3FW5	Transport Protein	date	Jan 16, 2009
title	Crystal Structure Of Siderocalin (Ngal, Lipocalin 2) Complex Ferric 4-Methyl-Catechol
authors	M.C.Clifton, R.K.Strong
compound		source
Molecule: Neutrophil Gelatinase-Associated Lipocalin Chain: A, B, C Synonym: Ngal, P25, 25 Kda Alpha-2-Microglobulin-Related Su Mmp-9, Lipocalin-2, Oncogene 24p3; Engineered: Yes Mutation: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Hnl, Lcn2, Ngal Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl21(De3)+Ril Expression_system_vector_type: Plasmid Expression_system_plasmid: Pgex-4t3
symmetry	Space Group: P 41 21 2	R_factor 0.244 R_Free 0.290
crystal cell	length a length b length c angle alpha angle beta angle gamma 114.904 114.904 119.164 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.30 Å
ligand	CL, FE, GOL, MCT, NA	enzyme
Gene Ontology	Chain Function Process Component A, C, B
Primary reference	Iron traffics in circulation bound to a siderocalin (Ngal)-catechol complex., Bao G, Clifton M, Hoette TM, Mori K, Deng SX, Qiu A, Viltard M, Williams D, Paragas N, Leete T, Kulkarni R, Li X, Lee B, Kalandadze A, Ratner AJ, Pizarro JC, Schmidt-Ott KM, Landry DW, Raymond KN, Strong RK, Barasch J, Nat Chem Biol. 2010 Aug;6(8):602-9. Epub 2010 Jun 27. PMID:20581821

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (92 Kb) [Save to disk] Biological Unit Coordinates (3fw5.pdb1.gz) 33 Kb Biological Unit Coordinates (3fw5.pdb2.gz) 25 Kb Biological Unit Coordinates (3fw5.pdb3.gz) 34 Kb LPC: Ligand-Protein Contacts for 3FW5 CSU: Contacts of Structural Units for 3FW5 Structure Factors (537 Kb) Retrieve 3FW5 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3FW5 from S2C, [Save to disk] Re-refined 3fw5 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3FW5 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 3FW5

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 3FW5, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3fw5_A] [3fw5] [3fw5_B] [3fw5_C] SWISS-PROT database: Domain organization of by SWISSPFAM

Other resources with information on 3FW5

Community annotation for 3FW5 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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