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Crystal structure of C-phycocyanin from Phormidium, Lyngbya spp. (Marine) and Spirulina sp. (Fresh water) shows two different ways of energy transfer between two hexamers.
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1GH0 PDB ENTRY 1GH0
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 6.5 0.01M SODIUM PHOSPHATE PH 6.5, 0.72M SOD. FORMATE, 9%PEG 1K AND 9% PEG 8K
Crystal Properties Matthews coefficient Solvent content 2.51 50
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 107.878 α = 90 b = 115.783 β = 90.24 c = 183.549 γ = 90
Symmetry Space Group P 1 21 1
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 100 IMAGE PLATE RIGAKU IMAGE PLATE MIRRORS M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU RU200
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) Net I Over Average Sigma (I) Redundancy Number Reflections (All) Number Reflections (Observed) Observed Criterion Sigma (F) Observed Criterion Sigma (I) B (Isotropic) From Wilson Plot 1 3 40 96.6 0.09 5.27 2.3 82067 2
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 3 3.11 93.4 0.03 2.46
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (Observed) R-Work (Depositor) R-Work (DCC) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT PDB ENTRY 1GH0 3.1 25 72183 3825 92.5 0.202 0.2 0.1974 0.245 0.2411 RANDOM 14.36
Temperature Factor Modeling Anisotropic B[1][1] Anisotropic B[1][2] Anisotropic B[1][3] Anisotropic B[2][2] Anisotropic B[2][3] Anisotropic B[3][3] -0.95 -0.63 3.13 -2.19
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 40.328 r_dihedral_angle_4_deg 23.661 r_dihedral_angle_3_deg 21.342 r_dihedral_angle_1_deg 6.048 r_scangle_it 3.401 r_angle_refined_deg 2.512 r_scbond_it 1.492 r_mcangle_it 1.181 r_mcbond_it 0.687 r_symmetry_vdw_refined 0.445
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 40.328 r_dihedral_angle_4_deg 23.661 r_dihedral_angle_3_deg 21.342 r_dihedral_angle_1_deg 6.048 r_scangle_it 3.401 r_angle_refined_deg 2.512 r_scbond_it 1.492 r_mcangle_it 1.181 r_mcbond_it 0.687 r_symmetry_vdw_refined 0.445 r_symmetry_hbond_refined 0.417 r_nbd_refined 0.288 r_xyhbond_nbd_refined 0.136 r_chiral_restr 0.131 r_bond_refined_d 0.021 r_gen_planes_refined 0.01 r_bond_other_d r_angle_other_deg r_gen_planes_other r_nbd_other r_nbtor_refined r_nbtor_other r_xyhbond_nbd_other r_metal_ion_refined r_metal_ion_other r_symmetry_vdw_other r_symmetry_hbond_other r_symmetry_metal_ion_refined r_symmetry_metal_ion_other r_mcbond_other r_mcangle_other r_scbond_other r_scangle_other r_long_range_B_refined r_long_range_B_other r_rigid_bond_restr r_sphericity_free r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 29444 Nucleic Acid Atoms Solvent Atoms 139 Heterogen Atoms 1548
Software Software Software Name Purpose REFMAC refinement DENZO data reduction SCALEPACK data scaling AMoRE phasing