1TQB	Unknown Function Immune System	date	Jun 17, 2004
title	Ovine Recombinant Prp(114-234), Vrq Variant In Complex With The Fab Of The Vrq14 Antibody
authors	F.Eghiaian, J.Grosclaude, P.Debey, B.Doublet, E.Treguer, H.Rezaei, M.Knossow
compound		source
Molecule: Prion Protein Chain: A Fragment: Vrq Variant, Residues 127-228 Synonym: Ovprp Engineered: Yes		Organism_scientific: Ovis Aries Organism_common: Sheep Organism_taxid: 9940 Gene: Prnp Sheep Vrq Variant Expression_system: Escherichia Coli Bl21(De3) Expression_system_taxid: 469008 Expression_system_strain: Bl21de3 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet28-A
Molecule: Vrq14 Fab Heavy Chain Chain: B Fragment: Vrq14 Fab Fragment Engineered: Yes		Organism_scientific: Mus Musculus Organism_common: House Mouse Organism_taxid: 10090 Expression_system: Escherichia Coli Expression_system_taxid: 562
Molecule: Vrq14 Fab Light Chain Chain: C Fragment: Vrq14 Fab Fragment Engineered: Yes		Organism_scientific: Mus Musculus Organism_common: House Mouse Organism_taxid: 10090 Expression_system: Escherichia Coli Expression_system_taxid: 562
symmetry	Space Group: P 21 21 2	R_factor 0.214 R_Free 0.268
crystal cell	length a length b length c angle alpha angle beta angle gamma 92.047 145.682 43.200 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.55 Å
related structures	by homologous chain: 1HI6, 1TPX, 1UW3, 1YEH
Gene Ontology	Chain Function Process Component A
Primary reference	Insight into the PrPC-->PrPSc conversion from the structures of antibody-bound ovine prion scrapie-susceptibility variants., Eghiaian F, Grosclaude J, Lesceu S, Debey P, Doublet B, Treguer E, Rezaei H, Knossow M, Proc Natl Acad Sci U S A 2004 Jul 13;101(28):10254-9. Epub 2004 Jul 6. PMID:15240887

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (90 Kb) [Save to disk] Biological Unit Coordinates (1tqb.pdb1.gz) 86 Kb CSU: Contacts of Structural Units for 1TQB Likely Quarternary Molecular Structure file(s) for 1TQB Retrieve 1TQB in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1TQB from S2C, [Save to disk]

View 1TQB 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 1TQB

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1TQB, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1tqba_, region A [Jmol] [rasmolscript] [script source]     - Domain d1tqbb1, region B:1-113 [Jmol] [rasmolscript] [script source]     - Domain d1tqbb2, region B:114-223 [Jmol] [rasmolscript] [script source]     - Domain d1tqbc1, region C:1-107 [Jmol] [rasmolscript] [script source]     - Domain d1tqbc2, region C:108-214 [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: [1tqb_A] [1tqb_C] [1tqb] [1tqb_B] SWISS-PROT database: [P23907] Belongs to the prion peptide (prp) family according to TCDB. Domain organization of [PRIO_SHEEP] by SWISSPFAM Domains found in 1TQB: [IG_like] [IGv] [PRP ] by SMART

Other resources with information on 1TQB

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

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