1S6R	Hydrolase	date	Jan 27, 2004
title	908r Class C Beta-Lactamase Bound To Iodo-Acetamido-Phenyl Boronic Acid
authors	J.Wouters
compound		source
Molecule: Beta-Lactamase Chain: A Synonym: Cephalosporinase Ec: 3.5.2.6 Engineered: Yes		Organism_scientific: Enterobacter Cloacae Organism_taxid: 550 Strain: 908r Expression_system: Escherichia Coli Expression_system_taxid: 562
symmetry	Space Group: P 21 21 2	R_factor R_Free
crystal cell	length a length b length c angle alpha angle beta angle gamma 46.381 83.763 95.810 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.24 Å
ligand	IAP	enzyme	Hydrolase E.C.3.5.2.6 BRENDA
related structures	by homologous chain: 1C3B, 1FCO
Gene Ontology	Chain Function Process Component A
Primary reference	Crystal structure of Enterobacter cloacae 908R class C beta-lactamase bound to iodo-acetamido-phenyl boronic acid, a transition-state analogue., Wouters J, Fonze E, Vermeire M, Frere JM, Charlier P, Cell Mol Life Sci 2003 Aug;60(8):1764-73. PMID:14521155

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (60 Kb) [Save to disk] Biological Unit Coordinates (1s6r.pdb1.gz) 57 Kb LPC: Ligand-Protein Contacts for 1S6R CSU: Contacts of Structural Units for 1S6R Likely Quarternary Molecular Structure file(s) for 1S6R Structure Factors (87 Kb) Retrieve 1S6R in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1S6R from S2C, [Save to disk] Re-refined 1s6r structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1S6R 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 1S6R

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 1S6R, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1s6ra_, 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: [1s6r] [1s6r_A] SWISS-PROT database: [Q93CA2] Domain organization of [Q93CA2_ENTCL] by SWISSPFAM

Other resources with information on 1S6R

Community annotation for 1S6R at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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