SAXSdb — 3fwb

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1. Protein Identity and Related Structures Protein Identity & Related Structures

Cell division control protein 31

Saccharomyces cerevisiae

State in the Current Structure

Assembly	Oligomeric State	Construct	Mutations and Modifications	Ligands, Ions and Associated Components	Method and Experimental Conditions	Structure Quality
1	Protein heterocomplex Heteromer Protein × 3 PDB declaration: trimeric（3） Consistent with protein copy count	Chain A； UniProt 1–161	Not recorded	Nuclear mRNA export protein SAC3 × 1 （P46674） Protein SUS1 × 1 （Q6WNK7）	X-RAY DIFFRACTION X-ray crystallization conditions：VAPOR DIFFUSION, HANGING DROP；pH 6.5；291 K；0.1M MES pH6.5, 16% PEG4K, 20% glycerol - see publication for complete details, VAPOR DIFFUSION, HANGING DROP, temperature 291K	Resolution 2.50 Å R-free 0.235

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB	Difference from Current Entry 3FWB	Assembly / Oligomeric State	Construct	Mutations and Modifications	Ligands, Ions and Non-polymers	Method and Experimental Conditions	Structure Quality
2DOQ crystal structure of Sfi1p/Cdc31p complex Deposited 2006-05-03	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric	Chain A 1–161（161 aa） Chain B 1–161（161 aa） Chain C 1–161（161 aa）	Non-standard monomer：Yes (specific site not provided by mmCIF) Non-standard monomer：Yes (specific site not provided by mmCIF) Non-standard monomer：Yes (specific site not provided by mmCIF)	CA CALCIUM ION × 7	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6.2；277 K；9% iso-propanol, 0.1M MES pH=6.2, 0.2M Ca(OAc)2, VAPOR DIFFUSION, SITTING DROP, temperature 277K	Resolution 3.00 Å R-free 0.299
2GV5 crystal structure of Sfi1p/Cdc31p complex Deposited 2006-05-02	Different construct Different mutation/modification Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric	Chain A 1–161（161 aa） Chain B 1–161（161 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 8.5；277 K；0.2 M sodium acetate, 18% PEG 3350, pH 8.5, VAPOR DIFFUSION, SITTING DROP, temperature 277K	Resolution 3.00 Å R-free 0.297
2GV5 crystal structure of Sfi1p/Cdc31p complex Deposited 2006-05-02	Different construct Different mutation/modification Different experimental conditions Different structure-quality metrics	Assembly 2 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric	Chain D 1–161（161 aa） Chain E 1–161（161 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 8.5；277 K；0.2 M sodium acetate, 18% PEG 3350, pH 8.5, VAPOR DIFFUSION, SITTING DROP, temperature 277K	Resolution 3.00 Å R-free 0.297
3FWC Sac3:Sus1:Cdc31 complex Deposited 2009-01-17	Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric	Chain A 1–161（161 aa）	Not recorded	SO4 SULFATE ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7；291 K；unbuffered 16% PEG4K, 20% glycerol, 0.2 M Am sulph. See publication for complete details, pH 7, VAPOR DIFFUSION, HANGING DROP, temperature 291K	Resolution 2.70 Å R-free 0.265
3FWC Sac3:Sus1:Cdc31 complex Deposited 2009-01-17	Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric	Chain E 1–161（161 aa）	Not recorded	SO4 SULFATE ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7；291 K；unbuffered 16% PEG4K, 20% glycerol, 0.2 M Am sulph. See publication for complete details, pH 7, VAPOR DIFFUSION, HANGING DROP, temperature 291K	Resolution 2.70 Å R-free 0.265
3FWC Sac3:Sus1:Cdc31 complex Deposited 2009-01-17	Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 3 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric	Chain I 1–161（161 aa）	Not recorded	SO4 SULFATE ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7；291 K；unbuffered 16% PEG4K, 20% glycerol, 0.2 M Am sulph. See publication for complete details, pH 7, VAPOR DIFFUSION, HANGING DROP, temperature 291K	Resolution 2.70 Å R-free 0.265
3FWC Sac3:Sus1:Cdc31 complex Deposited 2009-01-17	Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 4 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric	Chain M 1–161（161 aa）	Not recorded	SO4 SULFATE ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7；291 K；unbuffered 16% PEG4K, 20% glycerol, 0.2 M Am sulph. See publication for complete details, pH 7, VAPOR DIFFUSION, HANGING DROP, temperature 291K	Resolution 2.70 Å R-free 0.265
4MBE Sac3:Sus1:Cdc31:Nup1 complex Deposited 2013-08-19	Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric	Chain A 1–161（161 aa）	Not recorded	CA CALCIUM ION × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6；291 K；pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 291K	Resolution 2.61 Å R-free 0.236
4MBE Sac3:Sus1:Cdc31:Nup1 complex Deposited 2013-08-19	Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric	Chain D 1–161（161 aa）	Not recorded	CA CALCIUM ION × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6；291 K；pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 291K	Resolution 2.61 Å R-free 0.236

4 other PDB entries and 9 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence

UniProt name	CDC31_YEAST
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–161； UniProt 1–161

Nuclear mRNA export protein SAC3

Saccharomyces cerevisiae

UniProt P46674

State in the Current Structure

Assembly	Oligomeric State	Construct	Mutations and Modifications	Ligands, Ions and Associated Components	Method and Experimental Conditions	Structure Quality
1	Protein heterocomplex Heteromer Protein × 3 PDB declaration: trimeric（3） Consistent with protein copy count	Chain B； UniProt 752–805	Fragment：residues 752-805	Cell division control protein 31 × 1 （P06704） Protein SUS1 × 1 （Q6WNK7）	X-RAY DIFFRACTION X-ray crystallization conditions：VAPOR DIFFUSION, HANGING DROP；pH 6.5；291 K；0.1M MES pH6.5, 16% PEG4K, 20% glycerol - see publication for complete details, VAPOR DIFFUSION, HANGING DROP, temperature 291K	Resolution 2.50 Å R-free 0.235

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB	Difference from Current Entry 3FWB	Assembly / Oligomeric State	Construct	Mutations and Modifications	Ligands, Ions and Non-polymers	Method and Experimental Conditions	Structure Quality
3FWC Sac3:Sus1:Cdc31 complex Deposited 2009-01-17	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric	Chain B 723–805（83 aa） Fragment：residues 723-805	Not recorded	SO4 SULFATE ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7；291 K；unbuffered 16% PEG4K, 20% glycerol, 0.2 M Am sulph. See publication for complete details, pH 7, VAPOR DIFFUSION, HANGING DROP, temperature 291K	Resolution 2.70 Å R-free 0.265
3FWC Sac3:Sus1:Cdc31 complex Deposited 2009-01-17	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric	Chain F 723–805（83 aa） Fragment：residues 723-805	Not recorded	SO4 SULFATE ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7；291 K；unbuffered 16% PEG4K, 20% glycerol, 0.2 M Am sulph. See publication for complete details, pH 7, VAPOR DIFFUSION, HANGING DROP, temperature 291K	Resolution 2.70 Å R-free 0.265
3FWC Sac3:Sus1:Cdc31 complex Deposited 2009-01-17	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 3 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric	Chain J 723–805（83 aa） Fragment：residues 723-805	Not recorded	SO4 SULFATE ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7；291 K；unbuffered 16% PEG4K, 20% glycerol, 0.2 M Am sulph. See publication for complete details, pH 7, VAPOR DIFFUSION, HANGING DROP, temperature 291K	Resolution 2.70 Å R-free 0.265
3FWC Sac3:Sus1:Cdc31 complex Deposited 2009-01-17	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 4 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric	Chain N 723–805（83 aa） Fragment：residues 723-805	Not recorded	SO4 SULFATE ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7；291 K；unbuffered 16% PEG4K, 20% glycerol, 0.2 M Am sulph. See publication for complete details, pH 7, VAPOR DIFFUSION, HANGING DROP, temperature 291K	Resolution 2.70 Å R-free 0.265
3T5V Sac3:Thp1:Sem1 complex Deposited 2011-07-28	Different construct Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric	Chain A 250–563（314 aa） Fragment：M region, UNP 250-563	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 5.2；292 K；see publication, pH 5.2, VAPOR DIFFUSION, HANGING DROP, temperature 292K	Resolution 2.90 Å R-free 0.231
3T5V Sac3:Thp1:Sem1 complex Deposited 2011-07-28	Different construct Different experimental conditions Different structure-quality metrics	Assembly 2 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric	Chain D 250–563（314 aa） Fragment：M region, UNP 250-563	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 5.2；292 K；see publication, pH 5.2, VAPOR DIFFUSION, HANGING DROP, temperature 292K	Resolution 2.90 Å R-free 0.231
4C31 Nup1:Sac3:Sus1 complex Deposited 2013-08-21	Different construct Different mutation/modification Different oligomeric state Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric	Chain A 757–787（31 aa） Fragment：RESIDUES 757-787 Chain D 757–787（31 aa） Fragment：RESIDUES 757-787	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions pH 6；DESCRIBED IN DETAIL IN PUBLICATION, pH 6.0	Resolution 3.00 Å R-free 0.243
4MBE Sac3:Sus1:Cdc31:Nup1 complex Deposited 2013-08-19	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric	Chain B 753–805（53 aa） Fragment：CDC31 interacting region, residues 753-805	Not recorded	CA CALCIUM ION × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6；291 K；pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 291K	Resolution 2.61 Å R-free 0.236
4MBE Sac3:Sus1:Cdc31:Nup1 complex Deposited 2013-08-19	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric	Chain E 753–805（53 aa） Fragment：CDC31 interacting region, residues 753-805	Not recorded	CA CALCIUM ION × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6；291 K；pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 291K	Resolution 2.61 Å R-free 0.236
4TRQ Crystal structure of Sac3/Thp1/Sem1 Deposited 2014-06-17	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: Hexameric	Chain A 253–551（299 aa） Chain D 253–551（299 aa）	Not recorded	SO4 SULFATE ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；292 K；0.5M Li2SO4, 10% PEG-8.000	Resolution 3.10 Å R-free 0.238
5G5P Structure of the Saccharomyces cerevisiae TREX-2 complex Deposited 2016-05-26	Different construct Different oligomeric state Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric	Chain A 1–805（805 aa）	Not recorded	No recorded non-water small molecule	ELECTRON MICROSCOPY cryo-EM buffer 20 MM HEPES, 300 MM NACL, 5 MM DTT；pH 8；20 mM HEPES, 300 mM NaCl, 5 mM DTT cryo-EM vitrification conditions 85 K；Cryogen ETHANE；LIQUID ETHANE	Resolution 5.30 Å
5L3T Structure of the Saccharomyces cerevisiae TREX-2 complex Deposited 2016-05-24	Different construct Different oligomeric state Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric	Chain A 1–1301（1301 aa）	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；293 K；Precipitant: 20% PEG 3350, 0.2 M Mg formate; protein 16.5 mg/ml in 0.3 M NaCl, 50 mM HEPES, pH 8, 5 mM DTT.	Resolution 4.93 Å R-free 0.370
8U8C Crystal structure of the TREX-2 complex in complex with the N-terminal motif of Sub2 Deposited 2023-09-17	Different construct Different oligomeric state Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric	Chain A 60–551（492 aa）	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；293 K；0.1 M MES, pH 6.5, and 20% PEG3350	Resolution 2.40 Å R-free 0.231

8 other PDB entries and 13 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence

UniProt name	SAC3_YEAST
Isoform	—
PDB entities	2
Chains and sequence ranges	Author chain B； PDBConstruct 2–55； UniProt 752–805

Protein SUS1

Saccharomyces cerevisiae

UniProt Q6WNK7

State in the Current Structure

Assembly	Oligomeric State	Construct	Mutations and Modifications	Ligands, Ions and Associated Components	Method and Experimental Conditions	Structure Quality
1	Protein heterocomplex Heteromer Protein × 3 PDB declaration: trimeric（3） Consistent with protein copy count	Chain C； UniProt 1–96	Not recorded	Cell division control protein 31 × 1 （P06704） Nuclear mRNA export protein SAC3 × 1 （P46674）	X-RAY DIFFRACTION X-ray crystallization conditions：VAPOR DIFFUSION, HANGING DROP；pH 6.5；291 K；0.1M MES pH6.5, 16% PEG4K, 20% glycerol - see publication for complete details, VAPOR DIFFUSION, HANGING DROP, temperature 291K	Resolution 2.50 Å R-free 0.235

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB	Difference from Current Entry 3FWB	Assembly / Oligomeric State	Construct	Mutations and Modifications	Ligands, Ions and Non-polymers	Method and Experimental Conditions	Structure Quality
3FWC Sac3:Sus1:Cdc31 complex Deposited 2009-01-17	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric	Chain C 1–96（96 aa） Chain D 1–96（96 aa）	Not recorded	SO4 SULFATE ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7；291 K；unbuffered 16% PEG4K, 20% glycerol, 0.2 M Am sulph. See publication for complete details, pH 7, VAPOR DIFFUSION, HANGING DROP, temperature 291K	Resolution 2.70 Å R-free 0.265
3FWC Sac3:Sus1:Cdc31 complex Deposited 2009-01-17	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric	Chain G 1–96（96 aa） Chain H 1–96（96 aa）	Not recorded	SO4 SULFATE ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7；291 K；unbuffered 16% PEG4K, 20% glycerol, 0.2 M Am sulph. See publication for complete details, pH 7, VAPOR DIFFUSION, HANGING DROP, temperature 291K	Resolution 2.70 Å R-free 0.265
3FWC Sac3:Sus1:Cdc31 complex Deposited 2009-01-17	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 3 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric	Chain K 1–96（96 aa） Chain L 1–96（96 aa）	Not recorded	SO4 SULFATE ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7；291 K；unbuffered 16% PEG4K, 20% glycerol, 0.2 M Am sulph. See publication for complete details, pH 7, VAPOR DIFFUSION, HANGING DROP, temperature 291K	Resolution 2.70 Å R-free 0.265
3FWC Sac3:Sus1:Cdc31 complex Deposited 2009-01-17	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 4 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric	Chain O 1–96（96 aa） Chain P 1–96（96 aa）	Not recorded	SO4 SULFATE ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7；291 K；unbuffered 16% PEG4K, 20% glycerol, 0.2 M Am sulph. See publication for complete details, pH 7, VAPOR DIFFUSION, HANGING DROP, temperature 291K	Resolution 2.70 Å R-free 0.265
3KIK Sgf11:Sus1 complex Deposited 2009-11-02	Different oligomeric state Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 1–96（96 aa）	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8；292 K；3.2 M Na formate. See publication for details, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 292K	Resolution 2.10 Å R-free 0.231
3KIK Sgf11:Sus1 complex Deposited 2009-11-02	Different oligomeric state Different experimental conditions Different structure-quality metrics	Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain B 1–96（96 aa）	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8；292 K；3.2 M Na formate. See publication for details, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 292K	Resolution 2.10 Å R-free 0.231
3KIK Sgf11:Sus1 complex Deposited 2009-11-02	Different oligomeric state Different experimental conditions Different structure-quality metrics	Assembly 3 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain C 1–96（96 aa）	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8；292 K；3.2 M Na formate. See publication for details, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 292K	Resolution 2.10 Å R-free 0.231
3KIK Sgf11:Sus1 complex Deposited 2009-11-02	Different oligomeric state Different experimental conditions Different structure-quality metrics	Assembly 4 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain D 1–96（96 aa）	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8；292 K；3.2 M Na formate. See publication for details, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 292K	Resolution 2.10 Å R-free 0.231
3KJL Sgf11:Sus1 complex Deposited 2009-11-03	Different oligomeric state Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 1–96（96 aa）	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8；292 K；see publication, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 292K	Resolution 2.70 Å R-free 0.253
3KJL Sgf11:Sus1 complex Deposited 2009-11-03	Different oligomeric state Different experimental conditions Different structure-quality metrics	Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain B 1–96（96 aa）	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8；292 K；see publication, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 292K	Resolution 2.70 Å R-free 0.253
3KJL Sgf11:Sus1 complex Deposited 2009-11-03	Different oligomeric state Different experimental conditions Different structure-quality metrics	Assembly 3 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain C 1–96（96 aa）	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8；292 K；see publication, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 292K	Resolution 2.70 Å R-free 0.253
3KJL Sgf11:Sus1 complex Deposited 2009-11-03	Different oligomeric state Different experimental conditions Different structure-quality metrics	Assembly 4 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain D 1–96（96 aa）	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8；292 K；see publication, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 292K	Resolution 2.70 Å R-free 0.253
3M99 Structure of the Ubp8-Sgf11-Sgf73-Sus1 SAGA DUB module Deposited 2010-03-21	Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric	Chain C 1–96（96 aa）	Not recorded	ZN ZINC ION × 7	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 5.8；277 K；0.2M ammonium citrate, 18% PEG 3,350, pH 5.8, VAPOR DIFFUSION, HANGING DROP, temperature 277K	Resolution 2.70 Å R-free 0.300
3MHH Structure of the SAGA Ubp8/Sgf11/Sus1/Sgf73 DUB module Deposited 2010-04-08	Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric	Chain B 1–96（96 aa）	Not recorded	ZN ZINC ION × 7	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 5.2；293 K；0.1 M Na Citrate (5.2), 16% (w/v) PEG 3350, VAPOR DIFFUSION, HANGING DROP, temperature 293K	Resolution 2.45 Å R-free 0.273
3MHS Structure of the SAGA Ubp8/Sgf11/Sus1/Sgf73 DUB module bound to ubiquitin aldehyde Deposited 2010-04-08	Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric	Chain B 1–96（96 aa）	Not recorded	EDO 1,2-ETHANEDIOL × 1 GOL GLYCEROL × 1 ZN ZINC ION × 8	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.5；293 K；0.1 M Hepes pH 6.5, 10% (w/v) PEG 8000, 20% (v/v) Glycerol, VAPOR DIFFUSION, HANGING DROP, temperature 293K	Resolution 1.89 Å R-free 0.208
4C31 Nup1:Sac3:Sus1 complex Deposited 2013-08-21	Different construct Different mutation/modification Different oligomeric state Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric	Chain B 1–96（96 aa） Chain E 1–96（96 aa）	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions pH 6；DESCRIBED IN DETAIL IN PUBLICATION, pH 6.0	Resolution 3.00 Å R-free 0.243
4FIP Structure of the SAGA Ubp8(S144N)/Sgf11(1-72, Delta-ZnF)/Sus1/Sgf73 DUB module Deposited 2012-06-10	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric	Chain B 1–96（96 aa） Chain F 1–96（96 aa）	Not recorded	ZN ZINC ION × 14	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8；291 K；14% PEG3350, 0.18-0.22 M Tri-ammonium citrate, 8-14% glycerol, VAPOR DIFFUSION, HANGING DROP, temperature 291K	Resolution 2.69 Å R-free 0.264
4FJC Structure of the SAGA Ubp8/Sgf11(1-72, Delta-ZnF)/Sus1/Sgf73 DUB module Deposited 2012-06-11	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric	Chain B 1–96（96 aa） Chain F 1–96（96 aa）	Not recorded	ZN ZINC ION × 14 GOL GLYCEROL × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8；291 K；14% PEG3350, 0.18-0.22 M tri-ammonium citrate, 8-14% glycerol, VAPOR DIFFUSION, HANGING DROP, temperature 291K	Resolution 2.83 Å R-free 0.276
4FK5 Structure of the SAGA Ubp8(S144N)/Sgf11/Sus1/Sgf73 DUB module Deposited 2012-06-12	Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric	Chain B 1–96（96 aa）	Not recorded	ZN ZINC ION × 8 GOL GLYCEROL × 2 EDO 1,2-ETHANEDIOL × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 5.2；291 K；sodium citrate pH 5.2, 16% PEG3350, VAPOR DIFFUSION, HANGING DROP, temperature 291K	Resolution 2.03 Å R-free 0.212
4MBE Sac3:Sus1:Cdc31:Nup1 complex Deposited 2013-08-19	Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric	Chain C 1–96（96 aa）	Not recorded	CA CALCIUM ION × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6；291 K；pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 291K	Resolution 2.61 Å R-free 0.236
4MBE Sac3:Sus1:Cdc31:Nup1 complex Deposited 2013-08-19	Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric	Chain F 1–96（96 aa）	Not recorded	CA CALCIUM ION × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6；291 K；pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 291K	Resolution 2.61 Å R-free 0.236
4WA6 Structure of yeast SAGA DUBm with Sgf73 N59D mutant at 2.36 angstroms resolution Deposited 2014-08-28	Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric	Chain B 1–96（96 aa）	Not recorded	ZN ZINC ION × 8	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 5.5；293 K；100mM Bis Tris, 18% PEG3350, 100mM Ammonium Sulfate	Resolution 2.36 Å R-free 0.244
4WA6 Structure of yeast SAGA DUBm with Sgf73 N59D mutant at 2.36 angstroms resolution Deposited 2014-08-28	Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric	Chain F 1–96（96 aa）	Not recorded	ZN ZINC ION × 7	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 5.5；293 K；100mM Bis Tris, 18% PEG3350, 100mM Ammonium Sulfate	Resolution 2.36 Å R-free 0.244
4WA6 Structure of yeast SAGA DUBm with Sgf73 N59D mutant at 2.36 angstroms resolution Deposited 2014-08-28	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 3 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric	Chain B 1–96（96 aa） Chain F 1–96（96 aa）	Not recorded	ZN ZINC ION × 15	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 5.5；293 K；100mM Bis Tris, 18% PEG3350, 100mM Ammonium Sulfate	Resolution 2.36 Å R-free 0.244
4ZUX SAGA DUB module Ubp8/Sgf11/Sus1/Sgf73 bound to ubiqitinated nucleosome Deposited 2015-05-17	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–DNA Heteromer；Protein × 18 PDB declaration: eicosameric	Chain V 1–96（96 aa） Chain a 1–96（96 aa）	Not recorded	ZN ZINC ION × 16	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293 K；50 mM Tris-acetate pH 7.4, 50 mM sodium acetate, 5 mM Mg-acetate, 5% sucrose and 5% 2-propanol	Resolution 3.82 Å R-free 0.256
4ZUX SAGA DUB module Ubp8/Sgf11/Sus1/Sgf73 bound to ubiqitinated nucleosome Deposited 2015-05-17	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein–DNA Heteromer；Protein × 18 PDB declaration: eicosameric	Chain f 1–96（96 aa） Chain k 1–96（96 aa）	Not recorded	ZN ZINC ION × 16	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293 K；50 mM Tris-acetate pH 7.4, 50 mM sodium acetate, 5 mM Mg-acetate, 5% sucrose and 5% 2-propanol	Resolution 3.82 Å R-free 0.256
6AQR SAGA DUB module Ubp8(C146A)/Sgf11/Sus1/Sgf73 bound to monoubiquitin Deposited 2017-08-21	Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric	Chain B 1–96（96 aa）	Not recorded	ZN ZINC ION × 8	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7；293 K；0.1 M HEPES pH 7.0 17% PEG3350 0.1 M ammonium sulfate	Resolution 2.10 Å R-free 0.249
6T9L SAGA DUB module bound to a ubiqitinated nucleosome Deposited 2019-10-28	Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein–DNA Heteromer；Protein × 13 PDB declaration: pentadecameric	Chain L 1–96（96 aa）	Not recorded	ZN ZINC ION × 8	ELECTRON MICROSCOPY cryo-EM buffer pH 7.5；Solution were made from stock solution cryo-EM vitrification conditions Cryogen ETHANE；blot for 4 seconds before plunging	Resolution 3.60 Å

15 other PDB entries and 28 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence

UniProt name	SUS1_YEAST
Isoform	—
PDB entities	3
Chains and sequence ranges	Author chain C； PDBConstruct 1–96； UniProt 1–96

The page prioritizes protein identity, the current assembly, associated components, oligomeric state and cross-PDB links. Chain mapping and sequence ranges are retained as data evidence. Internal IDs, import timestamps and assembly operation expressions are maintenance fields and are not shown here.

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2. Structure Basics 2. Structure Basics

Entry ID entry_id	3fwb
Deposition date deposition_date	2009-01-17
Structure title title	Sac3:Sus1:Cdc31 complex
Keywords keywords	;gene gating, complex, Cell cycle, Cell division, Mitosis, mRNA transport, Nuclear pore complex, Nucleus, Phosphoprotein, Protein transport, Translocation, Transport, Transcription, Transcription regulation ;; cell cycle, transcription
Experimental Method method	X-RAY DIFFRACTION

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3. SAXS Parameters (CRYSOL theoretical calculation) 3. SAXS Parameters (CRYSOL)

Radius of gyration Rg (Guinier) rg_guinier	24.83 Å
Radius of gyration Rg (electron density) rg_electron	24.07 Å
Forward intensity I(0) i0	21055700.00
Molecular weight molecular_weight	34846.0 kDa
Excluded volume excluded_volume	43581 Å³
Envelope volume envelope_volume	55961 Å³
Hydration-shell volume shell_volume	20876 Å³
Envelope diameter envelope_diameter	89.7 Å
Shell Rg shell_rg	29.26 Å
Envelope Rg envelope_rg	24.37 Å
Shape Rg shape_rg	24.08 Å
Total Rg total_rg	24.69 Å
Total atoms total_atoms	2452
Residues n_residues	297
Spherical-harmonic order n_harmonics	20
q range q_range	— – 0.5000 Å⁻¹
Data points n_points	101
Shell type shell_type	directional
Solvent electron density solvent_density	0.3340 e/Å³
Shell contrast contrast_shell	0.0300 e/Å³
CRYSOL version crysol_version	4.1.3

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4. P(r) Distance Distribution (GNOM inversion) 4. P(r) Analysis (GNOM)

Maximum dimension Dmax dmax	87.5 Å
Rg (real space) rg_real	25.02 Å
Rg uncertainty (real space) rg_real_error	0.84 Å
I(0) (real space) i0_real	2.1060e+07
I(0) uncertainty (real space) i0_real_error	3.0560e+05
Rg (reciprocal space) rg_reciprocal	24.97 Å
I(0) (reciprocal space) i0_reciprocal	21060000.0000
Solution quality estimate total_estimate	0.7681
Solution quality rating solution_quality	GOOD a GOOD solution
P(r) peaks n_peaks	3
Primary peak position r_peak_primary	23.6 Å
Skewness Skewness skewness	0.519
Kurtosis Kurtosis kurtosis	-0.091
Angular range angular_range	— – 0.3200 Å⁻¹
Current regularization parameter α current_alpha	0.0000
Highest regularization parameter α highest_alpha	6111000.0000
Real-space data points n_real_points	64
GNOM version gnom_version	4.1.3
Quality Criteria quality_criteria	AN1: 0.000; Oscil: 0.750; Stabil: 0.998; Sysdev: 1.000; Positv: 1.000; Valcen: 0.738; Smooth: 0.000

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5. Crystallography and Experiment 5. Crystallography & Experiment

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6. Entities and Polymers Entities & Polymers (4)

Entity 1 Entity 1 polymer

Description description	Cell division control protein 31
Molecular weight formula_weight	18774.0 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A
Atom count atom_count	2506

MSKNRSSLQSGPLNSELLEEQKQEIYEAFSLFDMNNDGFLDYHELKVAMKALGFELPKREILDLIDEYDSEGRHLMKYDDFYIVMGEKILKRDPLDEIKRAFQLFDDDHTGKISIKNLRRVAKELGETLTDEELRAMIEEFDLDGDGEINENEFIAICTDS

来源 Source

来源生物 organism	Saccharomyces cerevisiae
通用名 common_name	;brewer's yeast,lager beer yeast,yeast ;
NCBI Class编号 ncbi_taxonomy_id	4932
宿主生物 host_organism	Escherichia coli

Entity 2 Entity 2 polymer

Description description	Nuclear mRNA export protein SAC3
Molecular weight formula_weight	6767.7 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	B

GSEANYRKDFIDTMTRELYDAFLHERLYLIYMDSRAELKRNSTLKKKFFEKWQAS

来源 Source

来源生物 organism	Saccharomyces cerevisiae
通用名 common_name	;brewer's yeast,lager beer yeast,yeast ;
NCBI Class编号 ncbi_taxonomy_id	4932
宿主生物 host_organism	Escherichia coli

Entity 3 Entity 3 polymer

Description description	Protein SUS1
Molecular weight formula_weight	11094.5 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	C

MTMDTAQLKSQIQQYLVESGNYELISNELKARLLQEGWVDKVKDLTKSEMNINESTNFTQILSTVEPKALEMVSDSTRETVLKQIREFLEEIVDTQ

来源 Source

来源生物 organism	Saccharomyces cerevisiae
通用名 common_name	;brewer's yeast,lager beer yeast,yeast ;
NCBI Class编号 ncbi_taxonomy_id	4932
宿主生物 host_organism	Escherichia coli

Entity 4 Entity 4 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	54

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7. Fold Classification (SCOP + CATH) 6 domains

SCOP 2.08 (3 domains)

Domain ID domain_id	d3fwba_
Class class	a — All alpha proteins
Fold Fold fold	a.39 — EF Hand-like
Superfamily Superfamily superfamily	a.39.1 — EF-hand
Family Family family	a.39.1.5 — Calmodulin-like

Domain ID domain_id	d3fwbb_
Class class	j — Peptides
Fold Fold fold	j.135 — Sac3 CID region-like
Superfamily Superfamily superfamily	j.135.1 — Sac3 CID region-like
Family Family family	j.135.1.1 — Sac3 CID region-like

Domain ID domain_id	d3fwbc_
Class class	a — All alpha proteins
Fold Fold fold	a.301 — Sus1-like
Superfamily Superfamily superfamily	a.301.1 — Sus1-like
Family Family family	a.301.1.1 — Sus1-like

CATH v4.4 (3 domains)

Domain ID domain_id	3fwbA01
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	238 — Recoverin; domain 1
Homologous superfamily homologous superfamily	10 — EF-hand

Domain ID domain_id	3fwbB00
Class class	1 — Mainly Alpha
Architecture architecture	20 — Up-down Bundle
Topology topology	5 — Single alpha-helices involved in coiled-coils or other helix-helix interfaces
Homologous superfamily homologous superfamily	1760 —

Domain ID domain_id	3fwbC00
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	246 — Serum Albumin; Chain A, Domain 1
Homologous superfamily homologous superfamily	140 — ENY2/SUS1

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8. Citations (1)

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Unit-cell length a length_a	53.535 Å
Unit-cell length b length_b	60.062 Å
Unit-cell length c length_c	77.300 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	108.67 °
Unit-cell angle γ angle_gamma	90.00 °
Molecules per unit cell Z z_pdb	2

Space group space_group	P 1 21 1
Space-group number int_tables_number	4
Crystal system crystal_system	—

Resolution resolution	2.500 Å
Low-resolution limit resolution_low	20.000 Å
R factor r_factor	0.1906
R_work r_work	0.1882
R_free r_free	0.2349

fit	/app/data/saxs_computation/fw/3fwb/3fwb.fit
pddf	/app/data/pr_computation/fw/3fwb/3fwb.pr.out
profile	/app/data/saxs_computation/fw/3fwb/3fwb.dat

Sac3:Sus1:Cdc31 complex

1. Protein Identity and Related Structures Protein Identity & Related Structures

Cell division control protein 31

State in the Current Structure

Other States of the Same Protein in the Database

Nuclear mRNA export protein SAC3

State in the Current Structure

Other States of the Same Protein in the Database

Protein SUS1

State in the Current Structure

Other States of the Same Protein in the Database

SAXS scattering curve SAXS Profile

P(r) Distance Distribution P(r) Distribution

2. Structure Basics 2. Structure Basics

3. SAXS Parameters (CRYSOL theoretical calculation) 3. SAXS Parameters (CRYSOL)

4. P(r) Distance Distribution (GNOM inversion) 4. P(r) Analysis (GNOM)

5. Crystallography and Experiment 5. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

Diffraction experiment Diffraction

6. Entities and Polymers Entities & Polymers (4)

Entity 1 Entity 1 polymer

Polymer Polymer

来源 Source

Entity 2 Entity 2 polymer

Polymer Polymer

来源 Source

Entity 3 Entity 3 polymer

Polymer Polymer

来源 Source

Entity 4 Entity 4 water

7. Fold Classification (SCOP + CATH) 6 domains

SCOP 2.08 (3 domains)

CATH v4.4 (3 domains)

8. Citations (1)

9. Files and Curves (10)

Files (7)

Curves (3)