Current Protein Identity：P52907
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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 |
|---|---|---|---|---|---|---|---|
| 1MQ1 Ca2+-S100B-TRTK-12 complex Deposited 2002-09-13 | Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count |
Chain C
265–276（12 aa）
Fragment：TRTK-12 peptide, RESIDUES 265-276
Chain D
265–276（12 aa）
Fragment：TRTK-12 peptide, RESIDUES 265-276
|
Not recorded | No recorded non-water small molecule | SOLUTION NMR |
NMR measurement conditions
pH 7.05；308 K；Ionic strength (raw mmCIF value) 35 mM KCl；Pressure ambient
NMR sample composition
U-13C, U-15N S100B (1.0 mM)
unlabelled TRTK-12 (1.2 mM)
3 mM CaCl2 | 90% H20, 10% D20
NMR sample composition
U-2H, U-15N S100B (0.35 mM)
unlabelled TRTK-12 (0.80 mM)
1 mM CaCl2 | 90% H20, 10% D20
NMR sample composition
U-13C, U-15N S100B (1.0 mM)
13C-acetyl, 13C-Ile TRTK-12 (1.2 mM)
3 mM CaCl2 | 90% H20, 10% D20
NMR sample composition
U-13C/U-12C S100B heterodimer (1.0mM)
Unlabelled TRTK-12 (1.2 mM)
3 mM CaCl2 | 90% H20, 10% D20
|
Resolution not provided |
| 1MWN Solution NMR structure of S100B bound to the high-affinity target peptide TRTK-12 Deposited 2002-09-30 | Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count |
Chain X
265–276（12 aa）
Fragment：Residues 265-276
Chain Y
265–276（12 aa）
Fragment：Residues 265-276
|
Not recorded | CA CALCIUM ION × 4 | SOLUTION NMR |
NMR measurement conditions
pH 6.5；310 K；Ionic strength (raw mmCIF value) 25 mM；Pressure ambient
NMR sample composition
2.2 mM S100B (subunit concentration), 5.2 mM CaCl2, 2.6 mM TRTK-12 peptide, 10 mM tris-d11, 15 mM NaCl, 0.1 mM EDTA, 5 mM DTT, 0.35 mM NaN3 | 95% H2O/5% D2O
|
Resolution not provided |
| 7T5Q Cryo-EM Structure of a Transition State of Arp2/3 Complex Activation Deposited 2021-12-13 | Assembly 1 Insufficient information Heteromer；Protein × 10 PDB declaration: decameric（10） Consistent with protein count |
Chain I
1–280（280 aa）
|
Not recorded | MG MAGNESIUM ION × 3 ATP ADENOSINE-5'-TRIPHOSPHATE × 2 ADP ADENOSINE-5'-DIPHOSPHATE × 1 | ELECTRON MICROSCOPY |
cryo-EM buffer
pH 7
cryo-EM vitrification conditions
Cryogen ETHANE；Grids were manually blotted for 3 seconds with Whatman 41 filter paper and manually plunged using a Leica EM CPC manual plunger.
|
Resolution 3.40 Å |
| 8F8Q Cryo-EM structure of the CapZ-capped barbed end of F-actin Deposited 2022-11-22 | Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric（8） Consistent with protein count |
Chain G
1–286（286 aa）
|
Not recorded | ADP ADENOSINE-5'-DIPHOSPHATE × 6 MG MAGNESIUM ION × 6 | ELECTRON MICROSCOPY |
cryo-EM buffer
pH 7.5
cryo-EM vitrification conditions
Cryogen ETHANE；Blot force 0
Blot time 2.5 s
|
Resolution 2.79 Å |
| 9B7J Cryo-EM structure of human dynactin complex bound to Chlamydia effector Dre1 Deposited 2024-03-27 | Assembly 1 Protein heterocomplex Heteromer；Protein × 25 PDB declaration: 25-meric（25） Consistent with protein count |
Chain N
1–286（286 aa）
|
Not recorded | ADP ADENOSINE-5'-DIPHOSPHATE × 8 ANP PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER × 1 ZN ZINC ION × 3 | ELECTRON MICROSCOPY |
cryo-EM buffer
pH 7.5
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 3.49 Å |
| 9B85 Cryo-EM structure of human dynactin complex bound to Chlamydia effector Dre1 Deposited 2024-03-28 | Assembly 1 Protein heterocomplex Heteromer；Protein × 19 PDB declaration: 19-meric（19） Consistent with protein count |
Chain N
1–286（286 aa）
|
Not recorded | ADP ADENOSINE-5'-DIPHOSPHATE × 8 ANP PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER × 1 ZN ZINC ION × 3 | ELECTRON MICROSCOPY |
cryo-EM buffer
pH 7.5
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 3.47 Å |
| 9EC0 Structure of the CARMIL dimer bound to Capping Protein Deposited 2024-11-13 | Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric（6） Consistent with protein count |
Chain C
1–286（286 aa）
Chain E
1–286（286 aa）
|
Not recorded | No recorded non-water small molecule | ELECTRON MICROSCOPY |
cryo-EM buffer
pH 7.5
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 3.40 Å |
| 9Y9L CP at the barbed end with one cofilin on second-to-last subunit Deposited 2025-09-14 | Assembly 1 Protein heterocomplex Heteromer；Protein × 11 PDB declaration: 11-meric（11） Consistent with protein count |
Chain Y
1–286（286 aa）
|
Not recorded | ADP ADENOSINE-5'-DIPHOSPHATE × 5 MG MAGNESIUM ION × 5 | ELECTRON MICROSCOPY |
cryo-EM buffer
pH 7.5
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 3.06 Å |
| 9Y9M Capping protein bound to the barbed end of cofilactin Deposited 2025-09-14 | Assembly 1 Protein heterocomplex Heteromer；Protein × 10 PDB declaration: decameric（10） Consistent with protein count |
Chain Y
1–277（277 aa）
|
Not recorded | ADP ADENOSINE-5'-DIPHOSPHATE × 5 MG MAGNESIUM ION × 5 | ELECTRON MICROSCOPY |
cryo-EM buffer
pH 7.5
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 3.06 Å |
| 9YIM Capping protein bound to the barbed end of F-actin Deposited 2025-10-01 | Assembly 1 Protein heterocomplex Heteromer；Protein × 7 PDB declaration: heptameric（7） Consistent with protein count |
Chain Y
8–285（278 aa）
|
Not recorded | ADP ADENOSINE-5'-DIPHOSPHATE × 5 MG MAGNESIUM ION × 5 | ELECTRON MICROSCOPY |
cryo-EM buffer
pH 7.5
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 2.62 Å |