1FEP	Membrane Protein	date	Nov 24, 1998
title	Ferric Enterobactin Receptor
authors	S.K.Buchanan, B.S.Smith, L.Ventatramani, D.Xia, L.Esser, M.Palnit R.Chakraborty, D.Van Der Helm, J.Deisenhofer
compound		source
Molecule: Ferric Enterobactin Receptor Chain: A Synonym: Fepa		Organism_scientific: Escherichia Coli K12 Organism_taxid: 83333 Strain: K-12 Other_details: Gene: Fepa
symmetry	Space Group: C 2 2 21	R_factor 0.236 R_Free 0.282
crystal cell	length a length b length c angle alpha angle beta angle gamma 112.300 127.600 135.700 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.40 Å
ligand	MSE	enzyme
Gene Ontology	Chain Function Process Component A
Primary reference	Crystal structure of the outer membrane active transporter FepA from Escherichia coli., Buchanan SK, Smith BS, Venkatramani L, Xia D, Esser L, Palnitkar M, Chakraborty R, van der Helm D, Deisenhofer J, Nat Struct Biol 1999 Jan;6(1):56-63. PMID:9886293

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (115 Kb) [Save to disk] Biological Unit Coordinates (1fep.pdb1.gz) 110 Kb LPC: Ligand-Protein Contacts for 1FEP CSU: Contacts of Structural Units for 1FEP Likely Quarternary Molecular Structure file(s) for 1FEP Retrieve 1FEP in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1FEP from S2C, [Save to disk]

View 1FEP 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 1FEP

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1FEP, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1fepa_, 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: [1fep] [1fep_A] SWISS-PROT database: [P05825] Belongs to the outer membrane receptor (omr) family according to TCDB. Domain organization of [FEPA_ECOLI] by SWISSPFAM

Other resources with information on 1FEP

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

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