2XT1	Viral Protein Immune System	date	Oct 03, 2010
title	Crystal Structure Of The Hiv-1 Capsid Protein C-Terminal Dom 231) In Complex With A Camelid Vhh.
authors	S.Igonet, M.C.Vaney, V.Bartonova, J.Helma, U.Rothbauer, H.Leonhar E.Stura, H.G.Krausslich, F.A.Rey
compound		source
Molecule: Gag Polyprotein Chain: A Fragment: C-Terminal Domain, Residues 146-231 Synonym: Hiv-1 Capsid Protein Engineered: Yes		Organism_scientific: Human Immunodeficiency Virus 1 Organism_common: Hiv-1 Organism_taxid: 11676 Strain: Nl4-3 Expression_system: Escherichia Coli Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3) Expression_system_variant: Codonplus-Ril Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet11c
Molecule: Camelid Vhh 9 Chain: B Engineered: Yes		Organism_scientific: Vicugna Pacos Organism_common: Alpaca Organism_taxid: 30538 Expression_system: Escherichia Coli Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3)
symmetry	Space Group: P 21 21 2	R_factor 0.161 R_Free 0.184
crystal cell	length a length b length c angle alpha angle beta angle gamma 60.060 88.170 35.660 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.32 Å
ligand	GOL	enzyme
note	2XT1 is a representative structure
Gene Ontology	Chain Function Process Component A

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (42 Kb) [Save to disk] Biological Unit Coordinates (2xt1.pdb1.gz) 73 Kb LPC: Ligand-Protein Contacts for 2XT1 CSU: Contacts of Structural Units for 2XT1 Structure Factors (578 Kb) Retrieve 2XT1 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2XT1 from S2C, [Save to disk] Re-refined 2xt1 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2XT1 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 2XT1

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 2XT1, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2xt1_A] [2xt1_B] [2xt1] SWISS-PROT database: Domain organization of by SWISSPFAM Domain found in 2XT1: [IGv ] by SMART

Other resources with information on 2XT1

Community annotation for 2XT1 at PDBWiki (http://pdbwiki.org)

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