+Open data
-Basic information
Entry | Database: PDB / ID: 5aqd | ||||||
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Title | Crystal structure of Phormidium Phycoerythrin at pH 8.5 | ||||||
Components | (PHYCOERYTHRIN ...) x 2 | ||||||
Keywords | PHOTOSYNTHESIS / PHYCOBILISOME PROTEIN / PHYCOERYTHRIN ALPHA CHAIN / PHYCOERYTHRIN BETA CHAIN / PEB CHROMOPHORE / PROTEIN-CHROMOPHORE LINKAGE | ||||||
Function / homology | Function and homology information phycobilisome / plasma membrane-derived thylakoid membrane / photosynthesis Similarity search - Function | ||||||
Biological species | PHORMIDIUM RUBIDUM A09DM (bacteria) | ||||||
Method | X-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / Resolution: 2.121 Å | ||||||
Authors | Kumar, V. / Sharma, M. / Sonani, R.R. / Gupta, G.D. / Madamwar, D. | ||||||
Citation | Journal: Photosynth.Res. / Year: 2016 Title: Crystal Structure Analysis of C-Phycoerythrin from Marine Cyanobacterium Phormidium Sp. A09Dm. Authors: Kumar, V. / Sonani, R.R. / Sharma, M. / Gupta, G.D. / Madamwar, D. #1: Journal: Acta Crystallogr., Sect F / Year: 2015 Title: Phormidium Phycoerythrin Forms Hexamers in Crystals: A Crystallographic Study Authors: Sonani, R.R. / Sharma, M. / Gupta, G.D. / Kumar, V. / Madamwar, D. | ||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 5aqd.cif.gz | 895.6 KB | Display | PDBx/mmCIF format |
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PDB format | pdb5aqd.ent.gz | 760.6 KB | Display | PDB format |
PDBx/mmJSON format | 5aqd.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/aq/5aqd ftp://data.pdbj.org/pub/pdb/validation_reports/aq/5aqd | HTTPS FTP |
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-Related structure data
Related structure data | 5fvbC 2vjhS S: Starting model for refinement C: citing same article (ref.) |
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Similar structure data |
-Links
-Assembly
Deposited unit |
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1 |
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2 |
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Unit cell |
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-Components
-PHYCOERYTHRIN ... , 2 types, 24 molecules ABCDEFGHIJKLMNOPQRSTUVWX
#1: Protein | Mass: 17660.830 Da / Num. of mol.: 12 / Fragment: ALPHA CHAIN, RESIDUES 1-164 / Source method: isolated from a natural source Details: PROTEIN-CHROMOPHORE LINK BETWEEN CYS-82 AND PEB-166 PROTEIN-CHROMOPHORE LINK BETWEEN CYS-139 AND PEB-167 Source: (natural) PHORMIDIUM RUBIDUM A09DM (bacteria) / References: UniProt: A0A0E3W010 #2: Protein | Mass: 19370.189 Da / Num. of mol.: 12 / Fragment: BETA CHAIN, RESIDUES 1-184 / Source method: isolated from a natural source Details: PROTEIN-CHROMOPHORE LINK BETWEEN CYS-80 AND PEB-186 PROTEIN-CHROMOPHORE LINK BETWEEN CYS-165 AND PEB-187 PROTEIN-CHROMOPHORE LINK BETWEEN CYS-48 AND PEB-188 PROTEIN-CHROMOPHORE LINK BETWEEN CYS-59 AND PEB-188 Source: (natural) PHORMIDIUM RUBIDUM A09DM (bacteria) / References: UniProt: A0A0E4G455 |
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-Non-polymers , 4 types, 3799 molecules
#3: Chemical | ChemComp-PEB / #4: Chemical | ChemComp-GOL / #5: Chemical | ChemComp-SO4 / #6: Water | ChemComp-HOH / | |
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-Details
Sequence details | FOR CHAINS A TO L THE PEPTIDE SEQUENCE DEDUCED FROM GENE SEQUENCE (GENBANK CEQ38274.3) CONSISTS OF ...FOR CHAINS A TO L THE PEPTIDE SEQUENCE DEDUCED FROM GENE SEQUENCE (GENBANK CEQ38274.3) CONSISTS OF RESIDUES 1-160. THE FOUR C- TERMINAL AMINO ACIDS WERE DEDUCED FROM CRYSTAL STRUCTURE FOR CHAINS M TO X THE PEPTIDE SEQUENCE DEDUCED FROM GENE SEQUENCE (GENBANK CEQ38275.1) CONSISTS OF 8-184 AMINO ACIDS. SEVEN N- TERMINAL AMINO ACIDS WERE DEDUCED FROM CRYSTAL STRUCTURE |
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-Experimental details
-Experiment
Experiment | Method: X-RAY DIFFRACTION / Number of used crystals: 1 |
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-Sample preparation
Crystal | Density Matthews: 2.42 Å3/Da / Density % sol: 49.3 % Description: STRUCTURE WAS SOLVED USING TRUNCATED MONOMER OF PDB ENTRY 2VJH. PROTEIN PHASES WERE ARRIVED AT USING 12-FOLD NCS-AVERAGING |
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Crystal grow | pH: 8.5 Details: PROTEIN CONCENTRATION 9.2 MG/ML. 1.25 M AMMONIUM SULPHATE, 0.075M TRSIS-HCL (PH 8.5), 20% GLYCEROL |
-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: SYNCHROTRON / Site: RRCAT INDUS-2 / Beamline: PX-BL21 / Wavelength: 0.97947 / Wavelength: 0.97947 Å |
Detector | Type: MARMOSAIC 225 mm CCD / Detector: CCD / Date: Oct 30, 2014 |
Radiation | Monochromator: SI (111) AND SI (220) DOUBLE CRYSTAL MONOCHROMATOR Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 0.97947 Å / Relative weight: 1 |
Reflection | Resolution: 2.12→29.29 Å / Num. obs: 245717 / % possible obs: 96.1 % / Observed criterion σ(I): 1 / Redundancy: 2.1 % / Biso Wilson estimate: 15.67 Å2 / Rmerge(I) obs: 0.08 / Net I/σ(I): 9.9 |
Reflection shell | Resolution: 2.12→2.24 Å / Redundancy: 2.1 % / Rmerge(I) obs: 0.29 / Mean I/σ(I) obs: 3.2 / % possible all: 95.1 |
-Processing
Software |
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Refinement | Method to determine structure: MOLECULAR REPLACEMENT Starting model: PDB ENTRY 2VJH Resolution: 2.121→29.291 Å / SU ML: 0.26 / σ(F): 1.96 / Phase error: 24.04 / Stereochemistry target values: ML Details: RESIDUES 21-27 OF M,N,O,P,Q,R,S,T, ,U,V,W,X CHAINS ARE DISORDERED DISORDERED REGIONS SHOW POOR ELECTRON DENISTY
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Solvent computation | Shrinkage radii: 0.9 Å / VDW probe radii: 1.11 Å / Solvent model: FLAT BULK SOLVENT MODEL | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 17.44 Å2 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 2.121→29.291 Å
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Refine LS restraints |
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LS refinement shell |
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