1W18		date
authors
compound		source
symmetry		R_factor R_Free
crystal cell	length a length b length c angle alpha angle beta angle gamma
method	X-Ray Diffraction	resolution
ligand	SO4	enzyme
Gene Ontology	Chain Function Process Component B, A
Primary reference	Crystal structure of levansucrase from the Gram-negative bacterium Gluconacetobacter diazotrophicus., Martinez-Fleites C, Ortiz-Lombardia M, Pons T, Tarbouriech N, Taylor EJ, Arrieta JG, Hernandez L, Davies GJ, Biochem J. 2005 Aug 15;390(Pt 1):19-27. PMID:15869470

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (159 Kb) [Save to disk] Biological Unit Coordinates (1w18.pdb1.gz) 78 Kb Biological Unit Coordinates (1w18.pdb2.gz) 78 Kb LPC: Ligand-Protein Contacts for 1W18 CSU: Contacts of Structural Units for 1W18 Likely Quarternary Molecular Structure file(s) for 1W18 Structure Factors (379 Kb) Retrieve 1W18 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1W18 from S2C, [Save to disk] Re-refined 1w18 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1W18 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.

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1w18] [1w18_A] [1w18_B] SWISS-PROT database: [Q43998]

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