3PQR	Signaling Protein	date	Nov 26, 2010
title	Crystal Structure Of Metarhodopsin II In Complex With A C-Te Peptide Derived From The Galpha Subunit Of Transducin
authors	H.W.Choe, Y.J.Kim, J.H.Park, T.Morizumi, E.F.Pai, N.Krauss, K.P.H P.Scheerer, O.P.Ernst
compound		source
Molecule: Rhodopsin Chain: A Synonym: Active Metarhodopsin II With All-Trans Retinal		Organism_scientific: Bos Taurus Organism_common: Bovine Organism_taxid: 9913
Molecule: Guanine Nucleotide-Binding Protein G(T) Subunit A Chain: B Fragment: C-Terminal Peptide (Unp Residues 340-350) Synonym: Galpha Subunit Of Transducin, Transducin Alpha-1 C Engineered: Yes Mutation: Yes		Synthetic: Yes Organism_scientific: Bos Taurus Organism_common: Bovine Organism_taxid: 9913 Other_details: Chemically Synthesized
symmetry	Space Group: H 3 2	R_factor 0.217 R_Free 0.250
crystal cell	length a length b length c angle alpha angle beta angle gamma 241.550 241.550 109.870 90.00 90.00 120.00
method	X-Ray Diffraction	resolution	2.85 Å
ligand	ACT, BMA, BOG, GLC, MAN, NAG, PLM, RET, SO4	enzyme
note	3PQR (Molecule of the Month:pdb147)
Gene Ontology	Chain Function Process Component A
Primary reference	Crystal structure of metarhodopsin II., Choe HW, Kim YJ, Park JH, Morizumi T, Pai EF, Krauss N, Hofmann KP, Scheerer P, Ernst OP, Nature. 2011 Mar 9. PMID:21389988

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (65 Kb) [Save to disk] Biological Unit Coordinates (3pqr.pdb1.gz) 59 Kb Biological Unit Coordinates (3pqr.pdb2.gz) 116 Kb LPC: Ligand-Protein Contacts for 3PQR CSU: Contacts of Structural Units for 3PQR Structure Factors (244 Kb) Retrieve 3PQR in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3PQR from S2C, [Save to disk] Re-refined 3pqr structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3PQR 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 3PQR

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 3PQR, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3pqr_B] [3pqr_A] [3pqr] SWISS-PROT database: Domain organization of by SWISSPFAM

Other resources with information on 3PQR

Community annotation for 3PQR at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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