2HE2	Signaling Protein	date	Jun 21, 2006
title	Crystal Structure Of The 3rd Pdz Domain Of Human Discs Large 2, Dlg2
authors	A.P.Turnbull, C.Phillips, G.Berridge, P.Savitsky, C.E.A.Smee, E.Papagrigoriou, J.Debreczeni, F.Gorrec, J.M.Elkins, F.Von Delf J.Weigelt, A.Edwards, C.Arrowsmith, M.Sundstrom, D.A.Doyle, Stru Genomics Consortium (Sgc)
compound		source
Molecule: Discs Large Homolog 2 Chain: A, B Synonym: Postsynaptic Density Protein Psd-93, Channel- Asso Protein Of Synapse-110, Chapsyn-110; Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Dlg2 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl21(De3)-R3rosetta Expression_system_vector_type: Plasmid Expression_system_plasmid: Pnic28-Bsa4
symmetry	Space Group: P 21 21 21	R_factor 0.127 R_Free 0.187
crystal cell	length a length b length c angle alpha angle beta angle gamma 56.155 56.070 60.472 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.50 Å
Primary reference	Structure of PICK1 and other PDZ domains obtained with the help of self-binding C-terminal extensions., Elkins JM, Papagrigoriou E, Berridge G, Yang X, Phillips C, Gileadi C, Savitsky P, Doyle DA, Protein Sci. 2007 Apr;16(4):683-94. PMID:17384233

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (80 Kb) [Save to disk] Biological Unit Coordinates (2he2.pdb1.gz) 39 Kb Biological Unit Coordinates (2he2.pdb2.gz) 38 Kb CSU: Contacts of Structural Units for 2HE2 Likely Quarternary Molecular Structure file(s) for 2HE2 Structure Factors (223 Kb) Retrieve 2HE2 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2HE2 from S2C, [Save to disk] Re-refined 2he2 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2HE2 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 2HE2

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 2HE2, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2he2_A] [2he2] [2he2_B] SWISS-PROT database: [Q15700] Domain organization of [DLG2_HUMAN] by SWISSPFAM Domain found in 2HE2: [PDZ ] by SMART

Other resources with information on 2HE2

Community annotation for 2HE2 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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