1NGS	Transferase	date	Sep 25, 1996
title	Complex Of Transketolase With Thiamin Diphosphate, Ca2+ And Substrate Erythrose-4-Phosphate
authors	U.Nilsson, Y.Lindqvist, G.Schneider
compound		source
Molecule: Transketolase Chain: A, B Ec: 2.2.1.1 Engineered: Yes		Organism_scientific: Saccharomyces Cerevisiae Organism_common: Baker'S Yeast Organism_taxid: 4932 Expression_system: Saccharomyces Cerevisiae Expression_system_common: Baker'S Yeast Expression_system_taxid: 4932 Expression_system_plasmid: Ptkl1 Expression_system_gene: Tkl1
symmetry	Space Group: P 21 21 21	R_factor 0.206 R_Free 0.239
crystal cell	length a length b length c angle alpha angle beta angle gamma 76.500 113.300 160.900 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.40 Å
ligand	CA, E4P, TPP	enzyme	Transferase E.C.2.2.1.1 BRENDA
related structures	by homologous chain: 1AY0, 1TKB
Gene Ontology	Chain Function Process Component A, B pentose-phosphate shunt
Primary reference	Examination of substrate binding in thiamin diphosphate-dependent transketolase by protein crystallography and site-directed mutagenesis., Nilsson U, Meshalkina L, Lindqvist Y, Schneider G, J Biol Chem 1997 Jan 17;272(3):1864-9. PMID:8999873

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (221 Kb) [Save to disk] Biological Unit Coordinates (1ngs.pdb1.gz) 215 Kb LPC: Ligand-Protein Contacts for 1NGS CSU: Contacts of Structural Units for 1NGS Likely Quarternary Molecular Structure file(s) for 1NGS Retrieve 1NGS in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1NGS from S2C, [Save to disk]

View 1NGS 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 1NGS

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1NGS, from MSDmotif at EBI Genome occurence of 1NGS's fold from GeneCensus Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1ngsa1, region A:3-337 [Jmol] [rasmolscript] [script source]     - Domain d1ngsa2, region A:338-534 [Jmol] [rasmolscript] [script source]     - Domain d1ngsa3, region A:535-680 [Jmol] [rasmolscript] [script source]     - Domain d1ngsb1, region B:3-337 [Jmol] [rasmolscript] [script source]     - Domain d1ngsb2, region B:338-534 [Jmol] [rasmolscript] [script source]     - Domain d1ngsb3, region B:535-680 [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: [1ngs] [1ngs_B] [1ngs_A] SWISS-PROT database: [P23254] Domain organization of [TKT1_YEAST] by SWISSPFAM Domain found in 1NGS: [Transket_pyr ] by SMART

Other resources with information on 1NGS

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

Movements, Movies and Images

Images from IMB Jena Image Library of Biological Macromolecules.

You may enter another PDB ID code

Go [Back], to the [PDB Lite page], to the [OCA Search page] or to the [PDB Home page]

---

OCA© by Jaime Prilusky, 1996-2014,2022 Bioinformatics Unit Weizmann Institute of Science

---