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Protein Structures and Oligomeric States

Enter a protein name, UniProt accession or PDB ID. Name searches ask you to confirm the protein identity before related structures are queried.

Current Protein Identity：P23577 New Search
6PDB entries
14Biological assembly
16chain/assembly records
Main Difference Dimensions in This Set
Different construct Different mutation/modification Different assembly state Different ligand/ion Different experimental conditions Different structure-quality metrics

Difference tags compare only the current result set; every original PDB and assembly record remains separate.

Related-Structure Differences

Each row represents one biological assembly in one PDB entry; multiple monomers of the same protein are listed separately.

PDB Entry Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Experimental Method Experimental Conditions Structure Quality
1CFM CYTOCHROME F FROM CHLAMYDOMONAS REINHARDTII Deposited 1998-09-18 Assembly 1 Protein homooligomer Homooligomer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain A 32–282（251 aa）
Chain B 32–282（251 aa）
Chain C 32–282（251 aa）
Not recorded HEM PROTOPORPHYRIN IX CONTAINING FE × 3 X-RAY DIFFRACTION
X-ray crystallization conditions pH 6.5；pH 6.5
Resolution 2.00 Å R-free 0.271
1E2V N153Q mutant of cytochrome f from Chlamydomonas reinhardtii Deposited 2000-05-29 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 32–282（251 aa）
Mutation：YES HEC HEME C × 1 ACT ACETATE ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions pH 6.5；THE PROTEIN WAS BUFFERED IN 10 MM NA2HPO4/NAH2PO4, 1 MM DTT, PH 6.5 AND THE RESERVOIR CONTAINED 100 MM MES, PH 6.5, 25 MM CALCIUM ACETATE, 1 MM DTT AND 17-19% PEG 8000.
Resolution 1.85 Å R-free 0.219
1E2V N153Q mutant of cytochrome f from Chlamydomonas reinhardtii Deposited 2000-05-29 Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain B 32–282（251 aa）
Mutation：YES HEC HEME C × 1 ACT ACETATE ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 6.5；THE PROTEIN WAS BUFFERED IN 10 MM NA2HPO4/NAH2PO4, 1 MM DTT, PH 6.5 AND THE RESERVOIR CONTAINED 100 MM MES, PH 6.5, 25 MM CALCIUM ACETATE, 1 MM DTT AND 17-19% PEG 8000.
Resolution 1.85 Å R-free 0.219
1E2V N153Q mutant of cytochrome f from Chlamydomonas reinhardtii Deposited 2000-05-29 Assembly 3 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain C 32–282（251 aa）
Mutation：YES HEC HEME C × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 6.5；THE PROTEIN WAS BUFFERED IN 10 MM NA2HPO4/NAH2PO4, 1 MM DTT, PH 6.5 AND THE RESERVOIR CONTAINED 100 MM MES, PH 6.5, 25 MM CALCIUM ACETATE, 1 MM DTT AND 17-19% PEG 8000.
Resolution 1.85 Å R-free 0.219
1E2W N168F mutant of cytochrome f from Chlamydomonas reinhardtii Deposited 2000-05-30 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 32–282（251 aa）
Mutation：YES HEC HEME C × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 6.7；THE PROTEIN WAS BUFFERED IN 10 MM NA2HPO4/NAH2PO4, PH 7.5, 1 MM DTT, THE RESERVOIR CONTAINED 100 MM MES, PH 6.7, 200 MM AMMONIUM FORMATE, 14% GLYCEROL, 17% PEG-3350.
Resolution 1.60 Å R-free 0.226
1E2W N168F mutant of cytochrome f from Chlamydomonas reinhardtii Deposited 2000-05-30 Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain B 32–282（251 aa）
Mutation：YES HEC HEME C × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 6.7；THE PROTEIN WAS BUFFERED IN 10 MM NA2HPO4/NAH2PO4, PH 7.5, 1 MM DTT, THE RESERVOIR CONTAINED 100 MM MES, PH 6.7, 200 MM AMMONIUM FORMATE, 14% GLYCEROL, 17% PEG-3350.
Resolution 1.60 Å R-free 0.226
1E2Z Q158L mutant of cytochrome f from Chlamydomonas reinhardtii Deposited 2000-05-30 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 32–282（251 aa）
Mutation：YES HEC HEME C × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 6.7；THE PROTEIN WAS BUFFERED IN 10 MM NA2HPO4/NAH2PO4, 1 MM DTT, PH 7.5 AND THE RESERVOIR CONTAINED 100 MM MES, PH 6.7, 50 MM AMMONIUM FLUORIDE 5% GLYCEROL AND 19-21% PEG 3350.
Resolution 2.50 Å R-free 0.279
1E2Z Q158L mutant of cytochrome f from Chlamydomonas reinhardtii Deposited 2000-05-30 Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain B 32–282（251 aa）
Mutation：YES HEC HEME C × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 6.7；THE PROTEIN WAS BUFFERED IN 10 MM NA2HPO4/NAH2PO4, 1 MM DTT, PH 7.5 AND THE RESERVOIR CONTAINED 100 MM MES, PH 6.7, 50 MM AMMONIUM FLUORIDE 5% GLYCEROL AND 19-21% PEG 3350.
Resolution 2.50 Å R-free 0.279
1E2Z Q158L mutant of cytochrome f from Chlamydomonas reinhardtii Deposited 2000-05-30 Assembly 3 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain C 32–282（251 aa）
Mutation：YES HEC HEME C × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 6.7；THE PROTEIN WAS BUFFERED IN 10 MM NA2HPO4/NAH2PO4, 1 MM DTT, PH 7.5 AND THE RESERVOIR CONTAINED 100 MM MES, PH 6.7, 50 MM AMMONIUM FLUORIDE 5% GLYCEROL AND 19-21% PEG 3350.
Resolution 2.50 Å R-free 0.279
1EWH STRUCTURE OF CYTOCHROME F FROM CHLAMYDOMONAS REINHARDTII Deposited 2000-04-25 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 32–282（251 aa） Fragment：N-TERMINAL SOLUBLE FRAGMENT
Not recorded HEC HEME C × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 6.5；293 K；PEG 8000, calcium acetate, MES, pH 6.5, VAPOR DIFFUSION, temperature 20K
Resolution 2.35 Å R-free 0.256
1EWH STRUCTURE OF CYTOCHROME F FROM CHLAMYDOMONAS REINHARDTII Deposited 2000-04-25 Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain B 32–282（251 aa） Fragment：N-TERMINAL SOLUBLE FRAGMENT
Not recorded HEC HEME C × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 6.5；293 K；PEG 8000, calcium acetate, MES, pH 6.5, VAPOR DIFFUSION, temperature 20K
Resolution 2.35 Å R-free 0.256
1EWH STRUCTURE OF CYTOCHROME F FROM CHLAMYDOMONAS REINHARDTII Deposited 2000-04-25 Assembly 3 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain C 32–282（251 aa） Fragment：N-TERMINAL SOLUBLE FRAGMENT
Not recorded HEC HEME C × 1 ACT ACETATE ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 6.5；293 K；PEG 8000, calcium acetate, MES, pH 6.5, VAPOR DIFFUSION, temperature 20K
Resolution 2.35 Å R-free 0.256
1Q90 Structure of the cytochrome b6f (plastohydroquinone : plastocyanin oxidoreductase) from Chlamydomonas reinhardtii Deposited 2003-08-22 Assembly 1 Protein heterocomplex Heteromer；Protein × 18 PDB declaration: octadecameric（18） Consistent with protein count
Chain A 32–317（286 aa） Fragment：Residues 1-292
Mutation：6 His tag at C-terminus HEC HEME C × 8 BCR BETA-CAROTENE × 2 LFA EICOSANE × 2 FES FE2/S2 (INORGANIC) CLUSTER × 2 CLA CHLOROPHYLL A × 2 TDS 8-HYDROXY-5,7-DIMETHOXY-3-METHYL-2-TRIDECYL-4H-CHROMEN-4-ONE × 2 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 4 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；277 K；Reservoir: 25% PEG-MME 350, 40 millimolar TRIS HCL PH 8, 40 millimolar nacl, 0.2 millimolar laurylmaltoside, 30% glycerol. Drop: 1.3 microliter protein + 0.7 microliter reservoir, VAPOR DIFFUSION, HANGING DROP, temperature 277K
Resolution 3.10 Å R-free 0.261
1Q90 Structure of the cytochrome b6f (plastohydroquinone : plastocyanin oxidoreductase) from Chlamydomonas reinhardtii Deposited 2003-08-22 Assembly 2 Protein heterocomplex Heteromer；Protein × 36 PDB declaration: 36-meric（36） Consistent with protein count
Chain A 32–317（286 aa） Fragment：Residues 1-292
Mutation：6 His tag at C-terminus HEC HEME C × 16 BCR BETA-CAROTENE × 4 LFA EICOSANE × 4 FES FE2/S2 (INORGANIC) CLUSTER × 4 CLA CHLOROPHYLL A × 4 TDS 8-HYDROXY-5,7-DIMETHOXY-3-METHYL-2-TRIDECYL-4H-CHROMEN-4-ONE × 4 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 8 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 4 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；277 K；Reservoir: 25% PEG-MME 350, 40 millimolar TRIS HCL PH 8, 40 millimolar nacl, 0.2 millimolar laurylmaltoside, 30% glycerol. Drop: 1.3 microliter protein + 0.7 microliter reservoir, VAPOR DIFFUSION, HANGING DROP, temperature 277K
Resolution 3.10 Å R-free 0.261

This page presents structural evidence recorded in PDB/mmCIF.“No recorded non-water small molecule” does not prove that the experimental sample was ligand-free; experimental conditions belong to the PDB experiment, while ligands and copy counts are shown for each biological assembly.