1u8t

Crystal structure of CheY D13K Y106W alone and in complex with a FliM peptide

Method: X-RAY DIFFRACTION D_max: 76.5 Å Quality: EXCELLENT

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

Chemotaxis protein cheY

Escherichia coli

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 × 2 PDB declaration: dimeric（2） Consistent with protein copy count	Chain A； UniProt 1–128	Mutation：D13K Y106W Non-standard monomer：Yes (specific site not provided by mmCIF)	Flagellar motor switch protein fliM × 1 （P06974）	X-RAY DIFFRACTION X-ray crystallization conditions：pH 7.9；277 K；PEG 3350, ammonium sulfate, Tris, VAPOR DIFFUSION, temperature 277K, pH 7.90	Resolution 1.50 Å R-free 0.273
2	Protein heterocomplex Heteromer Protein × 2 PDB declaration: dimeric（2） Consistent with protein copy count	Chain B； UniProt 1–128	Mutation：D13K Y106W Non-standard monomer：Yes (specific site not provided by mmCIF)	Flagellar motor switch protein fliM × 1 （P06974）	X-RAY DIFFRACTION X-ray crystallization conditions：pH 7.9；277 K；PEG 3350, ammonium sulfate, Tris, VAPOR DIFFUSION, temperature 277K, pH 7.90	Resolution 1.50 Å R-free 0.273
3	Protein monomer Monomer Protein × 1 PDB declaration: monomeric（1） Consistent with protein copy count	Chain C； UniProt 1–128	Mutation：D13K Y106W Non-standard monomer：Yes (specific site not provided by mmCIF)	SO4 SULFATE ION × 3	X-RAY DIFFRACTION X-ray crystallization conditions：pH 7.9；277 K；PEG 3350, ammonium sulfate, Tris, VAPOR DIFFUSION, temperature 277K, pH 7.90	Resolution 1.50 Å R-free 0.273
4	Protein monomer Monomer Protein × 1 PDB declaration: monomeric（1） Consistent with protein copy count	Chain D； UniProt 1–128	Mutation：D13K Y106W Non-standard monomer：Yes (specific site not provided by mmCIF)	SO4 SULFATE ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions：pH 7.9；277 K；PEG 3350, ammonium sulfate, Tris, VAPOR DIFFUSION, temperature 277K, pH 7.90	Resolution 1.50 Å R-free 0.273
5	Protein homooligomer Homooligomer Protein × 2 PDB declaration: dimeric（2） Consistent with protein copy count	Chain C； UniProt 1–128 Chain D； UniProt 1–128	Mutation：D13K Y106W Non-standard monomer：Yes (specific site not provided by mmCIF)	SO4 SULFATE ION × 4	X-RAY DIFFRACTION X-ray crystallization conditions：pH 7.9；277 K；PEG 3350, ammonium sulfate, Tris, VAPOR DIFFUSION, temperature 277K, pH 7.90	Resolution 1.50 Å R-free 0.273

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 1U8T	Assembly / Oligomeric State	Construct	Mutations and Modifications	Ligands, Ions and Non-polymers	Method and Experimental Conditions	Structure Quality
1A0O CHEY-BINDING DOMAIN OF CHEA IN COMPLEX WITH CHEY Deposited 1997-12-05	Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 1–128（128 aa）	Not recorded	MN MANGANESE (II) ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions pH 5.5；PROTEIN WAS CRYSTALLIZED FROM 20% PEG MME 5K, 0.1 M MALONIC ACID, 0.1 M MES BUFFER PH 5.5, 0.02 M DTT, 0.01 M MANGANESE CHLORIDE	Resolution 2.95 Å R-free 0.235
1A0O CHEY-BINDING DOMAIN OF CHEA IN COMPLEX WITH CHEY Deposited 1997-12-05	Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain C 1–128（128 aa）	Not recorded	MN MANGANESE (II) ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions pH 5.5；PROTEIN WAS CRYSTALLIZED FROM 20% PEG MME 5K, 0.1 M MALONIC ACID, 0.1 M MES BUFFER PH 5.5, 0.02 M DTT, 0.01 M MANGANESE CHLORIDE	Resolution 2.95 Å R-free 0.235
1A0O CHEY-BINDING DOMAIN OF CHEA IN COMPLEX WITH CHEY Deposited 1997-12-05	Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 3 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain E 1–128（128 aa）	Not recorded	MN MANGANESE (II) ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions pH 5.5；PROTEIN WAS CRYSTALLIZED FROM 20% PEG MME 5K, 0.1 M MALONIC ACID, 0.1 M MES BUFFER PH 5.5, 0.02 M DTT, 0.01 M MANGANESE CHLORIDE	Resolution 2.95 Å R-free 0.235
1A0O CHEY-BINDING DOMAIN OF CHEA IN COMPLEX WITH CHEY Deposited 1997-12-05	Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 4 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain G 1–128（128 aa）	Not recorded	MN MANGANESE (II) ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions pH 5.5；PROTEIN WAS CRYSTALLIZED FROM 20% PEG MME 5K, 0.1 M MALONIC ACID, 0.1 M MES BUFFER PH 5.5, 0.02 M DTT, 0.01 M MANGANESE CHLORIDE	Resolution 2.95 Å R-free 0.235
1AB5 STRUCTURE OF CHEY MUTANT F14N, V21T Deposited 1997-02-04	Different construct Different mutation/modification Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 4–128（125 aa）	Mutation：F14N, V21T	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions pH 7.2；PROTEIN WAS CRYSTALLIZED FROM AMMONIUM SULFATE, 2.6-3.0M IN TRIS-HCL BUFFER AT PH 7.2.	Resolution 2.40 Å R-free 0.264
1AB5 STRUCTURE OF CHEY MUTANT F14N, V21T Deposited 1997-02-04	Different construct Different mutation/modification Different experimental conditions Different structure-quality metrics	Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain B 4–128（125 aa）	Mutation：F14N, V21T	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions pH 7.2；PROTEIN WAS CRYSTALLIZED FROM AMMONIUM SULFATE, 2.6-3.0M IN TRIS-HCL BUFFER AT PH 7.2.	Resolution 2.40 Å R-free 0.264
1AB6 STRUCTURE OF CHEY MUTANT F14N, V86T Deposited 1997-02-04	Different construct Different mutation/modification Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 4–128（125 aa）	Mutation：F14N, V86T	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions pH 7.2；293 K；THE PROTEIN WAS CRYSTALLIZED WITH 3.0M AMMONIUM SULFATE, PH7.2 AT 20C., temperature 293K	Resolution 2.20 Å R-free 0.280
1AB6 STRUCTURE OF CHEY MUTANT F14N, V86T Deposited 1997-02-04	Different construct Different mutation/modification Different experimental conditions Different structure-quality metrics	Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain B 4–128（125 aa）	Mutation：F14N, V86T	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions pH 7.2；293 K；THE PROTEIN WAS CRYSTALLIZED WITH 3.0M AMMONIUM SULFATE, PH7.2 AT 20C., temperature 293K	Resolution 2.20 Å R-free 0.280
1BDJ COMPLEX STRUCTURE OF HPT DOMAIN AND CHEY Deposited 1998-05-10	Different mutation/modification Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 1–128（128 aa）	Not recorded	SO4 SULFATE ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions pH 7；pH 7.0	Resolution 2.68 Å R-free 0.250
1C4W 1.9 A STRUCTURE OF A-THIOPHOSPHONATE MODIFIED CHEY D57C Deposited 1999-09-28	Different construct Different mutation/modification Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 2–129（128 aa）	Mutation：D57(CYQ) 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, HANGING DROP；pH 6.9；298 K；PEG 6000, SODIUM ACETATE, PIPES, pH 6.9, VAPOR DIFFUSION/HANGING DROP, temperature 298K	Resolution 1.84 Å
1CEY ASSIGNMENTS, SECONDARY STRUCTURE, GLOBAL FOLD, AND DYNAMICS OF CHEMOTAXIS Y PROTEIN USING THREE-AND FOUR-DIMENSIONAL HETERONUCLEAR (13C,15N) NMR SPECTROSCOPY Deposited 1994-11-23	Different mutation/modification Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 1–128（128 aa）	Not recorded	No recorded non-water small molecule	SOLUTION NMR mmCIF provides none of the parsed conditions	Resolution not provided
1CHN MAGNESIUM BINDING TO THE BACTERIAL CHEMOTAXIS PROTEIN CHEY RESULTS IN LARGE CONFORMATIONAL CHANGES INVOLVING ITS FUNCTIONAL SURFACE Deposited 1994-04-20	Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 1–128（128 aa）	Not recorded	MG MAGNESIUM ION × 1	X-RAY DIFFRACTION mmCIF provides none of the parsed conditions	Resolution 1.76 Å
1CYE THREE DIMENSIONAL STRUCTURE OF CHEMOTACTIC CHE Y PROTEIN IN AQUEOUS SOLUTION BY NUCLEAR MAGNETIC RESONANCE METHODS Deposited 1994-10-21	Different construct Different mutation/modification Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 2–128（127 aa）	Not recorded	No recorded non-water small molecule	SOLUTION NMR mmCIF provides none of the parsed conditions	Resolution not provided
1D4Z CRYSTAL STRUCTURE OF CHEY-95IV, A HYPERACTIVE CHEY MUTANT Deposited 1999-10-06	Different mutation/modification Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 1–128（128 aa）	Mutation：I95V	SO4 SULFATE ION × 3	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4.8；278 K；AMMONIUM SULPHATE, PEG4000, SODIUM ACETATE, pH 4.8, VAPOR DIFFUSION, HANGING DROP, temperature 278K	Resolution 1.90 Å R-free 0.227
1DJM SOLUTION STRUCTURE OF BEF3-ACTIVATED CHEY FROM ESCHERICHIA COLI Deposited 1999-12-03	Different construct Different mutation/modification Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 1–129（129 aa）	Not recorded	No recorded non-water small molecule	SOLUTION NMR NMR measurement conditions pH 6.7；298 K；Ionic strength (raw mmCIF value) 16 mM BECL2, 100 mM NAF, 20 mM MGCL2；Pressure AMBIENT NMR measurement conditions pH 6.7；298 K；Ionic strength (raw mmCIF value) 16 mM BECL2, 100 mM NAF, 20 mM MGCL2；Pressure AMBIENT NMR measurement conditions pH 6.7；298 K；Ionic strength (raw mmCIF value) 16 mM BECL2, 100 mM NAF, 20 mM MGCL2；Pressure AMBIENT NMR sample composition 4 MM CHEY U-15N, 13C, 16 MM BECL2, 100 MM NAF, 20 MM MGCL2, PH 6.7 NMR sample composition 3 MM U-15N, 16 MM BECL2, 100 MM NAF, 20 MM MGCL2, PH 6.7 NMR sample composition 3 MM U-10% 13C, 16 MM BECL2, 100 MM NAF, 20 MM MGCL2, PH 6.7 NMR sample composition 2 MM CHEY, 16 MM BECL2, 100 MM NAF, 20 MM MGCL2, PH 6.7	Resolution not provided
1EAY CHEY-BINDING (P2) DOMAIN OF CHEA IN COMPLEX WITH CHEY FROM ESCHERICHIA COLI Deposited 1998-04-23	Different mutation/modification Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 1–128（128 aa）	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions pH 7；PROTEIN WAS CRYSTALLIZED FROM .63 M NAH2PO4/1.17 M K2HPO4, 10 MM NH4CL, PH 7.0	Resolution 2.00 Å
1EAY CHEY-BINDING (P2) DOMAIN OF CHEA IN COMPLEX WITH CHEY FROM ESCHERICHIA COLI Deposited 1998-04-23	Different mutation/modification Different experimental conditions Different structure-quality metrics	Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain B 1–128（128 aa）	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions pH 7；PROTEIN WAS CRYSTALLIZED FROM .63 M NAH2PO4/1.17 M K2HPO4, 10 MM NH4CL, PH 7.0	Resolution 2.00 Å
1EHC STRUCTURE OF SIGNAL TRANSDUCTION PROTEIN CHEY Deposited 1996-03-05	Different mutation/modification Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 1–128（128 aa）	Mutation：D13K	SO4 SULFATE ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions pH 8.3；pH 8.3	Resolution 2.26 Å
1F4V CRYSTAL STRUCTURE OF ACTIVATED CHEY BOUND TO THE N-TERMINUS OF FLIM Deposited 2000-06-10	Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 1–128（128 aa）	Not recorded	MG MAGNESIUM ION × 1 BEF BERYLLIUM TRIFLUORIDE ION × 1 GOL GLYCEROL × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8.4；298 K；ammonium sulfate, glycerol, Tris, pH 8.4, VAPOR DIFFUSION, HANGING DROP, temperature 298K	Resolution 2.22 Å R-free 0.258
1F4V CRYSTAL STRUCTURE OF ACTIVATED CHEY BOUND TO THE N-TERMINUS OF FLIM Deposited 2000-06-10	Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain B 1–128（128 aa）	Not recorded	MG MAGNESIUM ION × 1 BEF BERYLLIUM TRIFLUORIDE ION × 1 GOL GLYCEROL × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8.4；298 K；ammonium sulfate, glycerol, Tris, pH 8.4, VAPOR DIFFUSION, HANGING DROP, temperature 298K	Resolution 2.22 Å R-free 0.258
1F4V CRYSTAL STRUCTURE OF ACTIVATED CHEY BOUND TO THE N-TERMINUS OF FLIM Deposited 2000-06-10	Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 3 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain C 1–128（128 aa）	Not recorded	MG MAGNESIUM ION × 1 BEF BERYLLIUM TRIFLUORIDE ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8.4；298 K；ammonium sulfate, glycerol, Tris, pH 8.4, VAPOR DIFFUSION, HANGING DROP, temperature 298K	Resolution 2.22 Å R-free 0.258
1FFG CHEY-BINDING DOMAIN OF CHEA IN COMPLEX WITH CHEY AT 2.1 A RESOLUTION Deposited 2000-07-25	Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 1–128（128 aa）	Not recorded	MN MANGANESE (II) ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 5.5；297 K；20% PEG MME 5K, 0.1 M MALONIC ACID, 0.1 M MES BUFFER 0.02 M DTT, 0.01 M MANGANESE CHLORIDE, pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 297K	Resolution 2.10 Å R-free 0.220
1FFG CHEY-BINDING DOMAIN OF CHEA IN COMPLEX WITH CHEY AT 2.1 A RESOLUTION Deposited 2000-07-25	Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain C 1–128（128 aa）	Not recorded	MN MANGANESE (II) ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 5.5；297 K；20% PEG MME 5K, 0.1 M MALONIC ACID, 0.1 M MES BUFFER 0.02 M DTT, 0.01 M MANGANESE CHLORIDE, pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 297K	Resolution 2.10 Å R-free 0.220
1FFS CHEY-BINDING DOMAIN OF CHEA IN COMPLEX WITH CHEY FROM CRYSTALS SOAKED IN ACETYL PHOSPHATE Deposited 2000-07-26	Different construct Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 1–128（128 aa） Fragment：RESIDUES 124-257	Not recorded	MN MANGANESE (II) ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 5.5；297 K；20% PEG MME 5K, 0.1 M MALONIC ACID, 0.1 M MES BUFFER 0.02 M DTT, 0.01 M MANGANESE CHLORIDE , pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 297K	Resolution 2.40 Å R-free 0.255
1FFS CHEY-BINDING DOMAIN OF CHEA IN COMPLEX WITH CHEY FROM CRYSTALS SOAKED IN ACETYL PHOSPHATE Deposited 2000-07-26	Different construct Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain C 1–128（128 aa） Fragment：RESIDUES 124-257	Not recorded	MN MANGANESE (II) ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 5.5；297 K；20% PEG MME 5K, 0.1 M MALONIC ACID, 0.1 M MES BUFFER 0.02 M DTT, 0.01 M MANGANESE CHLORIDE , pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 297K	Resolution 2.40 Å R-free 0.255
1FQW CRYSTAL STRUCTURE OF ACTIVATED CHEY Deposited 2000-09-07	Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 1–128（128 aa）	Not recorded	MN MANGANESE (II) ION × 1 BEF BERYLLIUM TRIFLUORIDE ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7；298 K；Ammonium sulfate, Tris buffer, MnCl2, glycerol, pH 7, VAPOR DIFFUSION, HANGING DROP, temperature 298K	Resolution 2.37 Å R-free 0.240
1FQW CRYSTAL STRUCTURE OF ACTIVATED CHEY Deposited 2000-09-07	Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain B 1–128（128 aa）	Not recorded	MN MANGANESE (II) ION × 1 BEF BERYLLIUM TRIFLUORIDE ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7；298 K；Ammonium sulfate, Tris buffer, MnCl2, glycerol, pH 7, VAPOR DIFFUSION, HANGING DROP, temperature 298K	Resolution 2.37 Å R-free 0.240
1HEY INVESTIGATING THE STRUCTURAL DETERMINANTS OF THE P21-LIKE TRIPHOSPHATE AND MG2+ BINDING SITE Deposited 1995-04-07	Different mutation/modification Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 1–128（128 aa）	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION mmCIF provides none of the parsed conditions	Resolution 2.24 Å
1KMI CRYSTAL STRUCTURE OF AN E.COLI CHEMOTAXIS PROTEIN, CHEZ Deposited 2001-12-16	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 Y 0–128（129 aa）	Not recorded	MG MAGNESIUM ION × 2 BEF BERYLLIUM TRIFLUORIDE ION × 2 BCN BICINE × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8.5；277 K；isopropanol, ammonium acetate, bicine, pH 8.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K	Resolution 2.90 Å R-free 0.298
1MIH A ROLE FOR CHEY GLU 89 IN CHEZ-MEDIATED DEPHOSPHORYLATION OF THE E. COLI CHEMOTAXIS RESPONSE REGULATOR CHEY Deposited 2002-08-23	Different construct Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 0–128（129 aa）	Mutation：N59R	MN MANGANESE (II) ION × 1 SO4 SULFATE ION × 1 BEF BERYLLIUM TRIFLUORIDE ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8.4；293 K；1.8 M Ammonium sulfate, 1 mM MnCl2, 10 mM NaF, 1 mM BeCl2, 5% glycerol, 10 mg/ml CheY N59R, pH 8.4, VAPOR DIFFUSION, HANGING DROP, temperature 293K	Resolution 2.70 Å R-free 0.277
1MIH A ROLE FOR CHEY GLU 89 IN CHEZ-MEDIATED DEPHOSPHORYLATION OF THE E. COLI CHEMOTAXIS RESPONSE REGULATOR CHEY Deposited 2002-08-23	Different construct Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain B 0–128（129 aa）	Mutation：N59R	MN MANGANESE (II) ION × 1 SO4 SULFATE ION × 2 BEF BERYLLIUM TRIFLUORIDE ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8.4；293 K；1.8 M Ammonium sulfate, 1 mM MnCl2, 10 mM NaF, 1 mM BeCl2, 5% glycerol, 10 mg/ml CheY N59R, pH 8.4, VAPOR DIFFUSION, HANGING DROP, temperature 293K	Resolution 2.70 Å R-free 0.277
1UDR CHEY MUTANT WITH LYS 91 REPLACED BY ASP, LYS 92 REPLACED BY ALA, ILE 96 REPLACED BY LYS AND ALA 98 REPLACED BY LEU (STABILIZING MUTATIONS IN HELIX 4) Deposited 1996-11-05	Different construct Different mutation/modification Different oligomeric state Different experimental conditions Different structure-quality metrics	Assembly 1 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric	Chain A 2–128（127 aa） Chain B 2–128（127 aa） Chain C 2–128（127 aa） Chain D 2–128（127 aa）	Mutation：K91D, K92A, I96K, A98L Mutation：K91D, K92A, I96K, A98L Mutation：K91D, K92A, I96K, A98L Mutation：K91D, K92A, I96K, A98L	No recorded non-water small molecule	X-RAY DIFFRACTION mmCIF provides none of the parsed conditions	Resolution 1.90 Å
1VLZ UNCOUPLED PHOSPHORYLATION AND ACTIVATION IN BACTERIAL CHEMOTAXIS: THE 2.1 ANGSTROM STRUCTURE OF A THREONINE TO ISOLEUCINE MUTANT AT POSITION 87 OF CHEY Deposited 1995-04-21	Different mutation/modification Different experimental conditions Different structure-quality metrics	Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric	Chain A 1–128（128 aa） Chain B 1–128（128 aa）	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION mmCIF provides none of the parsed conditions	Resolution 2.05 Å
1YMU SIGNAL TRANSDUCTION PROTEIN CHEY MUTANT WITH MET 17 REPLACED BY GLY (M17G) Deposited 1995-12-14	Different construct Different mutation/modification Different experimental conditions Different structure-quality metrics	Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric	Chain A 2–128（127 aa） Chain B 2–128（127 aa）	Mutation：INS(M0), M1R, A2S, M17G Mutation：INS(M0), M1R, A2S, M17G	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions pH 7.2；pH 7.2	Resolution 2.30 Å
1YMV SIGNAL TRANSDUCTION PROTEIN CHEY MUTANT WITH PHE 14 REPLACED BY GLY, SER 15 REPLACED BY GLY, AND MET 17 REPLACED BY GLY Deposited 1995-12-14	Different construct Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 2–128（127 aa）	Mutation：INS(M0), M1R, A2S, F14G, S15G, M17G	MG MAGNESIUM ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions pH 6.8；pH 6.8	Resolution 1.90 Å
1ZDM Crystal Structure of Activated CheY Bound to Xe Deposited 2005-04-14	Different construct Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 0–128（129 aa）	Non-standard monomer：Yes (specific site not provided by mmCIF)	MN MANGANESE (II) ION × 1 XE XENON × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8.4；298 K；1.8 M ammonium sulfate, 5-10% glycerol, 100 mM Tris, pH 8.4, VAPOR DIFFUSION, HANGING DROP, temperature 298K	Resolution 2.40 Å R-free 0.267
1ZDM Crystal Structure of Activated CheY Bound to Xe Deposited 2005-04-14	Different construct Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain B 0–128（129 aa）	Non-standard monomer：Yes (specific site not provided by mmCIF)	MN MANGANESE (II) ION × 1 XE XENON × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8.4；298 K；1.8 M ammonium sulfate, 5-10% glycerol, 100 mM Tris, pH 8.4, VAPOR DIFFUSION, HANGING DROP, temperature 298K	Resolution 2.40 Å R-free 0.267
3CHY CRYSTAL STRUCTURE OF ESCHERICHIA COLI CHEY REFINED AT 1.7-ANGSTROM RESOLUTION Deposited 1991-04-22	Different mutation/modification Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 1–128（128 aa）	Not recorded	SO4 SULFATE ION × 3	X-RAY DIFFRACTION mmCIF provides none of the parsed conditions	Resolution 1.66 Å
5CHY STRUCTURE OF CHEMOTAXIS PROTEIN CHEY Deposited 1996-08-29	Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 1–128（128 aa）	Mutation：Y106W	CA CALCIUM ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions pH 6；28% PEG 8000, 0.12 M CALCIUM ACETATE, 0.1 M CACODYLATE BUFFER, PH 6.0	Resolution 2.00 Å
6CHY STRUCTURE OF CHEMOTAXIS PROTEIN CHEY Deposited 1996-08-29	Different mutation/modification Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 1–128（128 aa）	Mutation：T87I, Y106W	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions 18% PEG 3350 AND 0.2 M AMMONIUM SULFATE	Resolution 2.33 Å
6CHY STRUCTURE OF CHEMOTAXIS PROTEIN CHEY Deposited 1996-08-29	Different mutation/modification Different experimental conditions Different structure-quality metrics	Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain B 1–128（128 aa）	Mutation：T87I, Y106W	SO4 SULFATE ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions 18% PEG 3350 AND 0.2 M AMMONIUM SULFATE	Resolution 2.33 Å
6CHY STRUCTURE OF CHEMOTAXIS PROTEIN CHEY Deposited 1996-08-29	Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 3 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric	Chain B 1–128（128 aa）	Mutation：T87I, Y106W	SO4 SULFATE ION × 2	X-RAY DIFFRACTION X-ray crystallization conditions 18% PEG 3350 AND 0.2 M AMMONIUM SULFATE	Resolution 2.33 Å

27 other PDB entries and 42 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence

UniProt name	CHEY_ECOLI
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–128； UniProt 1–128 Author chain B； PDBConstruct 1–128； UniProt 1–128 Author chain C； PDBConstruct 1–128； UniProt 1–128 Author chain D； PDBConstruct 1–128； UniProt 1–128

Flagellar motor switch protein fliM

OrganismNot specified

UniProt P06974

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 × 2 PDB declaration: dimeric（2） Consistent with protein copy count	Chain E； UniProt 1–16	Not recorded	Chemotaxis protein cheY × 1 （P06143）	X-RAY DIFFRACTION X-ray crystallization conditions：pH 7.9；277 K；PEG 3350, ammonium sulfate, Tris, VAPOR DIFFUSION, temperature 277K, pH 7.90	Resolution 1.50 Å R-free 0.273
2	Protein heterocomplex Heteromer Protein × 2 PDB declaration: dimeric（2） Consistent with protein copy count	Chain F； UniProt 1–16	Not recorded	Chemotaxis protein cheY × 1 （P06143）	X-RAY DIFFRACTION X-ray crystallization conditions：pH 7.9；277 K；PEG 3350, ammonium sulfate, Tris, VAPOR DIFFUSION, temperature 277K, pH 7.90	Resolution 1.50 Å R-free 0.273

Other States of the Same Protein in the Database

Other PDB	Difference from Current Entry 1U8T	Assembly / Oligomeric State	Construct	Mutations and Modifications	Ligands, Ions and Non-polymers	Method and Experimental Conditions	Structure Quality
1F4V CRYSTAL STRUCTURE OF ACTIVATED CHEY BOUND TO THE N-TERMINUS OF FLIM Deposited 2000-06-10	Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain D 1–16（16 aa） Fragment：N-TERMINUS	Not recorded	MG MAGNESIUM ION × 1 BEF BERYLLIUM TRIFLUORIDE ION × 1 GOL GLYCEROL × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8.4；298 K；ammonium sulfate, glycerol, Tris, pH 8.4, VAPOR DIFFUSION, HANGING DROP, temperature 298K	Resolution 2.22 Å R-free 0.258
1F4V CRYSTAL STRUCTURE OF ACTIVATED CHEY BOUND TO THE N-TERMINUS OF FLIM Deposited 2000-06-10	Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain E 1–16（16 aa） Fragment：N-TERMINUS	Not recorded	MG MAGNESIUM ION × 1 BEF BERYLLIUM TRIFLUORIDE ION × 1 GOL GLYCEROL × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8.4；298 K；ammonium sulfate, glycerol, Tris, pH 8.4, VAPOR DIFFUSION, HANGING DROP, temperature 298K	Resolution 2.22 Å R-free 0.258
1F4V CRYSTAL STRUCTURE OF ACTIVATED CHEY BOUND TO THE N-TERMINUS OF FLIM Deposited 2000-06-10	Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 3 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain F 1–16（16 aa） Fragment：N-TERMINUS	Not recorded	MG MAGNESIUM ION × 1 BEF BERYLLIUM TRIFLUORIDE ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8.4；298 K；ammonium sulfate, glycerol, Tris, pH 8.4, VAPOR DIFFUSION, HANGING DROP, temperature 298K	Resolution 2.22 Å R-free 0.258
2B1J Crystal Structure of Unphosphorylated CheY Bound to the N-Terminus of FliM Deposited 2005-09-15	Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain C 1–16（16 aa） Fragment：N-Terminus	Not recorded	MG MAGNESIUM ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6；277 K；PEG 6000, magnesium chloride, MES buffer, pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 277K	Resolution 2.40 Å R-free 0.240
2B1J Crystal Structure of Unphosphorylated CheY Bound to the N-Terminus of FliM Deposited 2005-09-15	Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain D 1–16（16 aa） Fragment：N-Terminus	Not recorded	MG MAGNESIUM ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6；277 K；PEG 6000, magnesium chloride, MES buffer, pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 277K	Resolution 2.40 Å R-free 0.240

2 other PDB entries and 5 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence

UniProt name	FLIM_ECOLI
Isoform	—
PDB entities	2
Chains and sequence ranges	Author chain E； PDBConstruct 1–16； UniProt 1–16 Author chain F； PDBConstruct 1–16； UniProt 1–16

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.

SAXS scattering curve SAXS Profile

P(r) Distance Distribution P(r) Distribution

Download Download SAXS (.dat) P(r) (.pr.out) CIF

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2. Structure Basics 2. Structure Basics

Entry ID entry_id	1u8t
Deposition date deposition_date	2004-08-06
Structure title title	Crystal structure of CheY D13K Y106W alone and in complex with a FliM peptide
Keywords keywords	CHEY, FLIM, (beta/alpha)5, SIGNALING PROTEIN; SIGNALING PROTEIN
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	25.06 Å
Radius of gyration Rg (electron density) rg_electron	24.19 Å
Forward intensity I(0) i0	60280100.00
Molecular weight molecular_weight	59931.0 kDa
Excluded volume excluded_volume	74556 Å³
Envelope volume envelope_volume	88596 Å³
Hydration-shell volume shell_volume	30083 Å³
Envelope diameter envelope_diameter	78.6 Å
Shell Rg shell_rg	31.84 Å
Envelope Rg envelope_rg	24.13 Å
Shape Rg shape_rg	24.22 Å
Total Rg total_rg	24.94 Å
Total atoms total_atoms	4116
Residues n_residues	512
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	76.5 Å
Rg (real space) rg_real	24.90 Å
Rg uncertainty (real space) rg_real_error	0.46 Å
I(0) (real space) i0_real	6.0280e+07
I(0) uncertainty (real space) i0_real_error	8.3940e+05
Rg (reciprocal space) rg_reciprocal	24.95 Å
I(0) (reciprocal space) i0_reciprocal	60280000.0000
Solution quality estimate total_estimate	0.9079
Solution quality rating solution_quality	EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks	2
Primary peak position r_peak_primary	30.4 Å
Skewness Skewness skewness	0.077
Kurtosis Kurtosis kurtosis	-0.591
Angular range angular_range	— – 0.3150 Å⁻¹
Current regularization parameter α current_alpha	0.0000
Highest regularization parameter α highest_alpha	17070000.0000
Real-space data points n_real_points	64
GNOM version gnom_version	4.1.3
Quality Criteria quality_criteria	AN1: 0.000; Oscil: 0.938; Stabil: 0.999; Sysdev: 1.000; Positv: 1.000; Valcen: 0.993; Smooth: 0.992

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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	Chemotaxis protein cheY
Molecular weight formula_weight	14299.6 kDa
Mutation mutation	D13K Y106W
Source method src_method	man
Copy count entity_count	4

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B,C,D
Atom count atom_count	4704

ADKELKFLVVDKFSTMRRIVRNLLKELGFNNVEEAEDGVDALNKLQAGGYGFVISDWNMPNMDGLELLKTIRADGAMSALPVLMVTAEAKKENIIAAAQAGASGWVVKPFTAATLEEKLNKIFEKLGM

来源 Source

来源生物 organism	Escherichia coli
NCBI Class编号 ncbi_taxonomy_id	562
宿主生物 host_organism	Escherichia coli BL21

Entity 2 Entity 2 polymer

Description description	Flagellar motor switch protein fliM
Molecular weight formula_weight	1689.9 kDa
Source method src_method	syn
Copy count entity_count	2

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	E,F

MGDSILSQAEIDALLN

Entity 3 Entity 3 non-polymer

Description description	SULFATE ION
Molecular weight formula_weight	96.1 kDa
Source method src_method	syn
Copy count entity_count	4

Entity 4 Entity 4 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	568

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7. Fold Classification (SCOP + CATH) 8 domains

SCOP 2.08 (4 domains)

Domain ID domain_id	d1u8ta_
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.23 — Flavodoxin-like
Superfamily Superfamily superfamily	c.23.1 — CheY-like
Family Family family	c.23.1.1 — CheY-related

Domain ID domain_id	d1u8tb_
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.23 — Flavodoxin-like
Superfamily Superfamily superfamily	c.23.1 — CheY-like
Family Family family	c.23.1.1 — CheY-related

Domain ID domain_id	d1u8tc_
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.23 — Flavodoxin-like
Superfamily Superfamily superfamily	c.23.1 — CheY-like
Family Family family	c.23.1.1 — CheY-related

Domain ID domain_id	d1u8td_
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.23 — Flavodoxin-like
Superfamily Superfamily superfamily	c.23.1 — CheY-like
Family Family family	c.23.1.1 — CheY-related

CATH v4.4 (4 domains)

Domain ID domain_id	1u8tA00
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	2300 — Response regulator

Domain ID domain_id	1u8tB00
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	2300 — Response regulator

Domain ID domain_id	1u8tC00
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	2300 — Response regulator

Domain ID domain_id	1u8tD00
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	2300 — Response regulator

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8. Citations (1)

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Unit-cell length a length_a	54.280 Å
Unit-cell length b length_b	53.480 Å
Unit-cell length c length_c	54.100 Å
Unit-cell angle α angle_alpha	60.36 °
Unit-cell angle β angle_beta	60.75 °
Unit-cell angle γ angle_gamma	60.57 °
Molecules per unit cell Z z_pdb	4

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

Resolution resolution	1.500 Å
Low-resolution limit resolution_low	13.600 Å
R factor r_factor	0.2000
R_work r_work	0.1960
R_free r_free	0.2730

fit	/app/data/saxs_computation/u8/1u8t/1u8t.fit
pddf	/app/data/pr_computation/u8/1u8t/1u8t.pr.out
profile	/app/data/saxs_computation/u8/1u8t/1u8t.dat

Crystal structure of CheY D13K Y106W alone and in complex with a FliM peptide

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

Chemotaxis protein cheY

State in the Current Structure

Other States of the Same Protein in the Database

Flagellar motor switch protein fliM

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

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 water

7. Fold Classification (SCOP + CATH) 8 domains

SCOP 2.08 (4 domains)

CATH v4.4 (4 domains)

8. Citations (1)

9. Files and Curves (10)

Files (7)

Curves (3)