1DSN	Iron Transport Protein	date	Dec 13, 1995
title	D60s N-Terminal Lobe Human Lactoferrin
authors	H.R.Faber, G.E.Norris, E.N.Baker
compound		source
Molecule: Lactoferrin Chain: A Fragment: N-Terminal Lobe Residues 1 - 333 Synonym: Nlf Engineered: Yes Mutation: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Lfn Expression_system: Cricetinae Expression_system_common: Hamsters Expression_system_taxid: 10026 Expression_system_plasmid: Pnut\:Lfn Expression_system_gene: Lfn
symmetry	Space Group: C 1 2 1	R_factor R_Free NULL
crystal cell	length a length b length c angle alpha angle beta angle gamma 110.200 57.000 55.200 90.00 97.60 90.00
method	X-Ray Diffraction	resolution	2.05 Å
ligand	CO3, FE	enzyme
related structures	by homologous chain: 1H44, 1N84
Gene Ontology	Chain Function Process Component A
Primary reference	Altered domain closure and iron binding in transferrins: the crystal structure of the Asp60Ser mutant of the amino-terminal half-molecule of human lactoferrin., Faber HR, Bland T, Day CL, Norris GE, Tweedie JW, Baker EN, J Mol Biol 1996 Feb 23;256(2):352-63. PMID:8594202

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (56 Kb) [Save to disk] Biological Unit Coordinates (1dsn.pdb1.gz) 52 Kb LPC: Ligand-Protein Contacts for 1DSN CSU: Contacts of Structural Units for 1DSN Likely Quarternary Molecular Structure file(s) for 1DSN Structure Factors (123 Kb) Retrieve 1DSN in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1DSN from S2C, [Save to disk] Re-refined 1dsn structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1DSN 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 1DSN

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 1DSN, from MSDmotif at EBI Genome occurence of 1DSN's fold from GeneCensus Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1dsn__, region [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: [1dsn_A] [1dsn] SWISS-PROT database: [P02788] Domain organization of [TRFL_HUMAN] by SWISSPFAM Domain found in 1DSN: [TR_FER ] by SMART

Other resources with information on 1DSN

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

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Images from IMB Jena Image Library of Biological Macromolecules.

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