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Open data
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Basic information
Entry | Database: PDB / ID: 1aay | ||||||
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Title | ZIF268 ZINC FINGER-DNA COMPLEX | ||||||
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![]() | TRANSCRIPTION/DNA / ZINC FINGER / DNA-BINDING PROTEIN / COMPLEX (ZINC FINGER-DNA) / TRANSCRIPTION-DNA COMPLEX | ||||||
Function / homology | ![]() glomerular mesangial cell proliferation / positive regulation of glomerular metanephric mesangial cell proliferation / cellular response to interleukin-8 / regulation of progesterone biosynthetic process / regulation of protein sumoylation / cellular response to heparin / cellular response to mycophenolic acid / circadian temperature homeostasis / positive regulation of post-translational protein modification / positive regulation of hormone biosynthetic process ...glomerular mesangial cell proliferation / positive regulation of glomerular metanephric mesangial cell proliferation / cellular response to interleukin-8 / regulation of progesterone biosynthetic process / regulation of protein sumoylation / cellular response to heparin / cellular response to mycophenolic acid / circadian temperature homeostasis / positive regulation of post-translational protein modification / positive regulation of hormone biosynthetic process / double-stranded methylated DNA binding / hemi-methylated DNA-binding / positive regulation of gene expression via chromosomal CpG island demethylation / interleukin-1-mediated signaling pathway / histone acetyltransferase binding / : / positive regulation of smooth muscle cell migration / skeletal muscle cell differentiation / locomotor rhythm / T cell differentiation / estrous cycle / RNA polymerase II core promoter sequence-specific DNA binding / BMP signaling pathway / long-term memory / regulation of neuron apoptotic process / response to glucose / positive regulation of chemokine production / positive regulation of interleukin-1 beta production / response to ischemia / promoter-specific chromatin binding / RNA polymerase II transcription regulatory region sequence-specific DNA binding / positive regulation of smooth muscle cell proliferation / regulation of long-term neuronal synaptic plasticity / circadian regulation of gene expression / response to insulin / negative regulation of canonical Wnt signaling pathway / cellular response to gamma radiation / positive regulation of miRNA transcription / positive regulation of neuron apoptotic process / double-stranded DNA binding / DNA-binding transcription activator activity, RNA polymerase II-specific / regulation of apoptotic process / sequence-specific DNA binding / learning or memory / transcription cis-regulatory region binding / response to hypoxia / DNA-binding transcription factor activity, RNA polymerase II-specific / RNA polymerase II cis-regulatory region sequence-specific DNA binding / DNA-binding transcription factor activity / positive regulation of gene expression / regulation of DNA-templated transcription / chromatin / regulation of transcription by RNA polymerase II / positive regulation of DNA-templated transcription / enzyme binding / negative regulation of transcription by RNA polymerase II / positive regulation of transcription by RNA polymerase II / DNA binding / zinc ion binding / nucleoplasm / nucleus / cytoplasm Similarity search - Function | ||||||
Biological species | ![]() ![]() | ||||||
Method | ![]() ![]() | ||||||
![]() | Elrod-Erickson, M. / Rould, M.A. / Pabo, C.O. | ||||||
![]() | ![]() Title: Zif268 protein-DNA complex refined at 1.6 A: a model system for understanding zinc finger-DNA interactions. Authors: Elrod-Erickson, M. / Rould, M.A. / Nekludova, L. / Pabo, C.O. #1: ![]() Title: Zinc Finger-DNA Recognition: Crystal Structure of a Zif268-DNA Complex at 2.1 A Authors: Pavletich, N.P. / Pabo, C.O. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 44.2 KB | Display | ![]() |
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PDB format | ![]() | 31.9 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 375.2 KB | Display | ![]() |
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Full document | ![]() | 376.3 KB | Display | |
Data in XML | ![]() | 3.7 KB | Display | |
Data in CIF | ![]() | 6.1 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 1zaaS 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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Unit cell |
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Components on special symmetry positions |
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Components
#1: DNA chain | Mass: 3430.233 Da / Num. of mol.: 1 / Source method: obtained synthetically | ||
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#2: DNA chain | Mass: 3279.151 Da / Num. of mol.: 1 / Source method: obtained synthetically | ||
#3: Protein | Mass: 10853.498 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() ![]() | ||
#4: Chemical | #5: Water | ChemComp-HOH / | |
-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2.4 Å3/Da / Density % sol: 55.3 % | ||||||||||||||||||||||||||||||||||||||||||
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Crystal grow | Method: vapor diffusion, hanging drop / pH: 8 Details: 2.5-5% PEG 400; 500-700MM NACL; 25MM BIS-TRIS PROPANE, PH 8.0, VAPOR DIFFUSION, HANGING DROP | ||||||||||||||||||||||||||||||||||||||||||
Components of the solutions |
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Crystal grow | *PLUS Details: Pavletich, N.P., (1991) Science, 252, 809. | ||||||||||||||||||||||||||||||||||||||||||
Components of the solutions | *PLUS
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-Data collection
Diffraction | Mean temperature: 295 K |
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Diffraction source | Source: ![]() |
Detector | Type: RIGAKU RAXIS IIC / Detector: IMAGE PLATE / Date: Aug 1, 1994 / Details: YALE MIRRORS |
Radiation | Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Relative weight: 1 |
Reflection | Resolution: 1.6→20 Å / Num. obs: 22749 / % possible obs: 96.6 % / Observed criterion σ(F): -2 / Observed criterion σ(I): -2 / Redundancy: 6.5 % / Rmerge(I) obs: 0.062 / Rsym value: 0.025 / Net I/σ(I): 34.5 |
Reflection shell | Resolution: 1.6→1.66 Å / Redundancy: 4 % / Rmerge(I) obs: 0.534 / Mean I/σ(I) obs: 2 / Rsym value: 0.223 / % possible all: 92.8 |
Reflection | *PLUS Highest resolution: 1.6 Å / Lowest resolution: 20 Å / Num. obs: 27503 / % possible obs: 94.8 % / Observed criterion σ(F): -2 / Observed criterion σ(I): -2 / Num. measured all: 149720 / Rmerge(I) obs: 0.062 |
Reflection shell | *PLUS % possible obs: 94.9 % / Rmerge(I) obs: 0.534 |
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Processing
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Refinement | Method to determine structure: ![]() Starting model: PDB ENTRY 1ZAA, WITHOUT WATERS Resolution: 1.6→6 Å / Data cutoff high absF: 100000 / Data cutoff low absF: 0.01 / Isotropic thermal model: RESTRAINED INDIVIDUAL / Cross valid method: THROUGOUT / σ(F): 2
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Displacement parameters | Biso mean: 30 Å2 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 1.6→6 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 1.6→1.67 Å / Total num. of bins used: 8
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Software | *PLUS Version: 3.0,3.1 / Classification: refinement | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement | *PLUS Highest resolution: 1.6 Å / Lowest resolution: 6 Å / σ(F): 2 / % reflection Rfree: 12 % / Rfactor all: 0.203 / Rfactor obs: 0.195 / Rfactor Rfree: 0.242 / Rfactor Rwork: 0.195 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Solvent computation | *PLUS | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | *PLUS Biso mean: 30 Å2 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refine LS restraints | *PLUS
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LS refinement shell | *PLUS Rfactor Rfree: 0.286 / % reflection Rfree: 12.6 % / Rfactor Rwork: 0.266 / Rfactor obs: 0.266 |