1IYS		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
related structures	by homologous chain: 1YMS, 1YMX
Gene Ontology	Chain Function Process Component A
Primary reference	Crystal structure of extended-spectrum beta-lactamase Toho-1: insights into the molecular mechanism for catalytic reaction and substrate specificity expansion., Ibuka AS, Ishii Y, Galleni M, Ishiguro M, Yamaguchi K, Frere JM, Matsuzawa H, Sakai H, Biochemistry 2003 Sep 16;42(36):10634-43. PMID:12962487

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (52 Kb) [Save to disk] Biological Unit Coordinates (1iys.pdb1.gz) 47 Kb LPC: Ligand-Protein Contacts for 1IYS CSU: Contacts of Structural Units for 1IYS Likely Quarternary Molecular Structure file(s) for 1IYS Structure Factors (414 Kb) Retrieve 1IYS in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1IYS from S2C, [Save to disk] Re-refined 1iys structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1IYS 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: [1iys] [1iys_A] SWISS-PROT database: [Q47066]

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