1T27	Lipid Binding Protein	date	Apr 20, 2004
title	The Structure Of Pitp Complexed To Phosphatidylcholine
authors	M.D.Yoder, L.M.Thomas, J.M.Tremblay, R.L.Oliver, L.R.Yarbrough, G.M.Helmkamp Jr.
compound		source
Molecule: Phosphatidylinositol Transfer Protein Alpha Isofo Chain: A Synonym: Ptdins Transfer Protein Alpha, Ptdinstp, Pi-Tp-Alp Engineered: Yes		Organism_scientific: Rattus Norvegicus Organism_common: Norway Rat Organism_taxid: 10116 Organ: Brain Gene: Pitpn, Pitpna Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: B834(De3) Expression_system_vector_type: Plasmid
symmetry	Space Group: P 1 21 1	R_factor 0.205 R_Free 0.250
crystal cell	length a length b length c angle alpha angle beta angle gamma 43.914 73.773 48.185 90.00 114.73 90.00
method	X-Ray Diffraction	resolution	2.20 Å
ligand	PCW	enzyme
note	1T27 supersedes 1FVZ
related structures	by homologous chain: 1KCM, 1UW5
Gene Ontology	Chain Function Process Component A phosphatidylinositol transpo...
Primary reference	Structure of a multifunctional protein. Mammalian phosphatidylinositol transfer protein complexed with phosphatidylcholine., Yoder MD, Thomas LM, Tremblay JM, Oliver RL, Yarbrough LR, Helmkamp GM Jr, J Biol Chem 2001 Mar 23;276(12):9246-52. PMID:11104777

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (53 Kb) [Save to disk] Biological Unit Coordinates (1t27.pdb1.gz) 49 Kb LPC: Ligand-Protein Contacts for 1T27 CSU: Contacts of Structural Units for 1T27 Likely Quarternary Molecular Structure file(s) for 1T27 Structure Factors (109 Kb) Retrieve 1T27 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1T27 from S2C, [Save to disk] Re-refined 1t27 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1T27 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 1T27

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 1T27, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1t27a_, 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: [1t27_A] [1t27] SWISS-PROT database: [P16446] Domain organization of [PIPNA_RAT] by SWISSPFAM

Other resources with information on 1T27

Community annotation for 1T27 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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