1AX8 Cytokine date Oct 31, 1997
title Human Obesity Protein, Leptin
authors F.Zhang, J.M.Beals, S.L.Briggs, D.K.Clawson, J.P.Wery, R.W.Schev
compound source
Molecule: Obesity Protein
Chain: A
Synonym: Leptin
Engineered: Yes
Mutation: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Cell_line: Bl21
Tissue: Adipose
Gene: Obese Gene
Expression_system: Escherichia Coli Bl21(De3)
Expression_system_taxid: 469008
Expression_system_strain: Bl21 (De3)
Expression_system_cellular_location: Cytoplasm
Expression_system_plasmid: Bl21
symmetry Space Group: P 63
R_factor 0.185 R_Free 0.283
crystal
cell
length a length b length c angle alpha angle beta angle gamma
88.140 88.140 48.050 90.00 90.00 120.00
method X-Ray Diffractionresolution 2.40 Å
note 1AX8 (Molecule of the Month:pdb149)is a representative structure
Gene
Ontology
ChainFunctionProcessComponent
A


Primary referenceCrystal structure of the obese protein leptin-E100., Zhang F, Basinski MB, Beals JM, Briggs SL, Churgay LM, Clawson DK, DiMarchi RD, Furman TC, Hale JE, Hsiung HM, Schoner BE, Smith DP, Zhang XY, Wery JP, Schevitz RW, Nature 1997 May 8;387(6629):206-9. PMID:9144295
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (27 Kb) [Save to disk]
  • Biological Unit Coordinates (1ax8.pdb1.gz) 23 Kb
  • Biological Unit Coordinates (1ax8.pdb2.gz) 66 Kb
  • CSU: Contacts of Structural Units for 1AX8
  • Likely Quarternary Molecular Structure file(s) for 1AX8
  • Structure Factors (87 Kb)
  • Retrieve 1AX8 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1AX8 from S2C, [Save to disk]
  • Re-refined 1ax8 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1AX8 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 1AX8
  • 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 1AX8, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1ax8__, region [Jmol] [rasmolscript] [script source]
  • Fold representative 1ax8 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: [1ax8] [1ax8_A]
  • SWISS-PROT database: [P41159]
  • Domain organization of [LEP_HUMAN] by SWISSPFAM
  • Alignments of the sequence of 1AX8 with the sequences similar proteins can be viewed for 1AX8's classification [LEP_HUMAN] 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 [LEP_HUMAN] at ProtoMap. Click on the Cluster number.
  • Other resources with information on 1AX8
  • Community annotation for 1AX8 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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