1B9B	Isomerase	date	Feb 09, 1999
title	Triosephosphate Isomerase Of Thermotoga Maritima
authors	D.Maes, R.K.Wierenga
compound		source
Molecule: Protein (Triosephosphate Isomerase) Chain: A, B Synonym: Tim Ec: 5.3.1.1 Engineered: Yes Other_details: A Sulfate Molecule Is Observed In The Active Both Subunits		Organism_scientific: Thermotoga Maritima Organism_taxid: 2336 Expression_system: Escherichia Coli Expression_system_taxid: 562
symmetry	Space Group: P 32 2 1	R_factor 0.211 R_Free 0.249
crystal cell	length a length b length c angle alpha angle beta angle gamma 125.950 125.950 103.720 90.00 90.00 120.00
method	X-Ray Diffraction	resolution	2.85 Å
ligand	SO4	enzyme	Isomerase E.C.5.3.1.1 BRENDA
Gene Ontology	Chain Function Process Component A, B
Primary reference	The crystal structure of triosephosphate isomerase (TIM) from Thermotoga maritima: a comparative thermostability structural analysis of ten different TIM structures., Maes D, Zeelen JP, Thanki N, Beaucamp N, Alvarez M, Thi MH, Backmann J, Martial JA, Wyns L, Jaenicke R, Wierenga RK, Proteins 1999 Nov 15;37(3):441-53. PMID:10591103

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (86 Kb) [Save to disk] Biological Unit Coordinates (1b9b.pdb1.gz) 160 Kb Biological Unit Coordinates (1b9b.pdb2.gz) 81 Kb LPC: Ligand-Protein Contacts for 1B9B CSU: Contacts of Structural Units for 1B9B Likely Quarternary Molecular Structure file(s) for 1B9B Structure Factors (169 Kb) Retrieve 1B9B in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1B9B from S2C, [Save to disk] Re-refined 1b9b structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1B9B 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 1B9B

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 1B9B, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1b9ba_, region A [Jmol] [rasmolscript] [script source]     - Domain d1b9bb_, 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: [1b9b] [1b9b_A] [1b9b_B] SWISS-PROT database: [P36204] Domain organization of [PGKT_THEMA] by SWISSPFAM

Other resources with information on 1B9B

Community annotation for 1B9B at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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Images from IMB Jena Image Library of Biological Macromolecules.

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