1D3K	Metal Transport	date	Sep 29, 1999
title	Human Serum Transferrin
authors	H.W.Yang, R.T.A.Macgillivray, J.Chen, Y.Luo, Y.Wang, G.D.Brayer, R.C.Woodworth, M.E.P.Murphy
compound		source
Molecule: Serum Transferrin Chain: A Fragment: N-Terminal Lobe Engineered: Yes Mutation: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Tissue: Blood Expression_system: Cricetinae Expression_system_common: Hamsters Expression_system_taxid: 10026 Expression_system_organ: Kidney Expression_system_vector_type: Plasmid Expression_system_plasmid: Pnut-Bhk
symmetry	Space Group: P 21 21 21	R_factor 0.184 R_Free 0.225
crystal cell	length a length b length c angle alpha angle beta angle gamma 45.010 57.810 135.600 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.80 Å
ligand	CO3, FE	enzyme
related structures	by homologous chain: 1A8E, 1FQE
Gene Ontology	Chain Function Process Component A
Primary reference	Crystal structures of two mutants (K206Q, H207E) of the N-lobe of human transferrin with increased affinity for iron., Yang AH, MacGillivray RT, Chen J, Luo Y, Wang Y, Brayer GD, Mason AB, Woodworth RC, Murphy ME, Protein Sci 2000 Jan;9(1):49-52. PMID:10739246

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (59 Kb) [Save to disk] Biological Unit Coordinates (1d3k.pdb1.gz) 54 Kb LPC: Ligand-Protein Contacts for 1D3K CSU: Contacts of Structural Units for 1D3K Likely Quarternary Molecular Structure file(s) for 1D3K Structure Factors (292 Kb) Retrieve 1D3K in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1D3K from S2C, [Save to disk] Re-refined 1d3k structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1D3K 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 1D3K

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 3D motif for 1D3K, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1d3ka_, region A [Jmol] [rasmolscript] [script source] 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: [1d3k_A] [1d3k] SWISS-PROT database: [P02787] Domain organization of [TRFE_HUMAN] by SWISSPFAM Domain found in 1D3K: [TR_FER ] by SMART

Other resources with information on 1D3K

Community annotation for 1D3K at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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