2TPT	Transferase	date	Nov 24, 1997
title	Structural And Theoretical Studies Suggest Domain Movement P Active Conformation Of Thymidine Phosphorylase
authors	M.J.Pugmire, W.J.Cook, A.Jasanoff, M.R.Walter, S.E.Ealick
compound		source
Molecule: Thymidine Phosphorylase Chain: A Ec: 2.4.2.4 Other_details: Tetragonal Crystal Form		Organism_scientific: Escherichia Coli Organism_taxid: 83333 Strain: K12
symmetry	Space Group: P 43 21 2	R_factor 0.207 R_Free 0.244
crystal cell	length a length b length c angle alpha angle beta angle gamma 132.000 132.000 67.200 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.60 Å
ligand	SO4	enzyme	Transferase E.C.2.4.2.4 BRENDA
related structures	by homologous chain: 1OTP
Gene Ontology	Chain Function Process Component A
Primary reference	Structural and theoretical studies suggest domain movement produces an active conformation of thymidine phosphorylase., Pugmire MJ, Cook WJ, Jasanoff A, Walter MR, Ealick SE, J Mol Biol 1998 Aug 14;281(2):285-99. PMID:9698549

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (70 Kb) [Save to disk] Biological Unit Coordinates (2tpt.pdb1.gz) 131 Kb LPC: Ligand-Protein Contacts for 2TPT CSU: Contacts of Structural Units for 2TPT Likely Quarternary Molecular Structure file(s) for 2TPT Structure Factors (124 Kb) Retrieve 2TPT in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2TPT from S2C, [Save to disk] Re-refined 2tpt structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2TPT 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 2TPT

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 2TPT, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d2tpt_1, region 1-70 [Jmol] [rasmolscript] [script source]     - Domain d2tpt_3, region 336-440 [Jmol] [rasmolscript] [script source]     - Domain d2tpt_2, region 71-335 [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: [2tpt_A] [2tpt] SWISS-PROT database: [P07650] Domain organization of [TYPH_ECOLI] by SWISSPFAM Domain found in 2TPT: [PYNP_C ] by SMART

Other resources with information on 2TPT

Community annotation for 2TPT at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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