  • SWISS-PROT database: [Q13362] [P30153] [P67775]
  • Domain organization of [2A5G_HUMAN] [2AAA_HUMAN] [PP2AA_HUMAN] by SWISSPFAM
  • Domain found in 2NPP: [PP2Ac ] by SMART
  • Alignments of the sequence of 2NPP with the sequences similar proteins can be viewed for 2NPP's classification [2A5G_HUMAN] [2AAA_HUMAN] [PP2AA_HUMAN] at ProtoMap. Click on "Neighbors List", then on the "See Alignments" button below the list.
  • A sequence distance tree ("phylogenetic tree") can be viewed for 1ACL's classification [2A5G_HUMAN] [2AAA_HUMAN] [PP2AA_HUMAN] at ProtoMap. Click on the Cluster number.
  • Other resources with information on 2NPP
  • Community annotation for 2NPP 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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