← Back to search

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：P77444 New Search
17PDB entries
17Biological assembly
20chain/assembly records
Main Difference Dimensions in This Set
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
1C0N CSDB PROTEIN, NIFS HOMOLOGUE Deposited 1999-07-17 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–406（406 aa）
Not recorded PLP PYRIDOXAL-5'-PHOSPHATE × 2 ACY ACETIC ACID × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.8；298 K；sodium acetate, pottasium phosphate, pH 6.8, VAPOR DIFFUSION, HANGING DROP, temperature 298.0K
Resolution 2.80 Å R-free 0.239
1JF9 Crystal Structure of selenocysteine lyase Deposited 2001-06-20 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–406（406 aa）
Not recorded PLP PYRIDOXAL-5'-PHOSPHATE × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；291 K；4M NACL, VAPOR DIFFUSION, HANGING DROP, temperature 291K
Resolution 2.00 Å R-free 0.207
1KMJ E. coli NifS/CsdB protein at 2.0A with the cysteine persulfide intermediate (residue CSS). Deposited 2001-12-16 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–406（406 aa）
Non-standard monomer：Yes (specific site not provided by mmCIF) PLP PYRIDOXAL-5'-PHOSPHATE × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7；291 K；4M NACL, pH 7, VAPOR DIFFUSION, HANGING DROP, temperature 291K
Resolution 2.00 Å R-free 0.208
1KMK E. coli NifS/CsdB protein at 2.20A with the cysteine perselenide intermediate (residue CSZ). Deposited 2001-12-16 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–406（406 aa）
Non-standard monomer：Yes (specific site not provided by mmCIF) SEC SELENOCYSTEINE × 2 PLP PYRIDOXAL-5'-PHOSPHATE × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7；291 K；4M NACL, pH 7, VAPOR DIFFUSION, HANGING DROP, temperature 291K
Resolution 2.20 Å R-free 0.239
5DB5 Crystal structure of PLP-bound E. coli SufS (cysteine persulfide intermediate) in space group P21 Deposited 2015-08-20 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–406（406 aa）
Chain B 1–406（406 aa）
Non-standard monomer：Yes (specific site not provided by mmCIF) Non-standard monomer：Yes (specific site not provided by mmCIF) PLP PYRIDOXAL-5'-PHOSPHATE × 2 EDO 1,2-ETHANEDIOL × 2 CYS CYSTEINE × 1 CIT CITRIC ACID × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293 K；1:1 or 1:2 protein to reservoir solution (4% PEG3350, 200 mM ammonium citrate), crystals grown over 3 days, cryoprotectant: reservoir solution + 10% PEG400
Resolution 2.75 Å R-free 0.217
6MR2 E. coli cysteine desulfurase SufS with a cysteine persulfide intermediate Deposited 2018-10-11 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–406（406 aa）
Non-standard monomer：Yes (specific site not provided by mmCIF) PLP PYRIDOXAL-5'-PHOSPHATE × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6.5；293 K；4-4.5 M sodium chloride, 100 mM MES
Resolution 2.40 Å R-free 0.191
6MR6 E. coli cysteine desulfurase SufS H55A with a cysteine persulfide intermediate Deposited 2018-10-11 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–406（406 aa）
Mutation：H55A Non-standard monomer：Yes (specific site not provided by mmCIF) PLP PYRIDOXAL-5'-PHOSPHATE × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6.5；293 K；4-4.5 M sodium chloride, 100 mM MES
Resolution 2.02 Å R-free 0.202
6MRE E. coli cysteine desulfurase SufS R92A with a cysteine persulfide intermediate Deposited 2018-10-12 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–406（406 aa）
Mutation：R92A Non-standard monomer：Yes (specific site not provided by mmCIF) PLP PYRIDOXAL-5'-PHOSPHATE × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6.5；293 K；4-4.5 M sodium chloride, 100 mM MES
Resolution 2.50 Å R-free 0.199
6MRH E. coli cysteine desulfurase SufS E96A with a cysteine persulfide intermediate Deposited 2018-10-12 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–406（406 aa）
Mutation：E96A Non-standard monomer：Yes (specific site not provided by mmCIF) PLP PYRIDOXAL-5'-PHOSPHATE × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6.5；293 K；4-4.5 M sodium chloride, 100 mM MES
Resolution 2.02 Å R-free 0.212
6MRI E. coli cysteine desulfurase SufS E250A with a cysteine persulfide intermediate Deposited 2018-10-12 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–406（406 aa）
Mutation：E250A Non-standard monomer：Yes (specific site not provided by mmCIF) PLP PYRIDOXAL-5'-PHOSPHATE × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6.5；293 K；4-4.5 M sodium chloride, 100 mM MES
Resolution 2.62 Å R-free 0.220
6O10 E. coli cysteine desulfurase SufS Deposited 2019-02-17 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–406（406 aa）
Not recorded PLP PYRIDOXAL-5'-PHOSPHATE × 2 CL CHLORIDE ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6.5；293 K；4-4.5 M sodium chloride, 100 mM MES
Resolution 2.00 Å R-free 0.204
6O11 E. coli cysteine desulfurase SufS C364A with a Cys-aldimine intermediate Deposited 2019-02-17 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–406（406 aa）
Mutation：C364A CL CHLORIDE ION × 2 C6P N-({3-HYDROXY-2-METHYL-5-[(PHOSPHONOOXY)METHYL]PYRIDIN-4-YL}METHYL)-L-CYSTEINE × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7；293 K；20-30% w/v PEG3350, 0.1 M Tris-HCl, 0.2 M magnesium chloride
Resolution 1.84 Å R-free 0.216
6O12 E. coli cysteine desulfurase SufS H123A Deposited 2019-02-17 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–406（406 aa）
Mutation：H123A PLP PYRIDOXAL-5'-PHOSPHATE × 2 CL CHLORIDE ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6.5；293 K；4-4.5 M sodium chloride, 100 mM MES
Resolution 2.05 Å R-free 0.216
6O13 E. coli cysteine desulfurase SufS H123A with a Cys-ketimine intermediate Deposited 2019-02-17 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–406（406 aa）
Mutation：H123A CKT Cys-ketimine × 2 CL CHLORIDE ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6.5；293 K；4-4.5 M sodium chloride, 100 mM MES
Resolution 2.20 Å R-free 0.199
6UY5 E. coli cysteine desulfurase SufS with a spontaneously rotated beta-hairpin Deposited 2019-11-11 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–406（406 aa）
Chain B 1–406（406 aa）
Non-standard monomer：Yes (specific site not provided by mmCIF) Non-standard monomer：Yes (specific site not provided by mmCIF) PLP PYRIDOXAL-5'-PHOSPHATE × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 5.5；293 K；0.2 M MgCl2, 0.1M Bis-Tris HCl pH 5.5, 23.3% w/v PEG3350
Resolution 1.50 Å R-free 0.221
8VBS E. coli cysteine desulfurase SufS bound to SufE C51A Deposited 2023-12-12 Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain A 1–406（406 aa）
Chain B 1–406（406 aa）
Non-standard monomer：Yes (specific site not provided by mmCIF) Non-standard monomer：Yes (specific site not provided by mmCIF) No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；293 K；24.5-31.5% w/v PEG2000 MME, 0.1 M KSCN
Resolution 3.31 Å R-free 0.272
9D2D E. coli cysteine desulfurase SufS R359A Deposited 2024-08-08 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–406（406 aa）
Mutation：R359A Non-standard monomer：Yes (specific site not provided by mmCIF) CL CHLORIDE ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6.5；293 K；4-4.5 M NaCl, 100 mM MES pH 6.5
Resolution 2.70 Å R-free 0.245

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.