1ES2	Hydrolase	date	Apr 07, 2000
title	S96a Mutant Of Streptomyces K15 Dd-Transpeptidase
authors	E.Fonze, P.Charlier
compound		source
Molecule: Dd-Transpeptidase Chain: A Synonym: D-Alanyl-D-Alanine Carboxypeptidase, Dd-Peptidase Ec: 3.4.16.4 Engineered: Yes Mutation: Yes		Organism_scientific: Streptomyces Sp. Organism_taxid: 1958 Strain: K15 Expression_system: Escherichia Coli Bl21(De3) Expression_system_taxid: 469008 Expression_system_strain: Bl21 (De3)
symmetry	Space Group: P 21 21 21	R_factor 0.225 R_Free 0.270
crystal cell	length a length b length c angle alpha angle beta angle gamma 45.281 53.147 104.700 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.55 Å
ligand		enzyme	Hydrolase E.C.3.4.16.4 BRENDA
related structures	by homologous chain: 1ES5, 1J9M
Gene Ontology	Chain Function Process Component A
Primary reference	Catalytic mechanism of the Streptomyces K15 DD-transpeptidase/penicillin-binding protein probed by site-directed mutagenesis and structural analysis., Rhazi N, Charlier P, Dehareng D, Engher D, Vermeire M, Frere JM, Nguyen-Disteche M, Fonze E, Biochemistry 2003 Mar 18;42(10):2895-906. PMID:12627955

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (48 Kb) [Save to disk] Biological Unit Coordinates (1es2.pdb1.gz) 43 Kb CSU: Contacts of Structural Units for 1ES2 Likely Quarternary Molecular Structure file(s) for 1ES2 Structure Factors (310 Kb) Retrieve 1ES2 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1ES2 from S2C, [Save to disk] Re-refined 1es2 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1ES2 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 1ES2

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 1ES2, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1es2a_, 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: [1es2] [1es2_A] SWISS-PROT database: [P39042] Domain organization of [DACX_STRSK] by SWISSPFAM

Other resources with information on 1ES2

Community annotation for 1ES2 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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