- PDB-4pv1: Cytochrome B6F structure from M. laminosus with the quinone analo... -
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ID or keywords:
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Basic information
Entry
Database: PDB / ID: 4pv1
Title
Cytochrome B6F structure from M. laminosus with the quinone analog inhibitor stigmatellin
Components
(Cytochrome b6-f complex subunit ...) x 5
Apocytochrome f
Cytochrome b6
Cytochrome b6-f complex iron-sulfur subunit
Keywords
ELECTRON TRANSPORT/INHIBITOR / ALPHA HELIX / BETA SHEET / PLASTOQUINOL:PLASTOCYANIN OXIDOREDUCTASE / PLASTOCYANIN / THYLAKOID MEMBRANE / ELECTRON TRANSPORT-INHIBITOR COMPLEX
Function / homology
Function and homology information
plastoquinol--plastocyanin reductase activity / cytochrome b6f complex / plastoquinol-plastocyanin reductase / electron transporter, transferring electrons within cytochrome b6/f complex of photosystem II activity / cytochrome complex assembly / photosynthetic electron transport chain / ubiquinol-cytochrome-c reductase activity / plasma membrane-derived thylakoid membrane / electron transporter, transferring electrons within the cyclic electron transport pathway of photosynthesis activity / photosynthesis ...plastoquinol--plastocyanin reductase activity / cytochrome b6f complex / plastoquinol-plastocyanin reductase / electron transporter, transferring electrons within cytochrome b6/f complex of photosystem II activity / cytochrome complex assembly / photosynthetic electron transport chain / ubiquinol-cytochrome-c reductase activity / plasma membrane-derived thylakoid membrane / electron transporter, transferring electrons within the cyclic electron transport pathway of photosynthesis activity / photosynthesis / respiratory electron transport chain / 2 iron, 2 sulfur cluster binding / electron transfer activity / iron ion binding / heme binding / metal ion binding Similarity search - Function
Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray
Radiation wavelength
Wavelength: 0.97934 Å / Relative weight: 1
Reflection
Resolution: 2.997→137.772 Å / Num. obs: 50303 / % possible obs: 91.4 % / Redundancy: 9.8 % / Net I/σ(I): 17.4
Reflection shell
Resolution: 3→3.05 Å / Redundancy: 5 % / Mean I/σ(I) obs: 0.6 / % possible all: 38
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Processing
Software
Name
Version
Classification
PHENIX
(PHENIX.REFINE: 1.8.4_1496)
refinement
REFMAC
refinement
HKL-2000
datareduction
HKL-2000
datascaling
REFMAC
phasing
Refinement
Method to determine structure: RIGID BODY REFINEMENT, RESTRAINED REFINEMENT Resolution: 3→48.34 Å / SU ML: 0.37 / σ(F): 1.34 / Phase error: 26.92 / Stereochemistry target values: ML / Details: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS
Rfactor
Num. reflection
% reflection
Rfree
0.247
2552
5.08 %
Rwork
0.216
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obs
0.217
50203
91.2 %
Solvent computation
Shrinkage radii: 0.9 Å / VDW probe radii: 1.11 Å / Solvent model: FLAT BULK SOLVENT MODEL