1B3E Iron Transport date Dec 09, 1998
title Human Serum Transferrin, N-Terminal Lobe, Expressed In Pichia Pastoris
authors M.C.Bewley, B.M.Tam, J.Grewal, S.He, S.Shewry, M.E.P.Murphy, A.B.Mason, R.C.Woodworth, E.N.Baker, R.T.A.Macgillivray
compound source
Molecule: Protein (Serum Transferrin)
Chain: A
Fragment: N-Terminal Lobe
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Expression_system: Pichia Pastoris
Expression_system_taxid: 4922
symmetry Space Group: P 41 21 2
R_factor 0.177 R_Free 0.255
length a length b length c angle alpha angle beta angle gamma
73.500 73.500 156.700 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.50 Å
ligand CO3, FE enzyme
related structures by homologous chain: 1CE2, 1OQH

Primary referenceX-ray crystallography and mass spectroscopy reveal that the N-lobe of human transferrin expressed in Pichia pastoris is folded correctly but is glycosylated on serine-32., Bewley MC, Tam BM, Grewal J, He S, Shewry S, Murphy ME, Mason AB, Woodworth RC, Baker EN, MacGillivray RT, Biochemistry 1999 Feb 23;38(8):2535-41. PMID:10029548
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (59 Kb) [Save to disk]
  • Biological Unit Coordinates (1b3e.pdb1.gz) 55 Kb
  • LPC: Ligand-Protein Contacts for 1B3E
  • CSU: Contacts of Structural Units for 1B3E
  • Likely Quarternary Molecular Structure file(s) for 1B3E
  • Retrieve 1B3E in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1B3E from S2C, [Save to disk]
  • View 1B3E in 3D
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  • On Jmol, a nice Rasmol like molecule viewer. This is good for easiest viewing of basic structure.
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  • Visual 3D analysis of 1B3E
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  • 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 1B3E, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1b3ea_, region A [Jmol] [rasmolscript] [script source]
  • Fold representative 1b3e 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: [1b3e_A] [1b3e]
  • SWISS-PROT database: [P02787]
  • Domain organization of [TRFE_HUMAN] by SWISSPFAM
  • Domain found in 1B3E: [TR_FER ] by SMART
  • Other resources with information on 1B3E
  • Community annotation for 1B3E at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
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