Current Protein Identity：Q13933
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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 |
|---|---|---|---|---|---|---|---|
| 2BE6 2.0 A crystal structure of the CaV1.2 IQ domain-Ca/CaM complex Deposited 2005-10-23 | Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count |
Chain D
1659–1692（34 aa）
Fragment：IQ domain, residues 1659-1692
|
Not recorded | CA CALCIUM ION × 4 NI NICKEL (II) ION × 1 | X-RAY DIFFRACTION |
X-ray crystallization conditions
VAPOR DIFFUSION, HANGING DROP；pH 6.5；284 K；0.05M Bis-Tris, pH 6.5, 10-15% PEG4000, 0.25mM protein, VAPOR DIFFUSION, HANGING DROP, temperature 284K
|
Resolution 2.00 Å R-free 0.255 |
| 2BE6 2.0 A crystal structure of the CaV1.2 IQ domain-Ca/CaM complex Deposited 2005-10-23 | Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count |
Chain E
1659–1692（34 aa）
Fragment：IQ domain, residues 1659-1692
|
Not recorded | CA CALCIUM ION × 4 NI NICKEL (II) ION × 1 | X-RAY DIFFRACTION |
X-ray crystallization conditions
VAPOR DIFFUSION, HANGING DROP；pH 6.5；284 K；0.05M Bis-Tris, pH 6.5, 10-15% PEG4000, 0.25mM protein, VAPOR DIFFUSION, HANGING DROP, temperature 284K
|
Resolution 2.00 Å R-free 0.255 |
| 2BE6 2.0 A crystal structure of the CaV1.2 IQ domain-Ca/CaM complex Deposited 2005-10-23 | Assembly 3 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count |
Chain F
1659–1692（34 aa）
Fragment：IQ domain, residues 1659-1692
|
Not recorded | CA CALCIUM ION × 4 NI NICKEL (II) ION × 1 | X-RAY DIFFRACTION |
X-ray crystallization conditions
VAPOR DIFFUSION, HANGING DROP；pH 6.5；284 K；0.05M Bis-Tris, pH 6.5, 10-15% PEG4000, 0.25mM protein, VAPOR DIFFUSION, HANGING DROP, temperature 284K
|
Resolution 2.00 Å R-free 0.255 |
| 2BE6 2.0 A crystal structure of the CaV1.2 IQ domain-Ca/CaM complex Deposited 2005-10-23 | Assembly 4 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count |
Chain E
1659–1692（34 aa）
Fragment：IQ domain, residues 1659-1692
Chain F
1659–1692（34 aa）
Fragment：IQ domain, residues 1659-1692
|
Not recorded | CA CALCIUM ION × 8 NI NICKEL (II) ION × 2 | X-RAY DIFFRACTION |
X-ray crystallization conditions
VAPOR DIFFUSION, HANGING DROP；pH 6.5；284 K；0.05M Bis-Tris, pH 6.5, 10-15% PEG4000, 0.25mM protein, VAPOR DIFFUSION, HANGING DROP, temperature 284K
|
Resolution 2.00 Å R-free 0.255 |
| 2F3Y Calmodulin/IQ domain complex Deposited 2005-11-22 | Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count |
Chain B
1665–1685（21 aa）
|
Not recorded | CA CALCIUM ION × 4 MG MAGNESIUM ION × 2 | X-RAY DIFFRACTION |
X-ray crystallization conditions
VAPOR DIFFUSION, HANGING DROP；pH 8.3；298 K；32% PEG 4000, 50mM TRIS, 50 mM MgCl2, pH 8.3, VAPOR DIFFUSION, HANGING DROP, temperature 298K
|
Resolution 1.45 Å R-free 0.219 |
| 2F3Z Calmodulin/IQ-AA domain complex Deposited 2005-11-22 | Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count |
Chain B
1665–1685（21 aa）
|
Mutation：I1672A, Q1673A | CA CALCIUM ION × 4 | X-RAY DIFFRACTION |
X-ray crystallization conditions
VAPOR DIFFUSION, HANGING DROP；pH 8.3；298 K；32% PEG 4000, 50mM TRIS, 50 mM MgCl2, pH 8.3, VAPOR DIFFUSION, HANGING DROP, temperature 298K
|
Resolution 1.60 Å R-free 0.272 |