← Back to search

Protein Structures and Oligomeric States

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

Current Protein Identity：P20480 New Search
16PDB entries
19Biological assembly
37chain/assembly records
Main Difference Dimensions in This Set
Different construct Different mutation/modification Different assembly state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics

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

Related-Structure Differences

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

PDB Entry Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Experimental Method Experimental Conditions Structure Quality
1CZ7 THE CRYSTAL STRUCTURE OF A MINUS-END DIRECTED MICROTUBULE MOTOR PROTEIN NCD REVEALS VARIABLE DIMER CONFORMATIONS Deposited 1999-09-01 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 295–700（406 aa） Fragment：CONSTRUCT MC5 FROM NCD
Chain B 295–700（406 aa） Fragment：CONSTRUCT MC5 FROM NCD
Not recorded MG MAGNESIUM ION × 2 ADP ADENOSINE-5'-DIPHOSPHATE × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.2；292 K；PEG 4000, NACL, MGCL2, K3PO4, pH 6.2, VAPOR DIFFUSION, HANGING DROP, temperature 292K
Resolution 2.90 Å R-free 0.294
1CZ7 THE CRYSTAL STRUCTURE OF A MINUS-END DIRECTED MICROTUBULE MOTOR PROTEIN NCD REVEALS VARIABLE DIMER CONFORMATIONS Deposited 1999-09-01 Assembly 2 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain C 295–700（406 aa） Fragment：CONSTRUCT MC5 FROM NCD
Chain D 295–700（406 aa） Fragment：CONSTRUCT MC5 FROM NCD
Not recorded MG MAGNESIUM ION × 2 ADP ADENOSINE-5'-DIPHOSPHATE × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.2；292 K；PEG 4000, NACL, MGCL2, K3PO4, pH 6.2, VAPOR DIFFUSION, HANGING DROP, temperature 292K
Resolution 2.90 Å R-free 0.294
1CZ7 THE CRYSTAL STRUCTURE OF A MINUS-END DIRECTED MICROTUBULE MOTOR PROTEIN NCD REVEALS VARIABLE DIMER CONFORMATIONS Deposited 1999-09-01 Assembly 3 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain C 295–700（406 aa） Fragment：CONSTRUCT MC5 FROM NCD
Chain D 295–700（406 aa） Fragment：CONSTRUCT MC5 FROM NCD
Not recorded MG MAGNESIUM ION × 4 ADP ADENOSINE-5'-DIPHOSPHATE × 4 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.2；292 K；PEG 4000, NACL, MGCL2, K3PO4, pH 6.2, VAPOR DIFFUSION, HANGING DROP, temperature 292K
Resolution 2.90 Å R-free 0.294
1N6M Rotation of the stalk/neck and one head in a new crystal structure of the kinesin motor protein, Ncd Deposited 2002-11-11 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 293–700（408 aa） Fragment：NCD
Chain B 293–700（408 aa） Fragment：NCD
Mutation：N600K Mutation：N600K MG MAGNESIUM ION × 2 ADP ADENOSINE-5'-DIPHOSPHATE × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.8；291 K；PEG 8000, NaCl, Sodium Phosphate, pH 6.8, VAPOR DIFFUSION, HANGING DROP, temperature 291K
Resolution 2.50 Å R-free 0.302
1N6M Rotation of the stalk/neck and one head in a new crystal structure of the kinesin motor protein, Ncd Deposited 2002-11-11 Assembly 2 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain A 293–700（408 aa） Fragment：NCD
Chain B 293–700（408 aa） Fragment：NCD
Mutation：N600K Mutation：N600K MG MAGNESIUM ION × 4 ADP ADENOSINE-5'-DIPHOSPHATE × 4 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.8；291 K；PEG 8000, NaCl, Sodium Phosphate, pH 6.8, VAPOR DIFFUSION, HANGING DROP, temperature 291K
Resolution 2.50 Å R-free 0.302
2NCD NCD (NON-CLARET DISJUNCTIONAL) DIMER FROM D. MELANOGASTER Deposited 1999-06-04 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 281–700（420 aa） Fragment：RESIDUES 281-700
Not recorded SO4 SULFATE ION × 8 ADP ADENOSINE-5'-DIPHOSPHATE × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.5；THE MOTHER LIQUOR CONTAINED PROTEIN AT ABOUT 20 MG/ML, 2 MM ADP, 10 MM MGCL2, 100 MM NACL, 700 MM LI2SO4, 1 MM EGTA, AND 1 MM DTT IN 20 MM HEPES, PH 7.5. THE RESERVOIR WAS 1.4 M LI2SO4, 10 MM MGCL2, 1 MM EGTA, 1 MM DTT IN 20 MM HEPES, PH 7.5., VAPOR DIFFUSION, HANGING DROP
Resolution 2.50 Å R-free 0.270
3L1C Kinesin-14 Protein Ncd, T436S Mutant Deposited 2009-12-11 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 293–674（382 aa） Fragment：residues 293-674
Chain B 293–674（382 aa） Fragment：residues 293-674
Mutation：T436S Mutation：T436S MG MAGNESIUM ION × 2 ADP ADENOSINE-5'-DIPHOSPHATE × 2 X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 2.75 Å R-free 0.292
3U06 Crystal structure of the kinesin-14 NcdG347D Deposited 2011-09-28 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 293–700（408 aa） Fragment：unp residues 293-700
Chain B 293–700（408 aa） Fragment：unp residues 293-700
Not recorded ADP ADENOSINE-5'-DIPHOSPHATE × 2 MG MAGNESIUM ION × 1 GOL GLYCEROL × 5 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6.5；288 K；Bis-Tris propane, Na2SO4, PEG3350, pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 288K
Resolution 2.35 Å R-free 0.250
5HLE Structural basis of backwards motion in kinesin-14: minus-end directed nKn664 in the ADP state Deposited 2016-01-14 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 325–348（24 aa）
Chain A 664–700（37 aa）
Not recorded ADP ADENOSINE-5'-DIPHOSPHATE × 1 MG MAGNESIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；293 K；PEG 3350, Ammonium sulfate, HEPES Benzamidine-HCl, ADP
Resolution 2.90 Å R-free 0.287
5HNW Structural basis of backwards motion in kinesin-14: minus-end directed nKn664 in the AMPPNP state Deposited 2016-01-19 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain K 325–348（24 aa） Fragment：UNP RESIDUES 325-348, 664-700
Chain K 664–700（37 aa） Fragment：UNP RESIDUES 325-348, 664-700
Not recorded MG MAGNESIUM ION × 2 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 TA1 TAXOL × 1 ANP PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 6.60 Å
5HNX Structural basis of backwards motion in kinesin-14: minus-end directed nKn664 in the nucleotide-free state Deposited 2016-01-19 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain K 325–348（24 aa） Fragment：UNP residues 325-348,UNP residues 664-700
Chain K 664–700（37 aa） Fragment：UNP residues 325-348,UNP residues 664-700
Not recorded MG MAGNESIUM ION × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 TA1 TAXOL × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 6.60 Å
5HNY Structural basis of backwards motion in kinesin-14: plus-end directed nKn669 in the AMPPNP state Deposited 2016-01-19 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain K 325–348（24 aa） Fragment：UNP residues 325-348, UNP residues 664-700
Chain K 669–700（32 aa） Fragment：UNP residues 325-348, UNP residues 664-700
Not recorded GTP GUANOSINE-5'-TRIPHOSPHATE × 1 MG MAGNESIUM ION × 2 GDP GUANOSINE-5'-DIPHOSPHATE × 1 TA1 TAXOL × 1 ANP PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 6.30 Å
5HNZ Structural basis of backwards motion in kinesin-14: plus-end directed nKn669 in the nucleotide-free state Deposited 2016-01-19 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain K 325–348（24 aa） Fragment：UNP residues 325-348,UNP residues 664-700
Chain K 669–700（32 aa） Fragment：UNP residues 325-348,UNP residues 664-700
Not recorded MG MAGNESIUM ION × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 TA1 TAXOL × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 5.80 Å
5W3D The structure of kinesin-14 wild-type Ncd-ADP dimer Deposited 2017-06-07 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 293–700（408 aa）
Chain B 293–700（408 aa）
Not recorded MG MAGNESIUM ION × 2 ADP ADENOSINE-5'-DIPHOSPHATE × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.8；291 K；50 mM sodium phosphate, 7 mM dithiothreitol, 10 mM magnesium chloride, 700 mM sodium chloride, 13% PEG8000 (w/v)
Resolution 2.79 Å R-free 0.280
8YUE Crystal structure of the kinesin-14 motor protein from Drosophila melanogaster Deposited 2024-03-27 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 293–680（388 aa）
Chain B 293–680（388 aa）
Mutation：Y485K Mutation：Y485K ADP ADENOSINE-5'-DIPHOSPHATE × 2 PO4 PHOSPHATE ION × 4 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；296 K；0.5M NaCl, 50mM NaPi, pH6.8, 7mM DTT, 13% PEG 8000
Resolution 3.15 Å R-free 0.295
8YY2 Kinesin-14 in nucleotide-free state bound to 13 PF Microtubule Deposited 2024-04-03 Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain C 292–700（409 aa）
Chain D 292–700（409 aa）
Mutation：E292M, Y485K, N697S Mutation：E292M, Y485K, N697S GTP GUANOSINE-5'-TRIPHOSPHATE × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 MG MAGNESIUM ION × 1 ADP ADENOSINE-5'-DIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.8；100 mM PIPES pH 6.8, 1 mM MgCl2, 1 mM EGTA, and 1 mM GTP
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.60 Å
8YY3 Kinesin-14 in nucleotide-free state bound to 14 PF Microtubule Deposited 2024-04-03 Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain C 292–700（409 aa）
Chain D 292–700（409 aa）
Mutation：E292M, Y485K, N697S Mutation：E292M, Y485K, N697S GTP GUANOSINE-5'-TRIPHOSPHATE × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 MG MAGNESIUM ION × 1 ADP ADENOSINE-5'-DIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.8；100 mM PIPES pH 6.8, 1 mM MgCl2, 1 mM EGTA, and 1 mM GTP
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.24 Å
8YY4 Kinesin-14 with AlF3 bound to 13 PF Microtubule Deposited 2024-04-03 Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain C 292–700（409 aa）
Chain D 292–700（409 aa）
Mutation：E292M, Y485K, N697S Mutation：E292M, Y485K, N697S GTP GUANOSINE-5'-TRIPHOSPHATE × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 ADP ADENOSINE-5'-DIPHOSPHATE × 2 MG MAGNESIUM ION × 2 ALF TETRAFLUOROALUMINATE ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.8；100 mM PIPES pH 6.8, 1 mM MgCl2, 1 mM EGTA, 1 mM GTP, 2 mM ADP, 2 mM AlCl3, and 8 mM NaF
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.02 Å
8YY5 Kinesin-14 with AlF3 bound to 14 PF Microtubule Deposited 2024-04-03 Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain C 292–700（409 aa）
Chain D 292–700（409 aa）
Mutation：E292M, Y485K, N697S Mutation：E292M, Y485K, N697S GTP GUANOSINE-5'-TRIPHOSPHATE × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 ADP ADENOSINE-5'-DIPHOSPHATE × 2 MG MAGNESIUM ION × 2 ALF TETRAFLUOROALUMINATE ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.8；100 mM PIPES pH 6.8, 1 mM MgCl2, 1 mM EGTA, 1 mM GTP, 2 mM ADP, 2 mM AlCl3, and 8 mM NaF
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.99 Å

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