2CEY Transport date Feb 11, 2006
title Apo Structure Of Siap
authors A.Muller, E.Severi, C.Mulligan, A.G.Watts, D.J.Kelly, K.S.Wilson, A.J.Wilkinson, G.H.Thomas
compound source
Molecule: Protein Hi0146
Chain: A
Synonym: Siap
Engineered: Yes
 Organism_scientific: Haemophilus Influenzae
Organism_taxid: 727
Expression_system: Escherichia Coli
Expression_system_taxid: 469008
Expression_system_strain: Bl21(De3)
Expression_system_plasmid: Pet21b
symmetry Space Group: I 2 2 2
R_factor 0.194 R_Free 0.236
crystal
cell
length a length b length c angle alpha angle beta angle gamma
46.761 102.508 202.648 90.00 90.00 90.00
method X-Ray Diffractionresolution 1.70 Å
ligand ZN enzyme
Gene
Ontology
ChainFunctionProcessComponent
A


Primary referenceConservation of structure and mechanism in primary and secondary transporters exemplified by SiaP, a sialic acid binding virulence factor from Haemophilus influenzae., Muller A, Severi E, Mulligan C, Watts AG, Kelly DJ, Wilson KS, Wilkinson AJ, Thomas GH, J Biol Chem. 2006 Aug 4;281(31):22212-22. Epub 2006 May 15. PMID:16702222
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (60 Kb) [Save to disk]
  • Biological Unit Coordinates (2cey.pdb1.gz) 54 Kb
  • LPC: Ligand-Protein Contacts for 2CEY
  • CSU: Contacts of Structural Units for 2CEY
  • Likely Quarternary Molecular Structure file(s) for 2CEY
  • Structure Factors (455 Kb)
  • Retrieve 2CEY in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2CEY from S2C, [Save to disk]
  • Re-refined 2cey structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
    • View 2CEY 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 2CEY
  • 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 2CEY, from MSDmotif at EBI
    • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2cey] [2cey_A]
  • SWISS-PROT database: [P44542]
  • Belongs to the tripartite atp-independent periplasmic transporter (trap-t) family according to TCDB.
  • Domain organization of [SIAP_HAEIN] by SWISSPFAM
    • Other resources with information on 2CEY
  • Community annotation for 2CEY at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
    • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

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