1KTN	Structural Genomics, Lyase	date	Jan 16, 2002
title	Structural Genomics, Protein Ec1535
authors	R.Zhang, A.Joachimiak, A.Edwards, T.Skarina, E.Evdokimova, A.Savc Midwest Center For Structural Genomics (Mcsg)
compound		source
Molecule: 2-Deoxyribose-5-Phosphate Aldolase Chain: A, B Ec: 4.1.2.4 Engineered: Yes		Organism_scientific: Escherichia Coli Organism_taxid: 562 Expression_system: Escherichia Coli Bl21(De3) Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3) Expression_system_vector_type: Plasmid
symmetry	Space Group: P 1 21 1	R_factor 0.186 R_Free 0.205
crystal cell	length a length b length c angle alpha angle beta angle gamma 62.566 53.558 81.365 90.00 109.97 90.00
method	X-Ray Diffraction	resolution	1.40 Å
ligand		enzyme	Lyase E.C.4.1.2.4 BRENDA
related structures	by homologous chain: 1JCJ
Gene Ontology	Chain Function Process Component A, B

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (89 Kb) [Save to disk] Biological Unit Coordinates (1ktn.pdb1.gz) 85 Kb CSU: Contacts of Structural Units for 1KTN Likely Quarternary Molecular Structure file(s) for 1KTN Retrieve 1KTN in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1KTN from S2C, [Save to disk]

View 1KTN 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 1KTN

Ramachandran plot from PDBSum

Structure-derived information

Conformational Epitope Prediction for 1KTN 1KTNA 1KTNB from the CEP Server. Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1KTN, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1ktna_, region A [Jmol] [rasmolscript] [script source]     - Domain d1ktnb_, region B [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: [1ktn] [1ktn_B] [1ktn_A] SWISS-PROT database: [P0A6L0] Domain organization of [DEOC_ECOLI] by SWISSPFAM Domain found in 1KTN: [DeoC ] by SMART

Other resources with information on 1KTN

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

Movements, Movies and Images

Images from IMB Jena Image Library of Biological Macromolecules.

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