2P9R Signaling Protein date Mar 26, 2007
title Human Alpha2-Macroglogulin Is Composed Of Multiple Domains, Predicted By Homology With Complement Component C3
authors N.Doan
compound source
Molecule: Alpha-2-Macroglobulin
Chain: A, B
Synonym: Alpha-2-M
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: A2m
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Sg13009
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pqe30
symmetry Space Group: P 43 21 2
R_factor 0.244 R_Free 0.281
length a length b length c angle alpha angle beta angle gamma
68.810 68.810 120.070 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.30 Å
note 2P9R is a representative structure
A, B

Primary referenceHuman alpha 2-macroglobulin is composed of multiple domains, as predicted by homology with complement component C3., Doan N, Gettins PG, Biochem J. 2007 Jul 4;. PMID:17608619
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (37 Kb) [Save to disk]
  • Biological Unit Coordinates (2p9r.pdb1.gz) 18 Kb
  • Biological Unit Coordinates (2p9r.pdb2.gz) 17 Kb
  • CSU: Contacts of Structural Units for 2P9R
  • Likely Quarternary Molecular Structure file(s) for 2P9R
  • Structure Factors (96 Kb)
  • Retrieve 2P9R in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2P9R from S2C, [Save to disk]
  • Re-refined 2p9r structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 2P9R 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 2P9R
  • 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
  • 3D motif for 2P9R, from MSDmotif at EBI
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2p9r_A] [2p9r] [2p9r_B]
  • SWISS-PROT database: [P01023]
  • Domain organization of [A2MG_HUMAN] by SWISSPFAM
  • Other resources with information on 2P9R
  • Community annotation for 2P9R at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

  • You may enter another PDB ID code
    Go [Back], to the [PDB Lite page], to the [OCA Search page] or to the [PDB Home page]
    OCA© by Jaime Prilusky, 1996-2014,2022
    Bioinformatics Unit
    Weizmann Institute of Science