2A01 Lipid Transport date Jun 15, 2005
title Crystal Structure Of Lipid-Free Human Apolipoprotein A-I
authors A.A.Ajees, G.M.Anantharamaiah, V.K.Mishra, M.M.Hussain, K.H.M.Mu
compound source
Molecule: Apolipoprotein A-I
Chain: A, B, C
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Other_details: Blood Plasma
symmetry Space Group: P 43
R_factor 0.228 R_Free 0.249
length a length b length c angle alpha angle beta angle gamma
127.780 127.780 130.130 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.40 Å
ligand AC9 enzyme
subcellular loc. Membrane localization by OPM: Secreted
out side
in side
A, C, B
  • phosphatidylcholine-sterol O...
  • high-density lipoprotein par...

  • Primary referenceCrystal structure of human apolipoprotein A-I: Insights into its protective effect against cardiovascular diseases., Ajees AA, Anantharamaiah GM, Mishra VK, Hussain MM, Murthy HM, Proc Natl Acad Sci U S A. 2006 Feb 14;103(7):2126-31. Epub 2006 Feb 1. PMID:16452169
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (139 Kb) [Save to disk]
  • Biological Unit Coordinates (2a01.pdb1.gz) 44 Kb
  • Biological Unit Coordinates (2a01.pdb2.gz) 46 Kb
  • Biological Unit Coordinates (2a01.pdb3.gz) 46 Kb
  • LPC: Ligand-Protein Contacts for 2A01
  • CSU: Contacts of Structural Units for 2A01
  • Likely Quarternary Molecular Structure file(s) for 2A01
  • Structure Factors (688 Kb)
  • Retrieve 2A01 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2A01 from S2C, [Save to disk]
  • Re-refined 2a01 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
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  • On FirstGlance, an excellent tool for a guided tour on the structure components, by E. Martz.
  • Visual 3D analysis of 2A01
  • Cartoon representation from PDB Cartoon
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 2A01, from MSDmotif at EBI
  • Fold representative 2a01 from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2a01_A] [2a01] [2a01_C] [2a01_B]
  • SWISS-PROT database: [P02647]
  • Domain organization of [APOA1_HUMAN] by SWISSPFAM
  • Other resources with information on 2A01
  • Community annotation for 2A01 at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
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