1IOW	Ligase	date	Sep 20, 1996
title	Complex Of Y216f D-Ala:D-Ala Ligase With Adp And A Phosphory Phosphinate
authors	J.R.Knox, P.C.Moews, C.Fan
compound		source
Molecule: D-Ala\:D-Ala Ligase Chain: A Synonym: Dd-Ligase, Ddlb Ec: 6.3.2.4 Engineered: Yes Mutation: Yes		Organism_scientific: Escherichia Coli Organism_taxid: 562 Expression_system: Escherichia Coli Str. K12 Substr. W3110 Expression_system_taxid: 316407 Expression_system_strain: W3110 Expression_system_plasmid: Ptb2 Expression_system_gene: Ddlb Other_details: Enzyme Provided By C.T. Walsh, Harvard Med S See Shi And Walsh, Biochem. 34, P. 2768, 1995.
symmetry	Space Group: P 21 21 2	R_factor 0.158 R_Free 0.234
crystal cell	length a length b length c angle alpha angle beta angle gamma 99.800 51.700 51.700 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.90 Å
ligand	ADP, MG, PHY	enzyme	Ligase E.C.6.3.2.4 BRENDA
related structures	by homologous chain: 1IOV
Gene Ontology	Chain Function Process Component A
Primary reference	D-alanine:D-alanine ligase: phosphonate and phosphinate intermediates with wild type and the Y216F mutant., Fan C, Park IS, Walsh CT, Knox JR, Biochemistry 1997 Mar 4;36(9):2531-8. PMID:9054558

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (57 Kb) [Save to disk] Biological Unit Coordinates (1iow.pdb1.gz) 53 Kb LPC: Ligand-Protein Contacts for 1IOW CSU: Contacts of Structural Units for 1IOW Likely Quarternary Molecular Structure file(s) for 1IOW Retrieve 1IOW in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1IOW from S2C, [Save to disk]

View 1IOW 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 1IOW

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1IOW, from MSDmotif at EBI Genome occurence of 1IOW's fold from GeneCensus Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1iow_1, region 1-96 [Jmol] [rasmolscript] [script source]     - Domain d1iow_2, region 97-306 [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: [1iow_A] [1iow] SWISS-PROT database: [P07862] Domain organization of [DDLB_ECOLI] by SWISSPFAM

Other resources with information on 1IOW

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

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