3R2P Lipid Transport date Mar 14, 2011
title 2.2 Angstrom Crystal Structure Of C Terminal Truncated Human Apolipoprotein A-I Reveals The Assembly Of Hdl By Dimerizat
authors X.Mei, D.Atkinson
compound source
Molecule: Apolipoprotein A-I
Chain: A
Fragment: N-Terminal Domain (Unp 25-208)
Synonym: Apo-Ai, Apoa-I, Apolipoprotein A1, Apolipoprotein 242);
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Apoa1
Expression_system: Escherichia Coli
Expression_system_taxid: 469008
Expression_system_strain: Bl21(De3) Codonplus-Ril
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pdest-His6-Mbp
symmetry Space Group: P 21 21 2
R_factor 0.230 R_Free 0.280
crystal
cell
length a length b length c angle alpha angle beta angle gamma
108.333 30.178 69.576 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.20 Å
subcellular loc. Membrane localization by OPM: Secreted
out side
in side
Primary referenceCrystal structure of C-terminal truncated apolipoprotein A-I reveals the assembly of HDL by dimerization., Mei X, Atkinson D, J Biol Chem. 2011 Sep 13. PMID:21914797
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (68 Kb) [Save to disk]
  • Biological Unit Coordinates (3r2p.pdb1.gz) 126 Kb
  • CSU: Contacts of Structural Units for 3R2P
  • Structure Factors (73 Kb)
  • Retrieve 3R2P in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 3R2P from S2C, [Save to disk]
  • Re-refined 3r2p structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 3R2P 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 3R2P
  • 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 3R2P, from MSDmotif at EBI
  • Fold representative 3r2p from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [3r2p] [3r2p_A]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
  • Alignments of the sequence of 3R2P with the sequences similar proteins can be viewed for 3R2P's classification 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 at ProtoMap. Click on the Cluster number.
  • Other resources with information on 3R2P
  • Community annotation for 3R2P at PDBWiki (http://pdbwiki.org)
  • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

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