1IF2	Isomerase	date	Apr 12, 2001
title	X-Ray Structure Of Leishmania Mexicana Triosephosphate Isome Complexed With Ipp
authors	I.Kursula, S.Partanen, A.M.Lambeir, D.M.Antonov, K.Augustyns, R.K.Wierenga
compound		source
Molecule: Triosephosphate Isomerase Chain: A Synonym: Tim Ec: 5.3.1.1 Engineered: Yes Mutation: Yes		Organism_scientific: Leishmania Mexicana Organism_taxid: 5665 Expression_system: Escherichia Coli Bl21 Expression_system_taxid: 511693 Expression_system_strain: Bl21 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet3a
symmetry	Space Group: C 1 2 1	R_factor 0.160 R_Free 0.181
crystal cell	length a length b length c angle alpha angle beta angle gamma 99.234 52.825 58.937 90.00 118.03 90.00
method	X-Ray Diffraction	resolution	2.00 Å
ligand	129	enzyme	Isomerase E.C.5.3.1.1 BRENDA
related structures	by homologous chain: 1QDS, 1TCD
Gene Ontology	Chain Function Process Component A
Primary reference	Structural determinants for ligand binding and catalysis of triosephosphate isomerase., Kursula I, Partanen S, Lambeir AM, Antonov DM, Augustyns K, Wierenga RK, Eur J Biochem 2001 Oct;268(19):5189-96. PMID:11589711

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (46 Kb) [Save to disk] Biological Unit Coordinates (1if2.pdb1.gz) 83 Kb LPC: Ligand-Protein Contacts for 1IF2 CSU: Contacts of Structural Units for 1IF2 Likely Quarternary Molecular Structure file(s) for 1IF2 Structure Factors (148 Kb) Retrieve 1IF2 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1IF2 from S2C, [Save to disk] Re-refined 1if2 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1IF2 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.

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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 1IF2, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1if2a_, 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: [1if2_A] [1if2] SWISS-PROT database: [P48499] Domain organization of [TPIS_LEIME] by SWISSPFAM

Other resources with information on 1IF2

Community annotation for 1IF2 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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