1W6K Isomerase date Aug 19, 2004
title Structure Of Human Osc In Complex With Lanosterol
authors R.Thoma, T.Schulz-Gasch, B.D'Arcy, J.Benz, J.Aebi, H.Dehmlow, M.He A.Ruf
compound source
Molecule: Lanosterol Synthase
Chain: A
Synonym: Oxidosqualene--Lanosterol Cyclase, Oxido Squalene 2,3-Epoxysqualene--Lanosterol Cyclase, Osc;
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Expression_system: Pichia Pastoris
Expression_system_taxid: 4922
Expression_system_strain: Gs115
Expression_system_plasmid: Ppiczb
symmetry Space Group: C 2 2 21
R_factor 0.147 R_Free 0.188
length a length b length c angle alpha angle beta angle gamma
189.570 201.472 62.006 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.10 Å
ligand BOG, LAN enzyme Isomerase E.C. BRENDA
note 1W6K (Molecule of the Month:pdb96)
related structures by homologous chain: 1W6J

Primary referenceInsight into steroid scaffold formation from the structure of human oxidosqualene cyclase., Thoma R, Schulz-Gasch T, D'Arcy B, Benz J, Aebi J, Dehmlow H, Hennig M, Stihle M, Ruf A, Nature. 2004 Nov 4;432(7013):118-22. PMID:15525992
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (142 Kb) [Save to disk]
  • Biological Unit Coordinates (1w6k.pdb1.gz) 137 Kb
  • LPC: Ligand-Protein Contacts for 1W6K
  • CSU: Contacts of Structural Units for 1W6K
  • Likely Quarternary Molecular Structure file(s) for 1W6K
  • Retrieve 1W6K in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1W6K from S2C, [Save to disk]
  • View 1W6K 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 1W6K
  • 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 1W6K, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1w6ka2, region A:100-378 [Jmol] [rasmolscript] [script source]
        - Domain d1w6ka1, region A:6-99,A:379-732 [Jmol] [rasmolscript] [script source]
  • Fold representative 1w6k from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1w6k_A] [1w6k]
  • SWISS-PROT database: [P48449]
  • Domain organization of [ERG7_HUMAN] by SWISSPFAM
  • Other resources with information on 1W6K
  • Community annotation for 1W6K 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
    Bioinformatics Unit
    Weizmann Institute of Science