1N55	Isomerase	date	Nov 04, 2002
title	0.83a Resolution Structure Of The E65q Mutant Of Leishmania Triosephosphate Isomerase Complexed With 2-Phosphoglycolate
authors	I.Kursula, 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 Expression_system_taxid: 562
symmetry	Space Group: C 1 2 1	R_factor R_Free
crystal cell	length a length b length c angle alpha angle beta angle gamma 100.072 50.580 58.884 90.00 118.09 90.00
method	X-Ray Diffraction	resolution	0.83 Å
ligand	ACY, GOL, PGA	enzyme	Isomerase E.C.5.3.1.1 BRENDA
related structures	by homologous chain: 1KV5
Gene Ontology	Chain Function Process Component A
Primary reference	Crystal structure of triosephosphate isomerase complexed with 2-phosphoglycolate at 0.83-A resolution., Kursula I, Wierenga RK, J Biol Chem 2003 Mar 14;278(11):9544-51. PMID:12522213

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (109 Kb) [Save to disk] Biological Unit Coordinates (1n55.pdb1.gz) 208 Kb LPC: Ligand-Protein Contacts for 1N55 CSU: Contacts of Structural Units for 1N55 Likely Quarternary Molecular Structure file(s) for 1N55 Structure Factors (3215 Kb) Retrieve 1N55 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1N55 from S2C, [Save to disk] Re-refined 1n55 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1N55 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 1N55

Ramachandran plot from PDBSum

Structure-derived information

Conformational Epitope Prediction for 1N55 from the CEP Server. Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1N55, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1n55a_, 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: [1n55] [1n55_A] SWISS-PROT database: [P48499] Domain organization of [TPIS_LEIME] by SWISSPFAM

Other resources with information on 1N55

Community annotation for 1N55 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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