2A50	Luminescent Protein	date	Jun 30, 2005
title	Fluorescent Protein Asfp595, Wt, Off-State
authors	M.Andresen, M.C.Wahl, A.C.Stiel, F.Graeter, L.Schaefer, S.Trowitz G.Weber, C.Eggeling, H.Grubmueller, S.W.Hell, S.Jakobs
compound		source
Molecule: Gfp-Like Non-Fluorescent Chromoprotein Fp595 Chai Chain: A, C Synonym: Asfp595 Engineered: Yes		Organism_scientific: Anemonia Sulcata Organism_common: Snake-Locks Sea Anemone Organism_taxid: 6108 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl21codonplus Expression_system_vector_type: Plasmid Expression_system_plasmid: Pqe30
Molecule: Gfp-Like Non-Fluorescent Chromoprotein Fp595 Chai Chain: B, D Synonym: Asfp595 Engineered: Yes		Organism_scientific: Anemonia Sulcata Organism_common: Snake-Locks Sea Anemone Organism_taxid: 6108 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl21codonplus Expression_system_vector_type: Plasmid Expression_system_plasmid: Pqe30
symmetry	Space Group: C 2 2 21	R_factor 0.153 R_Free 0.179
crystal cell	length a length b length c angle alpha angle beta angle gamma 76.174 126.500 94.108 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.30 Å
ligand	NRQ	enzyme
Gene Ontology	Chain Function Process Component A, D, C, B
Primary reference	Structure and mechanism of the reversible photoswitch of a fluorescent protein., Andresen M, Wahl MC, Stiel AC, Grater F, Schafer LV, Trowitzsch S, Weber G, Eggeling C, Grubmuller H, Hell SW, Jakobs S, Proc Natl Acad Sci U S A 2005 Sep 13;102(37):13070-4. Epub 2005 Aug 31. PMID:16135569

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (183 Kb) [Save to disk] Biological Unit Coordinates (2a50.pdb1.gz) 352 Kb LPC: Ligand-Protein Contacts for 2A50 CSU: Contacts of Structural Units for 2A50 Likely Quarternary Molecular Structure file(s) for 2A50 Structure Factors (1847 Kb) Retrieve 2A50 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2A50 from S2C, [Save to disk] Re-refined 2a50 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2A50 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 2A50

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 2A50, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2a50_C] [2a50_B] [2a50_A] [2a50] [2a50_D] SWISS-PROT database: [Q9GZ28] Domain organization of [NFCP_ANESU] by SWISSPFAM

Other resources with information on 2A50

Community annotation for 2A50 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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