7k21

Cryo-EM structure of pyrene-labeled ADP-Pi-actin filaments

Method: ELECTRON MICROSCOPY D_max: 144.1 Å Quality: GOOD

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

Actin, alpha skeletal muscle

OrganismNot specified

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 homooligomer Homooligomer Protein × 4 PDB declaration: tetrameric（4） Consistent with protein copy count	Chain A； UniProt 3–377 Chain B； UniProt 3–377 Chain C； UniProt 3–377 Chain D； UniProt 3–377	Non-standard monomer：Yes (specific site not provided by mmCIF)	MG MAGNESIUM ION × 4 ADP ADENOSINE-5'-DIPHOSPHATE × 4 PO4 PHOSPHATE ION × 4 1T4 N-(pyren-1-yl)acetamide × 4	ELECTRON MICROSCOPY cryo-EM buffer：pH 7 cryo-EM vitrification conditions：Cryogen ETHANE	Resolution 3.00 Å

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 7K21	Assembly / Oligomeric State	Construct	Mutations and Modifications	Ligands, Ions and Non-polymers	Method and Experimental Conditions	Structure Quality
1MDU Crystal structure of the chicken actin trimer complexed with human gelsolin segment 1 (GS-1) Deposited 2002-08-07	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric	Chain B 1–377（377 aa）	Non-standard monomer：Yes (specific site not provided by mmCIF)	CA CALCIUM ION × 12 TRS 2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL × 3 ATP ADENOSINE-5'-TRIPHOSPHATE × 3	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8；277 K；PEG 3350, tris, calcium chloride, magnesium chloride, ADP, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 277K	Resolution 2.20 Å R-free 0.233
1MDU Crystal structure of the chicken actin trimer complexed with human gelsolin segment 1 (GS-1) Deposited 2002-08-07	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 2 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric	Chain E 1–377（377 aa）	Non-standard monomer：Yes (specific site not provided by mmCIF)	CA CALCIUM ION × 9 ATP ADENOSINE-5'-TRIPHOSPHATE × 3	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8；277 K；PEG 3350, tris, calcium chloride, magnesium chloride, ADP, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 277K	Resolution 2.20 Å R-free 0.233
5YU8 Cofilin decorated actin filament Deposited 2017-11-21	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 A 3–377（375 aa） Chain B 3–377（375 aa） Chain C 3–377（375 aa） Chain D 3–377（375 aa） Chain E 3–377（375 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) Non-standard monomer：Yes (specific site not provided by mmCIF) Non-standard monomer：Yes (specific site not provided by mmCIF)	MG MAGNESIUM ION × 5 ADP ADENOSINE-5'-DIPHOSPHATE × 5	ELECTRON MICROSCOPY cryo-EM buffer pH 6.5 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.80 Å
6D8C Cryo-EM structure of FLNaABD E254K bound to phalloidin-stabilized F-actin Deposited 2018-04-26	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 13 PDB declaration: tridecameric	Chain H 3–377（375 aa） Chain J 3–377（375 aa） Chain K 3–377（375 aa） Chain L 3–377（375 aa） Chain M 3–377（375 aa）	Not recorded	ADP ADENOSINE-5'-DIPHOSPHATE × 5 MG MAGNESIUM ION × 5	ELECTRON MICROSCOPY cryo-EM buffer pH 8 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.54 Å
6DJM Cryo-EM structure of AMPPNP-actin filaments Deposited 2018-05-25	Different ligand/ion Different structure-quality metrics	Assembly 1 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric	Chain A 3–377（375 aa） Chain B 3–377（375 aa） Chain C 3–377（375 aa） Chain D 3–377（375 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) Non-standard monomer：Yes (specific site not provided by mmCIF)	MG MAGNESIUM ION × 4 ANP PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER × 4	ELECTRON MICROSCOPY cryo-EM buffer pH 7 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.10 Å
6DJN Cryo-EM structure of ADP-Pi-actin filaments Deposited 2018-05-25	Different ligand/ion Different structure-quality metrics	Assembly 1 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric	Chain A 3–377（375 aa） Chain B 3–377（375 aa） Chain C 3–377（375 aa） Chain D 3–377（375 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) Non-standard monomer：Yes (specific site not provided by mmCIF)	MG MAGNESIUM ION × 4 ADP ADENOSINE-5'-DIPHOSPHATE × 4 PO4 PHOSPHATE ION × 4	ELECTRON MICROSCOPY cryo-EM buffer pH 7 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.10 Å
6DJO Cryo-EM structure of ADP-actin filaments Deposited 2018-05-25	Different ligand/ion Different structure-quality metrics	Assembly 1 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric	Chain A 3–377（375 aa） Chain B 3–377（375 aa） Chain C 3–377（375 aa） Chain D 3–377（375 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) Non-standard monomer：Yes (specific site not provided by mmCIF)	MG MAGNESIUM ION × 4 ADP ADENOSINE-5'-DIPHOSPHATE × 4	ELECTRON MICROSCOPY cryo-EM buffer pH 7 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.60 Å
6M5G F-actin-Utrophin complex Deposited 2020-03-10	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 A 1–377（377 aa） Chain B 1–377（377 aa） Chain C 1–377（377 aa） Chain D 1–377（377 aa） Chain E 1–377（377 aa）	Not recorded	MG MAGNESIUM ION × 5 ADP ADENOSINE-5'-DIPHOSPHATE × 5	ELECTRON MICROSCOPY cryo-EM buffer pH 8 cryo-EM vitrification conditions Cryogen ETHANE；blot for 3 seconds	Resolution 3.60 Å
6UPV Alpha-E-catenin ABD-F-actin complex Deposited 2019-10-18	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 7 PDB declaration: heptameric	Chain A 3–377（375 aa） Chain B 3–377（375 aa） Chain C 3–377（375 aa） Chain D 3–377（375 aa） Chain E 3–377（375 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) Non-standard monomer：Yes (specific site not provided by mmCIF) Non-standard monomer：Yes (specific site not provided by mmCIF)	ADP ADENOSINE-5'-DIPHOSPHATE × 5 MG MAGNESIUM ION × 5	ELECTRON MICROSCOPY cryo-EM buffer pH 7.5 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.20 Å
6UPW Metavinculin ABD-F-actin complex Deposited 2019-10-18	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 7 PDB declaration: heptameric	Chain A 3–377（375 aa） Chain B 3–377（375 aa） Chain C 3–377（375 aa） Chain D 3–377（375 aa） Chain E 3–377（375 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) Non-standard monomer：Yes (specific site not provided by mmCIF) Non-standard monomer：Yes (specific site not provided by mmCIF)	ADP ADENOSINE-5'-DIPHOSPHATE × 5 MG MAGNESIUM ION × 5	ELECTRON MICROSCOPY cryo-EM buffer pH 7.5 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 2.90 Å
6X5Z Bovine Cardiac Myosin in Complex with Chicken Skeletal Actin and Human Cardiac Tropomyosin in the Rigor State Deposited 2020-05-27	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 A 1–377（377 aa） Chain B 1–377（377 aa） Chain C 1–377（377 aa）	Not recorded	ADP ADENOSINE-5'-DIPHOSPHATE × 3 MG MAGNESIUM ION × 3	ELECTRON MICROSCOPY cryo-EM buffer pH 7 cryo-EM vitrification conditions Cryogen ETHANE；Thin filaments were reconstituted by first mixing F-actin and tropomyosin to final concentrations of 10 uM actin and 7 uM tropomyosin. Just before applying 1.5 uL actin-tropomyosin to a freshly glow discharged holey-carbon grid, the surfactant octyl B-D-glucopyranoside was added to the protein solution to a concentration of 12 nM. The grid sample was manually blotted for 1 second and a 1.5 uL drop of 7.5 uM myosin-S1 sub-fragment was then applied to the blotted grid sample. The sample was immediately blotted for 4 seconds and plunge-frozen in liquid ethane.	Resolution 4.24 Å
7BT7 F-actin-ADP complex structure Deposited 2020-03-31	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein homooligomer Homooligomer；Protein × 5 PDB declaration: pentameric	Chain A 1–377（377 aa） Chain B 1–377（377 aa） Chain C 1–377（377 aa） Chain D 1–377（377 aa） Chain E 1–377（377 aa）	Not recorded	MG MAGNESIUM ION × 5 ADP ADENOSINE-5'-DIPHOSPHATE × 5	ELECTRON MICROSCOPY cryo-EM buffer pH 8 cryo-EM vitrification conditions Cryogen ETHANE；blot for 3.5 seconds	Resolution 3.80 Å
7BTE Lifeact-F-actin complex Deposited 2020-04-01	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 A 1–377（377 aa） Chain C 1–377（377 aa） Chain E 1–377（377 aa） Chain G 1–377（377 aa） Chain I 1–377（377 aa）	Not recorded	MG MAGNESIUM ION × 5 ADP ADENOSINE-5'-DIPHOSPHATE × 5	ELECTRON MICROSCOPY cryo-EM buffer pH 7.5；50mM KCl,1mM MgCl2,0.2mM EGTA, 10mM Imidazole buffer pH 7.5 cryo-EM vitrification conditions Cryogen ETHANE；blot for 3.5 seconds	Resolution 4.20 Å
7BTI Phalloidin bound F-actin complex Deposited 2020-04-01	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 A 1–377（377 aa） Chain B 1–377（377 aa） Chain C 1–377（377 aa） Chain D 1–377（377 aa） Chain E 1–377（377 aa）	Not recorded	MG MAGNESIUM ION × 5 ADP ADENOSINE-5'-DIPHOSPHATE × 5	ELECTRON MICROSCOPY cryo-EM buffer pH 7.5；50mM KCl,1mM MgCl2,0.2mM EGTA, 10mM Imidazole buffer pH 7.5 cryo-EM vitrification conditions Cryogen ETHANE；blot for 3.5 seconds	Resolution 3.60 Å
7K20 Cryo-EM structure of pyrene-labeled ADP-actin filaments Deposited 2020-09-08	Different ligand/ion Different structure-quality metrics	Assembly 1 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric	Chain A 3–377（375 aa） Chain B 3–377（375 aa） Chain C 3–377（375 aa） Chain D 3–377（375 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) Non-standard monomer：Yes (specific site not provided by mmCIF)	MG MAGNESIUM ION × 4 ADP ADENOSINE-5'-DIPHOSPHATE × 4 1T4 N-(pyren-1-yl)acetamide × 4	ELECTRON MICROSCOPY cryo-EM buffer pH 7 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.20 Å
7KCH Myosin XI-F-actin complex Deposited 2020-10-05	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 B 1–377（377 aa） Chain C 1–377（377 aa） Chain G 1–377（377 aa）	Not recorded	ADP ADENOSINE-5'-DIPHOSPHATE × 3 MG MAGNESIUM ION × 3	ELECTRON MICROSCOPY cryo-EM buffer pH 7；10 mM imidazole pH 7.0,50 mM KCl,1mM MgCl2, 1mM EGTA, 0.5 mM DTT, 0.01% NaN3 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 4.33 Å
7R8V Cryo-EM structure of the ADP state actin filament Deposited 2021-06-27	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein homooligomer Homooligomer；Protein × 5 PDB declaration: pentameric	Chain A 7–377（371 aa） Chain B 7–377（371 aa） Chain C 7–377（371 aa） Chain D 7–377（371 aa） Chain E 7–377（371 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) Non-standard monomer：Yes (specific site not provided by mmCIF) Non-standard monomer：Yes (specific site not provided by mmCIF)	ADP ADENOSINE-5'-DIPHOSPHATE × 5 MG MAGNESIUM ION × 5	ELECTRON MICROSCOPY cryo-EM buffer pH 7；10 mM imidazole pH 7.0, 50 mM KCl, 1 mM MgCl2, 1 mM EGTA, 0.5 mM DTT, 0.01% NaN3 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 2.82 Å
7R91 cryo-EM structure of the rigor state wild type myosin-15-F-actin complex Deposited 2021-06-28	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 7–377（371 aa） Chain B 7–377（371 aa） Chain C 7–377（371 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)	ADP ADENOSINE-5'-DIPHOSPHATE × 3 MG MAGNESIUM ION × 3	ELECTRON MICROSCOPY cryo-EM buffer pH 7；10 mM imidazole pH 7.0, 50 mM KCl, 1 mM MgCl2, 1 mM EGTA, 0.5 mM DTT, 0.01% NaN3 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 2.83 Å
7R94 T-Plastin-F-actin complex Deposited 2021-06-28	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 A 1–377（377 aa） Chain B 1–377（377 aa） Chain C 1–377（377 aa） Chain D 1–377（377 aa） Chain E 1–377（377 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) Non-standard monomer：Yes (specific site not provided by mmCIF) Non-standard monomer：Yes (specific site not provided by mmCIF)	ADP ADENOSINE-5'-DIPHOSPHATE × 5 MG MAGNESIUM ION × 5	ELECTRON MICROSCOPY cryo-EM buffer pH 7.5 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 2.60 Å
7RB8 cryo-EM structure of the ADP state wild type myosin-15-F-actin complex Deposited 2021-07-05	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 5–377（373 aa） Chain B 5–377（373 aa） Chain C 5–377（373 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)	ADP ADENOSINE-5'-DIPHOSPHATE × 4 MG MAGNESIUM ION × 4	ELECTRON MICROSCOPY cryo-EM buffer pH 7；10 mM imidazole pH 7.0, 50 mM KCl, 1 mM MgCl2, 1 mM EGTA, 0.5 mM DTT, 0.01% NaN3 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.63 Å
7RB9 Cryo-EM structure of the rigor state Jordan myosin-15-F-actin complex Deposited 2021-07-05	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 5–377（373 aa） Chain B 5–377（373 aa） Chain C 5–377（373 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)	ADP ADENOSINE-5'-DIPHOSPHATE × 3 MG MAGNESIUM ION × 3	ELECTRON MICROSCOPY cryo-EM buffer pH 7；10 mM imidazole pH 7.0, 50 mM KCl, 1 mM MgCl2, 1 mM EGTA, 0.5 mM DTT, 0.01% NaN3 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.76 Å
7SX8 T-Plastin-F-actin complex, parallel bundled state Deposited 2021-11-22	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 7 PDB declaration: heptameric	Chain A 1–377（377 aa） Chain B 1–377（377 aa） Chain C 1–377（377 aa） Chain E 1–377（377 aa） Chain G 1–377（377 aa） Chain H 1–377（377 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) 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)	ADP ADENOSINE-5'-DIPHOSPHATE × 6 MG MAGNESIUM ION × 6	ELECTRON MICROSCOPY cryo-EM buffer pH 7.5 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 9.00 Å
7SX9 T-Plastin-F-actin complex, anti-parallel bundled state Deposited 2021-11-22	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 7 PDB declaration: heptameric	Chain A 1–377（377 aa） Chain B 1–377（377 aa） Chain C 1–377（377 aa） Chain E 1–377（377 aa） Chain G 1–377（377 aa） Chain H 1–377（377 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) 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)	ADP ADENOSINE-5'-DIPHOSPHATE × 6 MG MAGNESIUM ION × 6	ELECTRON MICROSCOPY cryo-EM buffer pH 7.5 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 10.00 Å
7SXA T-Plastin-F-actin complex, pre-bundling intermediate state Deposited 2021-11-22	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 B 1–377（377 aa） Chain C 1–377（377 aa） Chain D 1–377（377 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)	ADP ADENOSINE-5'-DIPHOSPHATE × 3 MG MAGNESIUM ION × 3	ELECTRON MICROSCOPY cryo-EM buffer pH 7.5 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 6.87 Å
7UDT cryo-EM structure of the rigor state wild type myosin-15-F-actin complex (symmetry expansion and re-centering) Deposited 2022-03-20	Different construct Different mutation/modification 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 5–377（373 aa） Chain B 5–377（373 aa） Chain C 5–377（373 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)	ADP ADENOSINE-5'-DIPHOSPHATE × 3 MG MAGNESIUM ION × 3	ELECTRON MICROSCOPY cryo-EM buffer pH 7；10 mM imidazole pH 7.0, 50 mM KCl, 1 mM MgCl2, 1 mM EGTA, 0.5 mM DTT, 0.01% NaN3 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.17 Å
7UDU cryo-EM structure of the ADP state wild type myosin-15-F-actin complex (symmetry expansion and re-centering) Deposited 2022-03-20	Different construct Different mutation/modification 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 5–377（373 aa） Chain B 5–377（373 aa） Chain C 5–377（373 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)	ADP ADENOSINE-5'-DIPHOSPHATE × 4 MG MAGNESIUM ION × 4	ELECTRON MICROSCOPY cryo-EM buffer pH 7；10 mM imidazole pH 7.0, 50 mM KCl, 1 mM MgCl2, 1 mM EGTA, 0.5 mM DTT, 0.01% NaN3 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 4.15 Å
7W4Z Crystal structure of fragmin domain-1 in complex with actin (AMPPNP-form) Deposited 2021-11-29	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 1–377（377 aa）	Non-standard monomer：Yes (specific site not provided by mmCIF)	ANP PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER × 1 MG MAGNESIUM ION × 1 PO4 PHOSPHATE ION × 2 EDO 1,2-ETHANEDIOL × 3 CA CALCIUM ION × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293 K；50 mM Na2HPO4, 19% PEG3350	Resolution 1.15 Å R-free 0.158
7W50 Crystal structure of fragmin domain-1 in complex with actin (ADP-Pi-form) Deposited 2021-11-29	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 1–377（377 aa）	Non-standard monomer：Yes (specific site not provided by mmCIF)	ADP ADENOSINE-5'-DIPHOSPHATE × 1 PO4 PHOSPHATE ION × 3 MG MAGNESIUM ION × 1 EDO 1,2-ETHANEDIOL × 3 CA CALCIUM ION × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293 K；100 mM Na2HPO4, 18% PEG3350	Resolution 1.15 Å R-free 0.162
7W51 Crystal structure of fragmin domain-1 in complex with actin (ADP-form) Deposited 2021-11-29	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 1–377（377 aa）	Non-standard monomer：Yes (specific site not provided by mmCIF)	ADP ADENOSINE-5'-DIPHOSPHATE × 1 MG MAGNESIUM ION × 1 EDO 1,2-ETHANEDIOL × 5 CA CALCIUM ION × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293 K；0.1 M HEPES-NaOH, pH 8.0, 16% PEG3350	Resolution 1.20 Å R-free 0.176
7W52 Crystal structure of fragmin domain-1 (15-160) in complex with actin Deposited 2021-11-29	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 1–377（377 aa）	Non-standard monomer：Yes (specific site not provided by mmCIF)	ATP ADENOSINE-5'-TRIPHOSPHATE × 1 CA CALCIUM ION × 3 ACT ACETATE ION × 3 NA SODIUM ION × 1 EDO 1,2-ETHANEDIOL × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293 K；0.1 M sodium acetate, pH 4.5, 0.1 M calcium acetate, and 7% PEG3350	Resolution 2.00 Å R-free 0.246
7W52 Crystal structure of fragmin domain-1 (15-160) in complex with actin Deposited 2021-11-29	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain C 1–377（377 aa）	Non-standard monomer：Yes (specific site not provided by mmCIF)	ATP ADENOSINE-5'-TRIPHOSPHATE × 1 CA CALCIUM ION × 3 ACT ACETATE ION × 1 NA SODIUM ION × 1 EDO 1,2-ETHANEDIOL × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293 K；0.1 M sodium acetate, pH 4.5, 0.1 M calcium acetate, and 7% PEG3350	Resolution 2.00 Å R-free 0.246
7W52 Crystal structure of fragmin domain-1 (15-160) in complex with actin Deposited 2021-11-29	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 3 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain E 1–377（377 aa）	Non-standard monomer：Yes (specific site not provided by mmCIF)	ATP ADENOSINE-5'-TRIPHOSPHATE × 1 CA CALCIUM ION × 3 NA SODIUM ION × 1 EDO 1,2-ETHANEDIOL × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293 K；0.1 M sodium acetate, pH 4.5, 0.1 M calcium acetate, and 7% PEG3350	Resolution 2.00 Å R-free 0.246
7W52 Crystal structure of fragmin domain-1 (15-160) in complex with actin Deposited 2021-11-29	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 4 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain G 1–377（377 aa）	Non-standard monomer：Yes (specific site not provided by mmCIF)	ATP ADENOSINE-5'-TRIPHOSPHATE × 1 CA CALCIUM ION × 3 NA SODIUM ION × 1 EDO 1,2-ETHANEDIOL × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293 K；0.1 M sodium acetate, pH 4.5, 0.1 M calcium acetate, and 7% PEG3350	Resolution 2.00 Å R-free 0.246
7YNE Crystal structure of fragmin domain-1 (1-160) in complex with G-form actin Deposited 2022-07-30	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 1–377（377 aa）	Non-standard monomer：Yes (specific site not provided by mmCIF)	ADP ADENOSINE-5'-DIPHOSPHATE × 1 CA CALCIUM ION × 3 ACT ACETATE ION × 3 NA SODIUM ION × 1 EDO 1,2-ETHANEDIOL × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293 K；0.1 M sodium acetate, pH 5.0, 0.1 M calcium acetate, and 12% PEG4000	Resolution 2.70 Å R-free 0.308
7YNE Crystal structure of fragmin domain-1 (1-160) in complex with G-form actin Deposited 2022-07-30	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain C 1–377（377 aa）	Non-standard monomer：Yes (specific site not provided by mmCIF)	ADP ADENOSINE-5'-DIPHOSPHATE × 1 CA CALCIUM ION × 3 ACT ACETATE ION × 1 NA SODIUM ION × 1 PO4 PHOSPHATE ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293 K；0.1 M sodium acetate, pH 5.0, 0.1 M calcium acetate, and 12% PEG4000	Resolution 2.70 Å R-free 0.308
7YNE Crystal structure of fragmin domain-1 (1-160) in complex with G-form actin Deposited 2022-07-30	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 3 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain E 1–377（377 aa）	Non-standard monomer：Yes (specific site not provided by mmCIF)	ADP ADENOSINE-5'-DIPHOSPHATE × 1 CA CALCIUM ION × 3	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293 K；0.1 M sodium acetate, pH 5.0, 0.1 M calcium acetate, and 12% PEG4000	Resolution 2.70 Å R-free 0.308
7YNE Crystal structure of fragmin domain-1 (1-160) in complex with G-form actin Deposited 2022-07-30	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 4 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain G 1–377（377 aa）	Non-standard monomer：Yes (specific site not provided by mmCIF)	ADP ADENOSINE-5'-DIPHOSPHATE × 1 CA CALCIUM ION × 3	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293 K；0.1 M sodium acetate, pH 5.0, 0.1 M calcium acetate, and 12% PEG4000	Resolution 2.70 Å R-free 0.308
8C4C F-actin decorated by SipA497-669 Deposited 2023-01-03	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 12 PDB declaration: 12-meric	Chain A 1–377（377 aa） Chain B 1–377（377 aa） Chain C 1–377（377 aa） Chain D 1–377（377 aa） Chain E 1–377（377 aa） Chain F 1–377（377 aa） Chain G 1–377（377 aa） Chain H 1–377（377 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) 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) Non-standard monomer：Yes (specific site not provided by mmCIF) Non-standard monomer：Yes (specific site not provided by mmCIF)	ADP ADENOSINE-5'-DIPHOSPHATE × 8 PO4 PHOSPHATE ION × 8 MG MAGNESIUM ION × 8	ELECTRON MICROSCOPY cryo-EM buffer pH 8；5 mM Tris buffer, pH 7.5, 0.1 mM DTT, 0.2 mM ATP, 0.2 mM EGTA and 0.05 mM MgCl2 cryo-EM vitrification conditions Cryogen ETHANE-PROPANE	Resolution 2.70 Å
8C4E F-actin decorated by SipA426-685 Deposited 2023-01-03	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 12 PDB declaration: 12-meric	Chain A 1–377（377 aa） Chain B 1–377（377 aa） Chain C 1–377（377 aa） Chain D 1–377（377 aa） Chain E 1–377（377 aa） Chain F 1–377（377 aa） Chain G 1–377（377 aa） Chain H 1–377（377 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) 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) Non-standard monomer：Yes (specific site not provided by mmCIF) Non-standard monomer：Yes (specific site not provided by mmCIF)	ADP ADENOSINE-5'-DIPHOSPHATE × 8 PO4 PHOSPHATE ION × 8 MG MAGNESIUM ION × 8	ELECTRON MICROSCOPY cryo-EM buffer pH 8；5 mM Tris buffer, pH 7.5, 0.1 mM DTT, 0.2 mM ATP, 0.2 mM EGTA and 0.05 mM MgCl2 cryo-EM vitrification conditions Cryogen ETHANE-PROPANE	Resolution 2.60 Å
8D13 Helical ADP-F-actin Deposited 2022-05-26	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein homooligomer Homooligomer；Protein × 3 PDB declaration: trimeric	Chain A 1–377（377 aa） Chain B 1–377（377 aa） Chain C 1–377（377 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)	ADP ADENOSINE-5'-DIPHOSPHATE × 3 MG MAGNESIUM ION × 3	ELECTRON MICROSCOPY cryo-EM buffer pH 7.5 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 2.43 Å
8D14 Helical ADP-Pi-F-actin Deposited 2022-05-26	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein homooligomer Homooligomer；Protein × 3 PDB declaration: trimeric	Chain A 1–377（377 aa） Chain B 1–377（377 aa） Chain C 1–377（377 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)	ADP ADENOSINE-5'-DIPHOSPHATE × 3 MG MAGNESIUM ION × 3 PO4 PHOSPHATE ION × 3	ELECTRON MICROSCOPY cryo-EM buffer pH 7.5 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 2.51 Å
8D15 Bent ADP-F-actin Deposited 2022-05-26	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein homooligomer Homooligomer；Protein × 7 PDB declaration: heptameric	Chain A 1–377（377 aa） Chain B 1–377（377 aa） Chain C 1–377（377 aa） Chain D 1–377（377 aa） Chain E 1–377（377 aa） Chain F 1–377（377 aa） Chain G 1–377（377 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) 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) Non-standard monomer：Yes (specific site not provided by mmCIF)	ADP ADENOSINE-5'-DIPHOSPHATE × 7 MG MAGNESIUM ION × 7	ELECTRON MICROSCOPY cryo-EM buffer pH 7.5 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.61 Å
8D16 Bent ADP-Pi-F-actin Deposited 2022-05-26	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein homooligomer Homooligomer；Protein × 7 PDB declaration: heptameric	Chain A 7–377（371 aa） Chain B 7–377（371 aa） Chain C 7–377（371 aa） Chain D 7–377（371 aa） Chain E 7–377（371 aa） Chain F 7–377（371 aa） Chain G 7–377（371 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) 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) Non-standard monomer：Yes (specific site not provided by mmCIF)	ADP ADENOSINE-5'-DIPHOSPHATE × 7 MG MAGNESIUM ION × 7 PO4 PHOSPHATE ION × 7	ELECTRON MICROSCOPY cryo-EM buffer pH 7.5 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.71 Å
8D17 Straight ADP-F-actin 1 Deposited 2022-05-26	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein homooligomer Homooligomer；Protein × 7 PDB declaration: heptameric	Chain A 1–377（377 aa） Chain B 1–377（377 aa） Chain C 1–377（377 aa） Chain D 1–377（377 aa） Chain E 1–377（377 aa） Chain F 1–377（377 aa） Chain G 1–377（377 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) 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) Non-standard monomer：Yes (specific site not provided by mmCIF)	ADP ADENOSINE-5'-DIPHOSPHATE × 7 MG MAGNESIUM ION × 7	ELECTRON MICROSCOPY cryo-EM buffer pH 7.5 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.69 Å
8D18 Straight ADP-F-actin 2 Deposited 2022-05-26	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein homooligomer Homooligomer；Protein × 7 PDB declaration: heptameric	Chain A 1–377（377 aa） Chain B 1–377（377 aa） Chain C 1–377（377 aa） Chain D 1–377（377 aa） Chain E 1–377（377 aa） Chain F 1–377（377 aa） Chain G 1–377（377 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) 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) Non-standard monomer：Yes (specific site not provided by mmCIF)	ADP ADENOSINE-5'-DIPHOSPHATE × 7 MG MAGNESIUM ION × 7	ELECTRON MICROSCOPY cryo-EM buffer pH 7.5 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.66 Å
8E9B Cryo-EM structure of S. pombe Arp2/3 complex in the branch junction Deposited 2022-08-26	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 15 PDB declaration: pentadecameric	Chain H 3–377（375 aa） Chain I 3–377（375 aa） Chain M 3–377（375 aa） Chain N 3–377（375 aa） Chain O 3–377（375 aa） Chain P 3–377（375 aa） Chain Q 3–377（375 aa） Chain R 3–377（375 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) 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) Non-standard monomer：Yes (specific site not provided by mmCIF) Non-standard monomer：Yes (specific site not provided by mmCIF)	MG MAGNESIUM ION × 10 ADP ADENOSINE-5'-DIPHOSPHATE × 9 ATP ADENOSINE-5'-TRIPHOSPHATE × 1	ELECTRON MICROSCOPY cryo-EM buffer pH 7 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.50 Å
8R3H Phalloidin bound F-actin Deposited 2023-11-09	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 F 1–377（377 aa） Chain G 1–377（377 aa） Chain H 1–377（377 aa） Chain I 1–377（377 aa） Chain J 1–377（377 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) Non-standard monomer：Yes (specific site not provided by mmCIF) Non-standard monomer：Yes (specific site not provided by mmCIF)	MG MAGNESIUM ION × 5 ADP ADENOSINE-5'-DIPHOSPHATE × 5	ELECTRON MICROSCOPY cryo-EM buffer pH 8 cryo-EM vitrification conditions Cryogen ETHANE-PROPANE	Resolution 3.13 Å
8SYF Homology model of Acto-HMM complex in ADP-state. Chicken smooth muscle HMM and chicken pectoralis actin Deposited 2023-05-25	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 C 3–377（375 aa） Chain D 3–377（375 aa）	Not recorded	No recorded non-water small molecule	ELECTRON MICROSCOPY cryo-EM buffer pH 7.6 cryo-EM vitrification conditions Cryogen ETHANE-PROPANE	Resolution 19.00 Å
8VFM Salmonella effector protein SipA decorated actin filament Deposited 2023-12-21	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 12 PDB declaration: dodecameric	Chain J 1–377（377 aa） Chain L 1–377（377 aa） Chain M 1–377（377 aa） Chain N 1–377（377 aa） Chain R 1–377（377 aa） Chain S 1–377（377 aa） Chain U 1–377（377 aa） Chain W 1–377（377 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) 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) Non-standard monomer：Yes (specific site not provided by mmCIF) Non-standard monomer：Yes (specific site not provided by mmCIF)	MG MAGNESIUM ION × 8 ADP ADENOSINE-5'-DIPHOSPHATE × 8	ELECTRON MICROSCOPY cryo-EM buffer pH 7.5 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.60 Å
8VO5 Cryo-EM structure of fascin bound to F-actin (actin binding site 1) Deposited 2024-01-14	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions	Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric	Chain B 5–377（373 aa） Chain C 5–377（373 aa） Chain D 5–377（373 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)	ADP ADENOSINE-5'-DIPHOSPHATE × 3 MG MAGNESIUM ION × 3	ELECTRON MICROSCOPY cryo-EM buffer pH 8 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.00 Å
8VO6 Cryo-EM structure of fascin bound to F-actin (actin binding site 2) Deposited 2024-01-14	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 E 5–377（373 aa） Chain F 5–377（373 aa） Chain G 5–377（373 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)	ADP ADENOSINE-5'-DIPHOSPHATE × 3 MG MAGNESIUM ION × 3	ELECTRON MICROSCOPY cryo-EM buffer pH 8 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.10 Å
8VO7 Cryo-EM structure of fascin crosslinked F-actin Deposited 2024-01-14	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 7 PDB declaration: heptameric	Chain B 5–377（373 aa） Chain C 5–377（373 aa） Chain D 5–377（373 aa） Chain E 5–377（373 aa） Chain F 5–377（373 aa） Chain G 5–377（373 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) 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)	ADP ADENOSINE-5'-DIPHOSPHATE × 6 MG MAGNESIUM ION × 6	ELECTRON MICROSCOPY cryo-EM buffer pH 8 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.10 Å
8VO8 Cryo-EM structure of fascin crosslinked F-actin (Eigen_left) Deposited 2024-01-14	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 7 PDB declaration: heptameric	Chain B 5–377（373 aa） Chain C 5–377（373 aa） Chain D 5–377（373 aa） Chain E 5–377（373 aa） Chain F 5–377（373 aa） Chain G 5–377（373 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) 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)	ADP ADENOSINE-5'-DIPHOSPHATE × 6 MG MAGNESIUM ION × 6	ELECTRON MICROSCOPY cryo-EM buffer pH 8 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.90 Å
8VO9 Cryo-EM structure of fascin crosslinked F-actin (Eigen_middle) Deposited 2024-01-14	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 7 PDB declaration: heptameric	Chain B 5–377（373 aa） Chain C 5–377（373 aa） Chain D 5–377（373 aa） Chain E 5–377（373 aa） Chain F 5–377（373 aa） Chain G 5–377（373 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) 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)	ADP ADENOSINE-5'-DIPHOSPHATE × 6 MG MAGNESIUM ION × 6	ELECTRON MICROSCOPY cryo-EM buffer pH 8 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.40 Å
8VOA Cryo-EM structure of fascin crosslinked F-actin (Eigen_right) Deposited 2024-01-14	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 7 PDB declaration: heptameric	Chain B 5–377（373 aa） Chain C 5–377（373 aa） Chain D 5–377（373 aa） Chain E 5–377（373 aa） Chain F 5–377（373 aa） Chain G 5–377（373 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) 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)	ADP ADENOSINE-5'-DIPHOSPHATE × 6 MG MAGNESIUM ION × 6	ELECTRON MICROSCOPY cryo-EM buffer pH 8 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 4.00 Å
9DVA F-actin binding interface of alpha-E-catenin ABD (cadherin-catenin complex) and afadin Deposited 2024-10-07	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 A 3–377（375 aa） Chain B 3–377（375 aa） Chain C 3–377（375 aa） Chain D 3–377（375 aa） Chain E 3–377（375 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) Non-standard monomer：Yes (specific site not provided by mmCIF) Non-standard monomer：Yes (specific site not provided by mmCIF)	ADP ADENOSINE-5'-DIPHOSPHATE × 5 MG MAGNESIUM ION × 5	ELECTRON MICROSCOPY cryo-EM buffer pH 8 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.10 Å
9JUS Structure of villin bound to an actin trimer Deposited 2024-10-08	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric	Chain f 1–377（377 aa） Chain g 1–377（377 aa） Chain p 1–377（377 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)	ADP ADENOSINE-5'-DIPHOSPHATE × 3 MG MAGNESIUM ION × 3 CA CALCIUM ION × 8 CL CHLORIDE ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.5；293.15 K；0.1 M Bis-Tris propane, pH 6.5 10% PEG 3350 0.2 M KSCN 5 mM CaCl2/MgCl2	Resolution 2.70 Å R-free 0.226
9JUS Structure of villin bound to an actin trimer Deposited 2024-10-08	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 2 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric	Chain F 1–377（377 aa） Chain G 1–377（377 aa） Chain P 1–377（377 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)	ADP ADENOSINE-5'-DIPHOSPHATE × 3 MG MAGNESIUM ION × 3 CA CALCIUM ION × 8 SCN THIOCYANATE ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.5；293.15 K；0.1 M Bis-Tris propane, pH 6.5 10% PEG 3350 0.2 M KSCN 5 mM CaCl2/MgCl2	Resolution 2.70 Å R-free 0.226
9JVT Structure of the C-terminal 4 domains (V4-V6-HP) villin bound to an actin Deposited 2024-10-09	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain g 1–377（377 aa）	Non-standard monomer：Yes (specific site not provided by mmCIF)	CA CALCIUM ION × 5 ADP ADENOSINE-5'-DIPHOSPHATE × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293 K；0.1 M Tris, pH 8.0 50% PEG 400 0.2 M Li2SO4 1 mM CaCl2	Resolution 3.29 Å R-free 0.268
9JVT Structure of the C-terminal 4 domains (V4-V6-HP) villin bound to an actin Deposited 2024-10-09	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain G 1–377（377 aa）	Non-standard monomer：Yes (specific site not provided by mmCIF)	CA CALCIUM ION × 5 ADP ADENOSINE-5'-DIPHOSPHATE × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293 K；0.1 M Tris, pH 8.0 50% PEG 400 0.2 M Li2SO4 1 mM CaCl2	Resolution 3.29 Å R-free 0.268
9JW0 Structure of the N-terminal 3 domains (V1-V3) villin bound to actin Deposited 2024-10-09	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain B 1–377（377 aa）	Not recorded	CA CALCIUM ION × 5 ATP ADENOSINE-5'-TRIPHOSPHATE × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293 K；0.1 M Bis-Tris propane, pH 8.5, 20% PEG 3350, 0.2 M sodium nitrate, 1 mM CaCl2	Resolution 2.69 Å R-free 0.259
9L2N Crystal structure of Cytochalasin D bound to a filamentous conformation actin Deposited 2024-12-17	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 3–377（375 aa）	Non-standard monomer：Yes (specific site not provided by mmCIF)	ADP ADENOSINE-5'-DIPHOSPHATE × 1 PO4 PHOSPHATE ION × 3 MG MAGNESIUM ION × 1 CY9 (3S,3aR,4S,6S,6aR,7E,10S,12R,13E,15R,15aR)-3-benzyl-6,12-dihydroxy-4,10,12-trimethyl-5-methylidene-1,11-dioxo-2,3,3a,4,5,6,6a,9,10,11,12,15-dodecahydro-1H-cycloundeca[d]isoindol-15-yl acetate × 1 CA CALCIUM ION × 2 EDO 1,2-ETHANEDIOL × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293 K；17% (w/v) PEG3350 and 20 mM Na2HPO4	Resolution 1.70 Å R-free 0.204
9M5E Structure of SPIN90 dimer-Arp2/3 complex-nucleated actin filament (singlet complex) Deposited 2025-03-05	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 12 PDB declaration: 12-meric	Chain I 1–377（377 aa） Chain J 1–377（377 aa） Chain K 1–377（377 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)	MG MAGNESIUM ION × 4 ADP ADENOSINE-5'-DIPHOSPHATE × 5	ELECTRON MICROSCOPY cryo-EM buffer pH 7.5 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.55 Å
9M64 Structure of SPIN90 dimer-Arp2/3 complexes-nucleated actin filaments (Doublet Complex) Deposited 2025-03-07	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 24 PDB declaration: 24-meric	Chain I 1–377（377 aa） Chain J 1–377（377 aa） Chain K 1–377（377 aa） Chain L 1–377（377 aa） Chain i 1–377（377 aa） Chain j 1–377（377 aa） Chain k 1–377（377 aa） Chain l 1–377（377 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) 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) Non-standard monomer：Yes (specific site not provided by mmCIF) Non-standard monomer：Yes (specific site not provided by mmCIF)	ADP ADENOSINE-5'-DIPHOSPHATE × 12 MG MAGNESIUM ION × 10	ELECTRON MICROSCOPY cryo-EM buffer pH 7.5 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.40 Å
9QGK F-actin decorated by ITPKA Deposited 2025-03-13	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 13 PDB declaration: 13-meric	Chain F 1–377（377 aa） Chain G 1–377（377 aa） Chain H 1–377（377 aa） Chain I 1–377（377 aa） Chain J 1–377（377 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) Non-standard monomer：Yes (specific site not provided by mmCIF) Non-standard monomer：Yes (specific site not provided by mmCIF)	MG MAGNESIUM ION × 5 ADP ADENOSINE-5'-DIPHOSPHATE × 5	ELECTRON MICROSCOPY cryo-EM buffer pH 8 cryo-EM vitrification conditions Cryogen ETHANE-PROPANE	Resolution 2.97 Å
9SGK F-actin in complex with USP54 M1 actin binding motif Deposited 2025-08-22	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 10 PDB declaration: decameric	Chain F 1–377（377 aa） Chain G 1–377（377 aa） Chain H 1–377（377 aa） Chain I 1–377（377 aa） Chain J 1–377（377 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) Non-standard monomer：Yes (specific site not provided by mmCIF) Non-standard monomer：Yes (specific site not provided by mmCIF)	MG MAGNESIUM ION × 5 ADP ADENOSINE-5'-DIPHOSPHATE × 5	ELECTRON MICROSCOPY cryo-EM buffer pH 7.5 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.80 Å

57 other PDB entries and 66 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence

UniProt name	ACTS_CHICK
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–375； UniProt 3–377 Author chain B； PDBConstruct 1–375； UniProt 3–377 Author chain C； PDBConstruct 1–375； UniProt 3–377 Author chain D； PDBConstruct 1–375； UniProt 3–377

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	7k21
Deposition date deposition_date	2020-09-08
Structure title title	Cryo-EM structure of pyrene-labeled ADP-Pi-actin filaments
Keywords keywords	actin, pyrene, fluorescence, ADP, phosphate, CYTOSOLIC PROTEIN; CYTOSOLIC PROTEIN
Experimental Method method	ELECTRON MICROSCOPY

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

Radius of gyration Rg (Guinier) rg_guinier	40.56 Å
Radius of gyration Rg (electron density) rg_electron	40.60 Å
Forward intensity I(0) i0	436645000.00
Molecular weight molecular_weight	169070.0 kDa
Excluded volume excluded_volume	210710 Å³
Envelope volume envelope_volume	268070 Å³
Hydration-shell volume shell_volume	56842 Å³
Envelope diameter envelope_diameter	154.2 Å
Shell Rg shell_rg	44.44 Å
Envelope Rg envelope_rg	40.49 Å
Shape Rg shape_rg	40.62 Å
Total Rg total_rg	40.75 Å
Total atoms total_atoms	11848
Residues n_residues	1484
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	144.1 Å
Rg (real space) rg_real	40.74 Å
Rg uncertainty (real space) rg_real_error	1.55 Å
I(0) (real space) i0_real	4.3660e+08
I(0) uncertainty (real space) i0_real_error	8.2550e+06
Rg (reciprocal space) rg_reciprocal	40.56 Å
I(0) (reciprocal space) i0_reciprocal	436600000.0000
Solution quality estimate total_estimate	0.8407
Solution quality rating solution_quality	GOOD a GOOD solution
P(r) peaks n_peaks	2
Primary peak position r_peak_primary	44.3 Å
Skewness Skewness skewness	0.548
Kurtosis Kurtosis kurtosis	0.000
Angular range angular_range	— – 0.1950 Å⁻¹
Current regularization parameter α current_alpha	0.0000
Highest regularization parameter α highest_alpha	47280000.0000
Real-space data points n_real_points	40
GNOM version gnom_version	4.1.3
Quality Criteria quality_criteria	AN1: 0.000; Oscil: 0.740; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.885; Smooth: 0.821

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5. Crystallography and Experiment 5. Crystallography & Experiment

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6. Entities and Polymers Entities & Polymers (5)

Entity 1 Entity 1 polymer

Description description	Actin, alpha skeletal muscle
Molecular weight formula_weight	41875.6 kDa
Source method src_method	nat
Copy count entity_count	4

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B,C,D
Atom count atom_count	11848

DEDETTALVCDNGSGLVKAGFAGDDAPRAVFPSIVGRPRHQGVMVGMGQKDSYVGDEAQSKRGILTLKYPIEHGIITNWDDMEKIWHHTFYNELRVAPEEHPTLLTEAPLNPKANREKMTQIMFETFNVPAMYVAIQAVLSLYASGRTTGIVLDSGDGVTHNVPIYEGYALPHAIMRLDLAGRDLTDYLMKILTERGYSFVTTAEREIVRDIKEKLCYVALDFENEMATAASSSSLEKSYELPDGQVITIGNERFRCPETLFQPSFIGMESAGIHETTYNSIMKCDIDIRKDLYANNVMSGGTTMYPGIADRMQKEITALAPSTMKIKIIAPPERKYSVWIGGSILASLSTFQQMWITKQEYDEAGPSIVHRKCF

Entity 2 Entity 2 non-polymer

Description description	MAGNESIUM ION
Molecular weight formula_weight	24.3 kDa
Source method src_method	syn
Copy count entity_count	4

Entity 3 Entity 3 non-polymer

Description description	ADENOSINE-5'-DIPHOSPHATE
Molecular weight formula_weight	427.2 kDa
Source method src_method	syn
Copy count entity_count	4

Entity 4 Entity 4 non-polymer

Description description	PHOSPHATE ION
Molecular weight formula_weight	95.0 kDa
Source method src_method	syn
Copy count entity_count	4

Entity 5 Entity 5 non-polymer

Description description	N-(pyren-1-yl)acetamide
Molecular weight formula_weight	259.3 kDa
Source method src_method	syn
Copy count entity_count	4

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7. Fold Classification (SCOP + CATH) 8 domains

SCOP 2.08 (8 domains)

Domain ID domain_id	d7k21a1
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.55 — Ribonuclease H-like motif
Superfamily Superfamily superfamily	c.55.1 — Actin-like ATPase domain
Family Family family	c.55.1.0 — automated matches

Domain ID domain_id	d7k21a2
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.55 — Ribonuclease H-like motif
Superfamily Superfamily superfamily	c.55.1 — Actin-like ATPase domain
Family Family family	c.55.1.1 — Actin/HSP70

Domain ID domain_id	d7k21b1
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.55 — Ribonuclease H-like motif
Superfamily Superfamily superfamily	c.55.1 — Actin-like ATPase domain
Family Family family	c.55.1.0 — automated matches

Domain ID domain_id	d7k21b2
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.55 — Ribonuclease H-like motif
Superfamily Superfamily superfamily	c.55.1 — Actin-like ATPase domain
Family Family family	c.55.1.1 — Actin/HSP70

Domain ID domain_id	d7k21c1
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.55 — Ribonuclease H-like motif
Superfamily Superfamily superfamily	c.55.1 — Actin-like ATPase domain
Family Family family	c.55.1.0 — automated matches

Domain ID domain_id	d7k21c2
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.55 — Ribonuclease H-like motif
Superfamily Superfamily superfamily	c.55.1 — Actin-like ATPase domain
Family Family family	c.55.1.1 — Actin/HSP70

Domain ID domain_id	d7k21d1
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.55 — Ribonuclease H-like motif
Superfamily Superfamily superfamily	c.55.1 — Actin-like ATPase domain
Family Family family	c.55.1.0 — automated matches

Domain ID domain_id	d7k21d2
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.55 — Ribonuclease H-like motif
Superfamily Superfamily superfamily	c.55.1 — Actin-like ATPase domain
Family Family family	c.55.1.1 — Actin/HSP70

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8. Citations (1)

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Unit-cell length a length_a	1.000 Å
Unit-cell length b length_b	1.000 Å
Unit-cell length c length_c	1.000 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	90.00 °
Unit-cell angle γ angle_gamma	90.00 °
Molecules per unit cell Z z_pdb	—

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

Resolution resolution	3.00 Å
Resolution测定方法 resolution_method	—
颗粒数 num_particles	462669

fit	/app/data/saxs_computation/k2/7k21/7k21.fit
pddf	/app/data/pr_computation/k2/7k21/7k21.pr.out
profile	/app/data/saxs_computation/k2/7k21/7k21.dat