1CX8 Metal Transport date Aug 28, 1999
title Crystal Structure Of The Ectodomain Of Human Transferrin Rec
authors C.M.Lawrence, S.Ray, M.Babyonyshev, R.Galluser, D.Borhani, S.C.Ha
compound source
Molecule: Transferrin Receptor Protein
Chain: A, B, C, D, E, F, G, H
Fragment: Residues 122-760
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Expression_system: Cricetinae Gen. Sp.
Expression_system_taxid: 36483
Expression_system_organ: Ovary Cells
Expression_system_plasmid: Pcmvtfr
symmetry Space Group: P 21 21 21
R_factor 0.243 R_Free 0.284
length a length b length c angle alpha angle beta angle gamma
105.400 216.900 361.900 90.00 90.00 90.00
method X-Ray Diffractionresolution 3.20 Å
ligand NAG, SM enzyme
note 1CX8 (Molecule of the Month:pdb35)
F, A, E, B, H, C, D, G

Primary referenceCrystal structure of the ectodomain of human transferrin receptor., Lawrence CM, Ray S, Babyonyshev M, Galluser R, Borhani DW, Harrison SC, Science 1999 Oct 22;286(5440):779-82. PMID:10531064
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (810 Kb) [Save to disk]
  • Biological Unit Coordinates (1cx8.pdb1.gz) 206 Kb
  • Biological Unit Coordinates (1cx8.pdb2.gz) 208 Kb
  • Biological Unit Coordinates (1cx8.pdb3.gz) 207 Kb
  • Biological Unit Coordinates (1cx8.pdb4.gz) 203 Kb
  • LPC: Ligand-Protein Contacts for 1CX8
  • CSU: Contacts of Structural Units for 1CX8
  • Likely Quarternary Molecular Structure file(s) for 1CX8
  • Structure Factors (916 Kb)
  • Retrieve 1CX8 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1CX8 from S2C, [Save to disk]
  • Re-refined 1cx8 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1CX8 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 1CX8
  • 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 1CX8, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1cx8a3, region A:122-189,A:383-608 [Jmol] [rasmolscript] [script source]
        - Domain d1cx8a2, region A:190-382 [Jmol] [rasmolscript] [script source]
        - Domain d1cx8a1, region A:609-760 [Jmol] [rasmolscript] [script source]
        - Domain d1cx8b3, region B:122-189,B:383-608 [Jmol] [rasmolscript] [script source]
        - Domain d1cx8b2, region B:190-382 [Jmol] [rasmolscript] [script source]
        - Domain d1cx8b1, region B:609-760 [Jmol] [rasmolscript] [script source]
        - Domain d1cx8c3, region C:122-189,C:383-608 [Jmol] [rasmolscript] [script source]
        - Domain d1cx8c2, region C:190-382 [Jmol] [rasmolscript] [script source]
        - Domain d1cx8c1, region C:609-760 [Jmol] [rasmolscript] [script source]
        - Domain d1cx8d3, region D:122-189,D:383-608 [Jmol] [rasmolscript] [script source]
        - Domain d1cx8d2, region D:190-382 [Jmol] [rasmolscript] [script source]
        - Domain d1cx8d1, region D:609-760 [Jmol] [rasmolscript] [script source]
        - Domain d1cx8e3, region E:122-189,E:383-608 [Jmol] [rasmolscript] [script source]
        - Domain d1cx8e2, region E:190-382 [Jmol] [rasmolscript] [script source]
        - Domain d1cx8e1, region E:609-760 [Jmol] [rasmolscript] [script source]
        - Domain d1cx8f3, region F:122-189,F:383-608 [Jmol] [rasmolscript] [script source]
        - Domain d1cx8f2, region F:190-382 [Jmol] [rasmolscript] [script source]
        - Domain d1cx8f1, region F:609-760 [Jmol] [rasmolscript] [script source]
        - Domain d1cx8g3, region G:122-189,G:383-608 [Jmol] [rasmolscript] [script source]
        - Domain d1cx8g2, region G:190-382 [Jmol] [rasmolscript] [script source]
        - Domain d1cx8g1, region G:609-760 [Jmol] [rasmolscript] [script source]
        - Domain d1cx8h3, region H:122-189,H:383-608 [Jmol] [rasmolscript] [script source]
        - Domain d1cx8h2, region H:190-382 [Jmol] [rasmolscript] [script source]
        - Domain d1cx8h1, region H:609-760 [Jmol] [rasmolscript] [script source]
  • Fold representative 1cx8 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: [1cx8_F] [1cx8_G] [1cx8_D] [1cx8_H] [1cx8_B] [1cx8_C] [1cx8_E] [1cx8] [1cx8_A]
  • SWISS-PROT database: [P02786]
  • Belongs to the transferrin receptor, cd71, (tfr) family according to TCDB.
  • Domain organization of [TFR1_HUMAN] by SWISSPFAM
  • Other resources with information on 1CX8
  • Community annotation for 1CX8 at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Domain movements in 1CX8 from the Database of Macromolecular Movements.
  • Images from IMB Jena Image Library of Biological Macromolecules.

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