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Open data
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Basic information
Entry | Database: PDB / ID: 3wlc | ||||||
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Title | Crystal structure of dimeric GCaMP6m | ||||||
![]() | Myosin light chain kinase, Green fluorescent protein, Calmodulin | ||||||
![]() | FLUORESCENT PROTEIN / CALCIUM SENSOR | ||||||
Function / homology | ![]() tonic smooth muscle contraction / myosin-light-chain kinase / myosin light chain kinase activity / muscle structure development / establishment of protein localization to mitochondrial membrane / type 3 metabotropic glutamate receptor binding / establishment of protein localization to membrane / regulation of synaptic vesicle endocytosis / organelle localization by membrane tethering / regulation of synaptic vesicle exocytosis ...tonic smooth muscle contraction / myosin-light-chain kinase / myosin light chain kinase activity / muscle structure development / establishment of protein localization to mitochondrial membrane / type 3 metabotropic glutamate receptor binding / establishment of protein localization to membrane / regulation of synaptic vesicle endocytosis / organelle localization by membrane tethering / regulation of synaptic vesicle exocytosis / regulation of cardiac muscle cell action potential / mitochondrion-endoplasmic reticulum membrane tethering / autophagosome membrane docking / nitric-oxide synthase binding / protein phosphatase activator activity / cleavage furrow / adenylate cyclase binding / catalytic complex / calcium channel regulator activity / detection of calcium ion / regulation of cardiac muscle contraction / negative regulation of ryanodine-sensitive calcium-release channel activity / calcium channel inhibitor activity / cellular response to interferon-beta / phosphatidylinositol 3-kinase binding / regulation of release of sequestered calcium ion into cytosol by sarcoplasmic reticulum / stress fiber / positive regulation of protein dephosphorylation / regulation of ryanodine-sensitive calcium-release channel activity / titin binding / voltage-gated potassium channel complex / sperm midpiece / calcium channel complex / response to amphetamine / adenylate cyclase activator activity / nitric-oxide synthase regulator activity / regulation of heart rate / sarcomere / protein serine/threonine kinase activator activity / bioluminescence / regulation of cytokinesis / generation of precursor metabolites and energy / positive regulation of receptor signaling pathway via JAK-STAT / spindle microtubule / cellular response to type II interferon / spindle pole / response to calcium ion / G2/M transition of mitotic cell cycle / calcium-dependent protein binding / lamellipodium / myelin sheath / growth cone / transmembrane transporter binding / calmodulin binding / protein kinase activity / protein domain specific binding / phosphorylation / centrosome / calcium ion binding / protein kinase binding / protein-containing complex / mitochondrion / nucleoplasm / ATP binding / metal ion binding / cytoplasm / cytosol Similarity search - Function | ||||||
Biological species | ![]() ![]() ![]() ![]() ![]() ![]() | ||||||
Method | ![]() ![]() | ||||||
![]() | Ding, J. / Luo, A.F. / Hu, L.Y. / Wang, D.C. / Shao, F. | ||||||
![]() | ![]() Title: Structural basis of the ultrasensitive calcium indicator GCaMP6. Authors: Ding, J. / Luo, A.F. / Hu, L. / Wang, D. / Shao, F. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 99.2 KB | Display | ![]() |
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PDB format | ![]() | 72.1 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 438 KB | Display | ![]() |
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Full document | ![]() | 439.6 KB | Display | |
Data in XML | ![]() | 17.2 KB | Display | |
Data in CIF | ![]() | 24.2 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 3wldC ![]() 3sg4S C: citing same article ( S: Starting model for refinement |
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Similar structure data |
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Links
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Assembly
Deposited unit | ![]()
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1 | ![]()
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Unit cell |
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Components
#1: Protein | Mass: 50398.176 Da / Num. of mol.: 1 / Fragment: UNP RESIDUES 37-55, 149-238, 2-144, 3-149 Mutation: M153K, V163A, S175G, D180Y, T203V, A206K, H231L, F64L, V93I, N61D, D79Y, M77G, K78S, T80R, S82T, R91G Source method: isolated from a genetically manipulated source Details: THIS TRIPLE CHIMERA COMPRISES (FROM THE N-TERMINUS) AN ENGINEERED EXPRESSION TAG, RESIDUES 37-55 OF UNP Q6LDG3, AN ENGINEERED LE LINKER, RESIDUES 149-239 OF UNP P42212, AN ENGINEERED ...Details: THIS TRIPLE CHIMERA COMPRISES (FROM THE N-TERMINUS) AN ENGINEERED EXPRESSION TAG, RESIDUES 37-55 OF UNP Q6LDG3, AN ENGINEERED LE LINKER, RESIDUES 149-239 OF UNP P42212, AN ENGINEERED GGTGGSMV LINKER, RESIDUES 2-144 OF UNP P42212, AN ENGINEERED LP LINKER, AND RESIDUES 3-149 OF UNP P0DP29. UNP P42212 RESIDUES S65, Y66, AND G67 ARE THE CHROMOPHORE CRO. Source: (gene. exp.) ![]() ![]() ![]() ![]() ![]() ![]() Plasmid: pSUMO / Gene: GFP, Calm, Cam / Production host: ![]() ![]() References: UniProt: Q6LDG3, UniProt: P42212, UniProt: P0DP29, UniProt: P11799*PLUS | ||||
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#2: Chemical | ChemComp-CA / #3: Water | ChemComp-HOH / | Sequence details | (1)THIS TRIPLE CHIMERA COMPRISES (FROM THE N-TERMINUS) AN ENGINEERED EXPRESSION TAG, RESIDUES 37-55 ...(1)THIS TRIPLE CHIMERA COMPRISES (FROM THE N-TERMINUS) AN ENGINEERED | |
-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 1.95 Å3/Da / Density % sol: 36.94 % |
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Crystal grow | Temperature: 293 K / Method: vapor diffusion, hanging drop / pH: 8 Details: 0.1M HEPES, 20% w/v PEG 3350, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K |
-Data collection
Diffraction | Mean temperature: 95 K |
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Diffraction source | Source: ![]() |
Detector | Type: RIGAKU SATURN 944+ / Detector: CCD / Date: Aug 15, 2013 |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1.5418 Å / Relative weight: 1 |
Reflection | Resolution: 2.49→20.08 Å / Num. all: 13854 / Num. obs: 13660 / % possible obs: 98.6 % / Observed criterion σ(F): 0 / Observed criterion σ(I): 0 / Redundancy: 3.5 % / Biso Wilson estimate: 21.9 Å2 / Rmerge(I) obs: 0.078 / Rsym value: 0.078 / Net I/σ(I): 12.3 |
Reflection shell | Resolution: 2.49→2.62 Å / Redundancy: 3.2 % / Rmerge(I) obs: 0.251 / Mean I/σ(I) obs: 4.6 / Num. unique all: 1826 / Rsym value: 0.251 / % possible all: 91.4 |
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Processing
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Refinement | Method to determine structure: ![]() Starting model: PDB ENTRY 3SG4 Resolution: 2.49→20.079 Å / SU ML: 0.27 / σ(F): 1.35 / Phase error: 22.1 / Stereochemistry target values: ML
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Solvent computation | Shrinkage radii: 0.9 Å / VDW probe radii: 1.11 Å / Solvent model: FLAT BULK SOLVENT MODEL | ||||||||||||||||||||||||||||||||||||
Refine analyze | Luzzati coordinate error obs: 0.27 Å | ||||||||||||||||||||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 2.49→20.079 Å
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Refine LS restraints |
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LS refinement shell | Refine-ID: X-RAY DIFFRACTION / Total num. of bins used: 5
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