- PDB-6g20: Crystal structure of a fluorescence optimized bathy phytochrome P... -
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ID or keywords:
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Basic information
Entry
Database: PDB / ID: 6g20
Title
Crystal structure of a fluorescence optimized bathy phytochrome PAiRFP2 derived from wild-type Agp2 in its functional Meta-F intermediate state.
Components
Bacteriophytochrome protein
Keywords
FLUORESCENT PROTEIN / SIGNALING PROTEIN / PHYTOCHROME / BACTERIOPHYTOCHROME / BILIN CHROMOPHORE / PHOTOISOMERIZATION / SIGNAL TRANSDUCTION / META-F STATE / LIGHT ADAPTATION / BATHY PHYTOCHROME / PHOTOSENSORY CORE MODULE / OPTOGENETIC / FLOURESCENCE
Function / homology
Function and homology information
protein histidine kinase activity / detection of visible light / histidine kinase / phosphorelay signal transduction system / photoreceptor activity / regulation of DNA-templated transcription / ATP binding Similarity search - Function
Bacteriophytochrome, CheY-like / Signal transduction histidine kinase, HWE region / HWE histidine kinase / HWE histidine kinase / Phytochrome / Phytochrome, PHY domain superfamily / PAS fold-2 / PAS fold / Phytochrome, central region / Phytochrome region ...Bacteriophytochrome, CheY-like / Signal transduction histidine kinase, HWE region / HWE histidine kinase / HWE histidine kinase / Phytochrome / Phytochrome, PHY domain superfamily / PAS fold-2 / PAS fold / Phytochrome, central region / Phytochrome region / GAF domain / Phytochrome chromophore attachment domain / Phytochrome chromophore attachment site domain profile. / PAS domain / Response regulator receiver domain / cheY-homologous receiver domain / Signal transduction response regulator, receiver domain / Response regulatory domain profile. / CheY-like superfamily / GAF domain / Domain present in phytochromes and cGMP-specific phosphodiesterases. / GAF domain / GAF-like domain superfamily / Beta-Lactamase / PAS domain superfamily / Histidine kinase/HSP90-like ATPase superfamily / 2-Layer Sandwich / Alpha Beta Similarity search - Domain/homology
Mass: 56678.590 Da / Num. of mol.: 2 / Mutation: YES Source method: isolated from a genetically manipulated source Source: (gene. exp.) Agrobacterium fabrum (strain C58 / ATCC 33970) (bacteria) Gene: SY94_2021 / Production host: Escherichia coli BL21(DE3) (bacteria) / References: UniProt: A9CI81
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Non-polymers , 8 types, 345 molecules
#2: Chemical
ChemComp-EL5 / 3-[(2Z)-2-({3-(2-carboxyethyl)-5-[(E)-(4-ethenyl-3-methyl-5-oxo-1,5-dihydro-2H-pyrrol-2-ylidene)methyl]-4-methyl-1H-pyrrol-2-yl}methylidene)-5-{(Z)-[(3E,4S)-3-ethylidene-4-methyl-5-oxopyrrolidin-2-ylidene]methyl}-4-methyl-2H-pyrrol-3-yl]propanoicacid / biliverdin, bound form at Pfr state
Mass: 584.662 Da / Num. of mol.: 2 / Source method: obtained synthetically / Formula: C33H36N4O6
Resolution: 2.16→158.58 Å / Cor.coef. Fo:Fc: 0.953 / Cor.coef. Fo:Fc free: 0.941 / SU B: 12.027 / SU ML: 0.147 / Cross valid method: THROUGHOUT / ESU R: 0.175 / ESU R Free: 0.155 / Stereochemistry target values: MAXIMUM LIKELIHOOD / Details: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS
Rfactor
Num. reflection
% reflection
Selection details
Rfree
0.23225
4842
5.1 %
RANDOM
Rwork
0.20905
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obs
0.2102
90118
99.98 %
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Solvent computation
Ion probe radii: 0.8 Å / Shrinkage radii: 0.8 Å / VDW probe radii: 1.4 Å / Solvent model: MASK