2QTS	Membrane Protein	date	Aug 02, 2007
title	Structure Of An Acid-Sensing Ion Channel 1 At 1.9 A Resoluti Ph
authors	J.Jasti, H.Furukawa, E.B.Gonzales, E.Gouaux
compound		source
Molecule: Acid-Sensing Ion Channel Chain: A, B, C, D, E, F Fragment: Residues 26-463 Engineered: Yes		Organism_scientific: Gallus Gallus Organism_common: Chicken Organism_taxid: 9031 Gene: Accn2 Expression_system: Spodoptera Frugiperda Expression_system_common: Fall Armyworm Expression_system_taxid: 7108 Expression_system_strain: Sf9 Expression_system_vector_type: Baculovirus
symmetry	Space Group: P 1 21 1	R_factor 0.208 R_Free 0.233
crystal cell	length a length b length c angle alpha angle beta angle gamma 124.252 110.781 149.891 90.00 97.54 90.00
method	X-Ray Diffraction	resolution	1.90 Å
ligand	CL, GLC, NAG	enzyme
Gene Ontology	Chain Function Process Component F, A, D, C, E, B
Primary reference	Structure of acid-sensing ion channel 1 at 1.9 A resolution and low pH., Jasti J, Furukawa H, Gonzales EB, Gouaux E, Nature. 2007 Sep 20;449(7160):316-23. PMID:17882215

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (443 Kb) [Save to disk] Biological Unit Coordinates (2qts.pdb1.gz) 221 Kb Biological Unit Coordinates (2qts.pdb2.gz) 220 Kb LPC: Ligand-Protein Contacts for 2QTS CSU: Contacts of Structural Units for 2QTS Likely Quarternary Molecular Structure file(s) for 2QTS Structure Factors (2560 Kb) Retrieve 2QTS in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2QTS from S2C, [Save to disk] Re-refined 2qts structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2QTS 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 2QTS

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 2QTS, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2qts_D] [2qts_C] [2qts_A] [2qts_E] [2qts_B] [2qts_F] [2qts] SWISS-PROT database: [Q1XA76] Belongs to the epithelial na(+) channel (enac) family according to TCDB. Domain organization of [ACCN2_CHICK] by SWISSPFAM

Other resources with information on 2QTS

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

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