1XQJ Antitumor Protein date Oct 12, 2004
title 3.10 A Crystal Structure Of Maspin, Space Group I 4 2 2
authors M.Al-Ayyoubi, P.G.Gettins, K.Volz
compound source
Molecule: Maspin
Chain: A
Engineered: Yes
Mutation: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Serpinb5, Pi5
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_plasmid: Pqe30
symmetry Space Group: I 4 2 2
R_factor 0.201 R_Free 0.248
length a length b length c angle alpha angle beta angle gamma
146.810 146.810 117.530 90.00 90.00 90.00
method X-Ray Diffractionresolution 3.10 Å

Primary referenceCrystal structure of human maspin, a serpin with antitumor properties: reactive center loop of maspin is exposed but constrained., Al-Ayyoubi M, Gettins PG, Volz K, J Biol Chem 2004 Dec 31;279(53):55540-4. Epub 2004 Oct 22. PMID:15501821
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (66 Kb) [Save to disk]
  • Biological Unit Coordinates (1xqj.pdb1.gz) 62 Kb
  • CSU: Contacts of Structural Units for 1XQJ
  • Likely Quarternary Molecular Structure file(s) for 1XQJ
  • Structure Factors (179 Kb)
  • Retrieve 1XQJ in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1XQJ from S2C, [Save to disk]
  • Re-refined 1xqj structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1XQJ 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 1XQJ
  • 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 1XQJ, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1xqja_, region A [Jmol] [rasmolscript] [script source]
  • Fold representative 1xqj from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1xqj] [1xqj_A]
  • SWISS-PROT database: [P36952]
  • Domain organization of [SPB5_HUMAN] by SWISSPFAM
  • Domain found in 1XQJ: [SERPIN ] by SMART
  • Other resources with information on 1XQJ
  • Community annotation for 1XQJ 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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