2HE4	Structural Genomics, Unknown Function	date	Jun 21, 2006
title	The Crystal Structure Of The Second Pdz Domain Of Human Nher (Slc9a3r2) Interacting With A Mode 1 Pdz Binding Motif
authors	E.Papagrigoriou, J.M.Elkins, G.Berridge, O.Gileady, S.Colebrook, C.Gileadi, E.Salah, P.Savitsky, N.Pantic, F.Gorrec, G.Bunkoczi, J C.Arrowsmith, M.Sundstrom, A.Edwards, D.A.Doyle, Structural Gen Consortium (Sgc)
compound		source
Molecule: Na(+)H(+) Exchange Regulatory Cofactor Nhe-Rf2 Chain: A Fragment: Pdz 2 Domain (Residues 147-230) Synonym: Nherf-2, Tyrosine Kinase Activator Protein 1, Tka- Interacting Protein 1, Sip- 1, Solute Carrier Family 9 Isof Regulatory Factor 2, Nhe3 Kinase A Regulatory Protein E3kar Hydrogen Exchanger Regulatory Factor 2; Engineered: Yes Mutation: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Slc9a3r2 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl21(De3)-R3 Rosetta Expression_system_vector_type: Plasmid Expression_system_plasmid: Pnic28-Bsa4
symmetry	Space Group: C 1 2 1	R_factor 0.130 R_Free 0.180
crystal cell	length a length b length c angle alpha angle beta angle gamma 49.803 37.677 40.340 90.00 97.70 90.00
method	X-Ray Diffraction	resolution	1.45 Å
ligand	EDO	enzyme
Gene Ontology	Chain Function Process Component A
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] (39 Kb) [Save to disk] Biological Unit Coordinates (2he4.pdb1.gz) 34 Kb LPC: Ligand-Protein Contacts for 2HE4 CSU: Contacts of Structural Units for 2HE4 Likely Quarternary Molecular Structure file(s) for 2HE4 Structure Factors (186 Kb) Retrieve 2HE4 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2HE4 from S2C, [Save to disk] Re-refined 2he4 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2HE4 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 2HE4

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 2HE4, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2he4] [2he4_A] SWISS-PROT database: [Q15599] Belongs to the ezrin/radixin/moesin-binding phosphoprotein 50 (ebp50) family according to TCDB. Domain organization of [NHRF2_HUMAN] by SWISSPFAM Domain found in 2HE4: [PDZ ] by SMART

Other resources with information on 2HE4

Community annotation for 2HE4 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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