2QD1 Lyase date Jun 20, 2007
title 2.2 Angstrom Structure Of The Human Ferrochelatase Variant E343k With Substrate Bound
authors A.E.Medlock, T.A.Dailey, T.A.Ross, H.A.Dailey, W.N.Lanzilotta
compound source
Molecule: Ferrochelatase
Chain: A, B, C, D
Synonym: Protoheme Ferro-Lyase, Heme Synthetase
Engineered: Yes
Mutation: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Fech
Expression_system: Escherichia Coli
Expression_system_taxid: 562
symmetry Space Group: P 1
R_factor 0.222 R_Free 0.261
length a length b length c angle alpha angle beta angle gamma
61.893 88.454 93.100 102.49 108.99 105.55
method X-Ray Diffractionresolution 2.20 Å
ligand CHD, FES, IMD, PP9 enzyme Lyase E.C. BRENDA
A, D, C, B

Primary referenceA pi-Helix Switch Selective for Porphyrin Deprotonation and Product Release in Human Ferrochelatase., Medlock AE, Dailey TA, Ross TA, Dailey HA, Lanzilotta WN, J Mol Biol. 2007 Nov 2;373(4):1006-16. Epub 2007 Aug 23. PMID:17884090
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (260 Kb) [Save to disk]
  • Biological Unit Coordinates (2qd1.pdb1.gz) 65 Kb
  • Biological Unit Coordinates (2qd1.pdb2.gz) 67 Kb
  • Biological Unit Coordinates (2qd1.pdb3.gz) 66 Kb
  • Biological Unit Coordinates (2qd1.pdb4.gz) 69 Kb
  • LPC: Ligand-Protein Contacts for 2QD1
  • CSU: Contacts of Structural Units for 2QD1
  • Likely Quarternary Molecular Structure file(s) for 2QD1
  • Structure Factors (1395 Kb)
  • Retrieve 2QD1 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2QD1 from S2C, [Save to disk]
  • Re-refined 2qd1 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 2QD1 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 2QD1
  • 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 2QD1, from MSDmotif at EBI
  • Fold representative 2qd1 from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2qd1] [2qd1_C] [2qd1_D] [2qd1_A] [2qd1_B]
  • SWISS-PROT database: [P22830]
  • Domain organization of [HEMH_HUMAN] by SWISSPFAM
  • Other resources with information on 2QD1
  • Community annotation for 2QD1 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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