1M4R Cytokine date Jul 03, 2002
title Crystal Structure Of Recombinant Human Interleukin-22
authors R.A.P.Nagem, D.Colau, L.Dumoutier, J.C.Renauld, C.Ogata, I.Polik
compound source
Molecule: Interleukin-22
Chain: A, B
Synonym: Il-22, Il-10-Related T-Cell-Derived Inducible Fact Tif;
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Bl21-Codon Plus-(De3)-Ril
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet3a
symmetry Space Group: P 21 21 21
R_factor 0.188 R_Free 0.220
length a length b length c angle alpha angle beta angle gamma
55.430 61.610 73.470 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.00 Å
note 1M4R is a representative structure
A, B

Primary referenceCrystal structure of recombinant human interleukin-22., Nagem RA, Colau D, Dumoutier L, Renauld JC, Ogata C, Polikarpov I, Structure (Camb) 2002 Aug;10(8):1051-62. PMID:12176383
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (55 Kb) [Save to disk]
  • Biological Unit Coordinates (1m4r.pdb1.gz) 51 Kb
  • CSU: Contacts of Structural Units for 1M4R
  • Likely Quarternary Molecular Structure file(s) for 1M4R
  • Structure Factors (145 Kb)
  • Retrieve 1M4R in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1M4R from S2C, [Save to disk]
  • Re-refined 1m4r structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1M4R 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 1M4R
  • 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 1M4R, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1m4ra_, region A [Jmol] [rasmolscript] [script source]
        - Domain d1m4rb_, region B [Jmol] [rasmolscript] [script source]
  • Fold representative 1m4r from FSSP and Dali (Families of Structurally Similar Proteins)
  • Class (fold), Architecture (subfold), Topology, Homologous superfamily from CATH
  • Summaries and structural analyses of PDB data files from PDBSum
  • Identification of Protein Pockets & Cavities at CASTp
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1m4r_A] [1m4r] [1m4r_B]
  • SWISS-PROT database: [Q9GZX6]
  • Domain organization of [IL22_HUMAN] by SWISSPFAM
  • Domain found in 1M4R: [IL10 ] by SMART
  • Other resources with information on 1M4R
  • Community annotation for 1M4R 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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