1EZF Transferase date May 10, 2000
title Crystal Structure Of Human Squalene Synthase
authors J.Pandit, D.E.Danley, G.K.Schulte, S.M.Mazzalupo, T.A.Pauly, C.M. E.S.Hamanaka, J.F.Thompson, H.J.Harwood
compound source
Molecule: Farnesyl-Diphosphate Farnesyltransferase
Chain: A, B, C
Fragment: Residues 31-370
Synonym: Squalene Synthetase
Engineered: Yes
Mutation: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Phss9
symmetry Space Group: P 21 21 21
R_factor 0.213 R_Free 0.262
length a length b length c angle alpha angle beta angle gamma
76.760 87.920 154.170 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.15 Å
ligand IN0 enzyme Transferase E.C. BRENDA
A, C, B

Primary referenceCrystal structure of human squalene synthase. A key enzyme in cholesterol biosynthesis., Pandit J, Danley DE, Schulte GK, Mazzalupo S, Pauly TA, Hayward CM, Hamanaka ES, Thompson JF, Harwood HJ Jr, J Biol Chem 2000 Sep 29;275(39):30610-7. PMID:10896663
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (173 Kb) [Save to disk]
  • Biological Unit Coordinates (1ezf.pdb1.gz) 58 Kb
  • Biological Unit Coordinates (1ezf.pdb2.gz) 59 Kb
  • Biological Unit Coordinates (1ezf.pdb3.gz) 58 Kb
  • LPC: Ligand-Protein Contacts for 1EZF
  • CSU: Contacts of Structural Units for 1EZF
  • Likely Quarternary Molecular Structure file(s) for 1EZF
  • Structure Factors (332 Kb)
  • Retrieve 1EZF in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1EZF from S2C, [Save to disk]
  • Re-refined 1ezf structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1EZF 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 1EZF
  • 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 1EZF, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1ezfa_, region A [Jmol] [rasmolscript] [script source]
        - Domain d1ezfb_, region B [Jmol] [rasmolscript] [script source]
        - Domain d1ezfc_, region C [Jmol] [rasmolscript] [script source]
  • Fold representative 1ezf 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: [1ezf_A] [1ezf] [1ezf_C] [1ezf_B]
  • SWISS-PROT database: [P37268]
  • Domain organization of [FDFT_HUMAN] by SWISSPFAM
  • Other resources with information on 1EZF
  • Community annotation for 1EZF 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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