4I8V Oxidoreductase date Dec 04, 2012
title Human Cytochrome P450 1a1 In Complex With Alpha-Naphthoflavo
authors A.A.Walsh, E.E.Scott
compound source
Molecule: Cytochrome P450 1a1
Chain: A, B, C, D
Fragment: Unp Residues 35-512
Synonym: Cypia1, Cytochrome P450 Form 6, Cytochrome P450-C, Cytochrome P450-P1;
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Cyp1a1
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Topp3
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pkk
symmetry Space Group: P 21 21 21
R_factor 0.188 R_Free 0.244
length a length b length c angle alpha angle beta angle gamma
65.003 195.491 235.855 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.60 Å
ligand BHF, HEM, NO3 enzyme Oxidoreductase E.C. BRENDA
A, D, C, B
  • demethylase activity
  • vitamin D 24-hydroxylase act...

  • Primary referenceHuman Cytochrome P450 1A1 Structure and Utility In Understanding Drug and Xenobiotic Metabolism., Walsh AA, Szklarz GD, Scott EE, J Biol Chem. 2013 Mar 18. PMID:23508959
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (324 Kb) [Save to disk]
  • Biological Unit Coordinates (4i8v.pdb1.gz) 84 Kb
  • Biological Unit Coordinates (4i8v.pdb2.gz) 83 Kb
  • Biological Unit Coordinates (4i8v.pdb3.gz) 82 Kb
  • Biological Unit Coordinates (4i8v.pdb4.gz) 81 Kb
  • LPC: Ligand-Protein Contacts for 4I8V
  • CSU: Contacts of Structural Units for 4I8V
  • Structure Factors (3263 Kb)
  • Retrieve 4I8V in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 4I8V from S2C, [Save to disk]
  • Re-refined 4i8v structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 4I8V in 3D
  • Proteopedia, because life has more than 2D.
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  • On FirstGlance, an excellent tool for a guided tour on the structure components, by E. Martz.
  • Visual 3D analysis of 4I8V
  • Cartoon representation from PDB Cartoon
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  • 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 4I8V, from MSDmotif at EBI
  • Fold representative 4i8v from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [4i8v_B] [4i8v_D] [4i8v_A] [4i8v] [4i8v_C]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
  • Other resources with information on 4I8V
  • Community annotation for 4I8V at PDBWiki (http://pdbwiki.org)

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